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ANATOMY PRACTICAL 1
Sections:
• Normal lateralis - MandibleBone
• Salivary glands - Palate -
Tongue - pharynx
• Muscles of mastication
Head & Neck
• Anterior & Posterior
Abdominal
wall
• Stomach - Liver
• small & large intestine -
pancreas
Organs
ANATOMY PRACTICAL 2
A) Norma lateralis
‫ال‬ ‫بس‬ ‫هنوضح‬ ، ‫الصورة‬ ‫ع‬ ‫واضحة‬ ‫العضم‬ ‫أماكن‬sutures:
-‫أدام‬ ‫عندنا‬H-shaped suture‫من‬ ‫بيتكون‬ ‫وده‬4bones:
 Frontal bone → ‫أدام‬
 Parietal bone → ‫فوق‬
 Temporal bone → ‫ورا‬
 Greater wing of sphenoid bone → ‫تحت‬
‫دول‬ ‫عضمات‬ ‫األربع‬ ‫التقاء‬ ‫مكان‬‫نقطة‬ ‫في‬‫اسمها‬←pterion
-‫ال‬lambdoid suture‫يقابل‬ ‫ورا‬ ‫من‬‫ال‬parieto-Temporal suture‫اسمها‬ ‫نقطة‬ ‫في‬
←Asterion
Bone
ANATOMY PRACTICAL 3
-‫عندنا‬zygomatic arch‫اتحاد‬ ‫من‬ ‫بيتكون‬ ‫وده‬ ‫كدة‬ ‫الجنب‬ ‫من‬ ‫بارز‬2 processes:
1) Temporal process of zygomatic bone
2) Zygomatic process of temporal bone
‫ال‬ ‫اسم‬process‫من‬‫الحتة‬‫رايح‬ ‫هو‬ ‫اللي‬‫لها‬+‫منها‬ ‫طالع‬ ‫هو‬ ‫اللي‬ ‫العضمة‬ ‫اسم‬
——————
‫هنتكلم‬ ‫دلوقتي‬‫ال‬ ‫ف‬ ‫أماكن‬ ‫عن‬skull‫بتدي‬attachment‫عندنا‬ ‫؟‬ ‫اليه‬4 muscles of mastication
‫ال‬origin‫من‬ ‫جاي‬ ‫بتاعهم‬skull:
1) Floor of Temporal fossa + inferior temporal line ‫(مش‬) ‫دي‬ ‫العينة‬ ‫في‬ ‫ظاهر‬ →
Origin of Temporalis muscle
2) Lower border & inner surface of zygomatic arch → origin of masseter
muscle
ANATOMY PRACTICAL 4
٣)‫ليها‬ ‫التالتة‬ ‫الماسل‬2 heads:
-‫علم‬ ‫لو‬‫ال‬ ‫تحت‬zygomatic arch‫ال‬ ‫في‬infratemporal surface of greater wing of
sphenoid bone←erygoid muscled of lateral ptheaupperorigin of
-‫علي‬ ‫شاور‬ ‫لو‬pterygoid plateateralLofsurfaceateralL←dhealowerorigin of
musclepterygoidateralLof‫افتكرها‬ (4L)
٤)‫ليها‬ ‫بردو‬ ‫األخيرة‬ ‫الماسل‬2heads:
-‫ال‬ ‫في‬ ‫حتة‬ ‫آخر‬ ‫علي‬ ‫شاور‬ ‫لو‬maxilla‫ورا‬ ‫من‬( maxillary tuberosity )←origin of
d of medial pterygoid muscleheasuperficial
-‫علي‬ ‫شاور‬ ‫لو‬of Lateral pterygoid platesurfacemedial←d ofheadeeporigin of
medial pterygoid muscle
‫آخر‬ ‫إن‬ ‫بالك‬ ‫خد‬ ‫يبقي‬2muscles‫ال‬ ‫في‬ ‫ماسكين‬ ‫االتنين‬lateral pterygoid plate‫ماسكة‬ ‫واحدة‬ ‫بس‬
‫ال‬ ‫الناحية‬ ‫من‬lateral‫والتانية‬medial
ANATOMY PRACTICAL 5
-‫ال‬ ‫في‬ ‫نعرفهم‬ ‫حاجتين‬ ‫آخر‬skull:
1)Fossa‫ال‬ ‫بين‬ ‫موجودة‬maxilla‫وال‬lateral pterygoid plate←pterygopalatine
fossa
2)‫ال‬ ‫في‬ ‫حفرة‬skull‫ال‬ ‫فيها‬ ‫يقعد‬ ‫تحت‬ ‫من‬mandible←mandibular fossa‫ويتكون‬
‫ال‬tempro-mandibular joint
B) Mandible :
‫ال‬ ‫هنعرف‬features‫و‬ ، ‫فيه‬ ‫هنشوفها‬ ‫اللي‬: ‫منك‬ ‫طلب‬ ‫لو‬
- Related to ? → nerve , vessels
- Attached? → ligaments / muscles
‫ال‬features‫متشاور‬‫عليهم‬‫ف‬‫الصورة‬‫هنقول‬ ‫وبعدين‬ ،‫ال‬relations/attachments
ANATOMY PRACTICAL 6
 Mental foramen ►( related to it ? ) → mental nerve & Vessels
 Angle of the mandible ►( attached to it ? ) →stylo-mandibular ligament
 Ramus of mandible ►( attached to it ? ) →insertion of Masseter muscle
 Neck of the mandible ► ( related to it ? ) →Auriculo-temporal nerve &
maxillary artery
 Head of mandible ►articulates with mandibular fossa of the skull to form
tempro-mandibular joint
 Coronoid process ►( attached to it ? ) →insertion of Temporalis muscle
ANATOMY PRACTICAL 7
 Mylohyoid line ►( attached to it ? ) → origin of Mylohyoid muscle
And the posterior part of the line ( attached to it ? ) → pterygomndibular
ligament
 Sublingual fossa ►( related to it ? ) → sublingual gland
 Submandibular fossa ►( related to it ? ) → submandibular gland
 Mandibular foramen ►( related to it ? ) → inferior alveolar nerve &
Vessels
 Lingual ►( attached to it ? ) → spheno-mandibular ligament
 Mandibular notch ►( related to it ? ) → nerve go masseter muscle
 Mylohyoid groove ►nerve to Mylohyoid
** groove at medial aspect of last molar tooth → ( related to it ? ) >>
lingual nerve “ dangerous area “
ANATOMY PRACTICAL 8
‫كمان‬ ‫حاجتين‬ ‫فاضل‬: ‫جوا‬ ‫من‬ ‫بنشوفهم‬
‫اتبقي‬ ‫وكان‬2muscles of mastication‫ال‬ ‫مقولناش‬insertion: ‫ليهم‬
-Lateral pterygoid muscle←‫في‬ ‫بتمسك‬pterygoid fovea‫علي‬ ‫موجودة‬ ‫حفرة‬ (
‫ال‬neck‫جوا‬ ‫من‬(
-Medial pterygoid muscle←‫ال‬ ‫في‬ ‫بتمسك‬ramus‫ال‬ ‫عكس‬ ( ‫جوا‬ ‫من‬masseter)
ANATOMY PRACTICAL 9
I. Salivary glands:
 Identify :
-‫ال‬ ‫أدام‬ear‫علطول‬←Parotid gland
-‫ال‬ ‫أدام‬ ‫من‬ ‫طالعة‬gland←Parotid duct
-‫ال‬ ‫تحت‬mandible←Submandibular gland‫ده‬ ‫منها‬ ‫شايفينه‬ ‫بنكون‬ ‫واللي‬‫هو‬
‫ال‬superficial part‫األسئلة‬ ‫عليه‬ ‫بيكون‬ ‫اللي‬ ‫وهو‬ ،
_________________
1) Parotid gland :
 Structures inside the parotid gland ( enumerate 2 )
1- Facial nerve ( most superficial structure )
2- Retromandibular vein
3- External carotid artery ( deepest structure )
4- Auriculo-temporal nerve
5- Parotid lymph nodes
 Explain how this structure enters / (or leaves ) the gland
Enters through Leaves through
1- Facial nerve Postero-medial surface Plexus gives terminal branches :
 Temporal (upper end)
 Zygomatic , buccal ,
mandibular (Anterior border)
 Cervical ( lower end )
2- Retromandibular
vein
Formed from :
 Superficial
temporal v
( upper end )
 Maxillary v (
antero-medial
surface )
Lower end ( as anterior &
posterior branches )
3- External carotid
artery
Postero-medial surface Divides into :
 Superficial temporal a ( upper
end )
 Maxillary a ( antero-medial
surface )
4- Auriculo-temporal n. Antero-medial surface Upper pole
Head &
Neck
ANATOMY PRACTICAL 10
 Structures related anteromedial to parotid gland ( MMM )
- Posterior border of ramus of the mandible
- Masseter muscle
- Medial pterygoid muscle
 Structures related posteromedial to parotid gland (2 processes +sheath )
- Mastoid process + 2 muscles (sternomastoid / posterior belly of digastric(
- Styloid process + 3 muscles (stylohyoid / styloglossus / stylopharyngeus)
- Carotid sheath + contents ( internal carotid artery / internal jugular vein /
vagus nerve )
 Structures related to superficial surface
- Skin
- Superficial fascia ( contain platysma muscle )
- Parotid lymph nodes
- Great auricular nerve
 Mention sensory supply of the gland
- For capsule → great auricular nerve
- For parenchyma → auriculo-temporal nerve
 What is the cranial nerve responsible for parasympathetic supply of
parotid gland ? – Glossopharyngeal nerve
 What is the ganglion ? – Otic ganglion
 What is the postganglionic parasympathetic ? – Auriculo-temporal nerve
————————
2) Parotid duct :
 Mention where the parotid duct opens ?
- In the vestibule of the mouth opposite to upper second molar tooth
ANATOMY PRACTICAL 11
 What is the surface anatomy of the duct ?
- Middle third of a line connecting between 2 points :
1) Lower end of tragus of the ear
2) Pint midway between red margin of upper lip & ala of the nose
 Where it leaves the gland ?
- Through antero-medial surface
—-———————
3) Submandibular gland :
‫بنتسأل‬ ‫إننا‬ ‫بالنا‬ ‫ناخد‬‫عن‬‫ال‬superficial part
 Mention 2 lateral relations of the submandibular gland
- Submandibular fossa on medial surface of mandible
- Facial artery ( between the gland & mandible )
- Medial pterygoid muscle
 Mention 2 muscles medial to the gland
- Mylohyoid
- Hyoglossus
 Mention 2 nerves medial to the gland
- Lingual nerve
- Hypoglossal nerve
- Mylohyoid nerve
 Where submandibular duct opens ?
- In the floor of the mouth on the summit of small sublingual papillae ( at
site of frenulum of the tongue )
ANATOMY PRACTICAL 12
II. The palate :
 Identify :
-‫وأدام‬ ‫فوق‬ ‫ناشفة‬ ‫عضمة‬←Hard palate
-‫إيدك‬ ‫في‬ ‫وبتتحرك‬ ‫وراها‬←Soft palate
-‫في‬‫ال‬ )‫(طرف‬ ‫آخر‬soft palate←Uvula
—————————
 Mention 2 bones forming hard palate
1) Palatine process of maxilla
2) Horizontal plates of the palatine bones
 Mention the sensory nerve supply of hard palate
1- Great palatine nerve
2- Nasopalatine nerve
 Mention the sensory nerve supply of soft palate
1- Lesser palatine nerve
2- Glossopharyngeal nerve
 Mention the motor nerve supply of soft palate
- Cranial part of accessory nerve except tensor palati muscle supplied by
→ trunk of mandibular nerve
 What is lymphatic drainage of hard palate
- Submandibular lymph nodes
) ‫عملي‬ ‫هتشوفها‬ ‫مش‬ ‫لكن‬ ( ‫نظري‬ ‫الماسلز‬ ‫ع‬ ‫يسألك‬ ‫بردو‬ ‫ممكن‬
 What is the muscle that hooks around pterygoid hamulus ?
- Tensor palati muscle
 What is the muscle responsible for narrowing oropharyngeus isthmus ?
- Palatoglossus muscle
 What is the muscle responsible for narrowing nasopharyngeus isthmus?
- Palatopharyngeus muscle
ANATOMY PRACTICAL 13
III. The Tongue :
 Identify :
- The organ ? Tongue
- The surface ? Dorsal surface ‫فوق‬ ‫من‬ ‫اللسان‬ ‫علي‬ ‫الدبوس‬ ‫بيحط‬
- The part ? Anterior 2/3rd
Or Posterior 1/3rd
-‫خالص‬ ‫أدام‬ ‫اللي‬ ‫الحتة‬ ‫علي‬ ‫مشاور‬ ‫الدبوس‬ ‫يجي‬ ‫ممكن‬←Tip of the tongue
 Mention the sensory nerve supply of anterior 2/3rd
?
- General sensation → lingual nerve
Taste sensation → Chorda tympani
 Mention the sensory nerve supply of posterior 1/3rd
?
- General & Taste sensation → Glossopharyngeal nevre
 Mention the motor nerve supply of the tongue ?
- All muscles are supplied by hypoglossal nerve except palatoglossus
muscle supplied by cranial part of accessory nerve
 Mention the lymphatic drainage of the tip of the tongue ?
- Submental lymph nodes
 Mention the lymphatic drainage of anterior 2/3rd
?
- Submandibular & deep cervical lymph nodes
 Mention the lymphatic drainage of posterior 1/3rd
?
- Deep cervical lymph nodes
ANATOMY PRACTICAL 14
 Identify ( MUSCLES ) : medial / lateral sides
 Medial side “2” :
-‫الجنب‬ ‫من‬ ‫اللسان‬ ‫في‬ ‫الدبوس‬‫ماسل‬ ‫في‬fan-shaped←Genioglossus muscle
-‫ماسل‬‫رفيعة‬‫ماشية‬ ، ‫خالص‬ ‫حتة‬ ‫آخر‬ ‫في‬ ‫تحتها‬ ‫موجودة‬straight←Geniohyoid
muscle
o Nerve supply of these muscles?
Hypoglossal nerve
( geniohyoid → C1 component of hypoglossal nerve )
o What is the action of genioglossus muscle ?
— Protrusion of the tongue
— Depression of median part of the tongue
o What is the origin of genioglossus muscle ?
— Superior genial tubercle of the mandible
 Lateral side “3” :
1)‫ال‬ ‫تحت‬submandibular gland(Digastric triangle)>> ‫فيه‬ ‫موجود‬
Anterior belly of digastric muscle
‫لو‬‫بيلمع‬ ‫أبيض‬ ‫خط‬ ‫هنالقي‬ ‫لورا‬ ‫مشينا‬‫ماسك‬‫فيها‬←intermediate tendon
‫هنالقي‬ ‫بعده‬ ‫كملنا‬ ‫لو‬‫ال‬posterior belly of digastric
o What is the nerve supply of digastric muscle ?
— Anterior belly → nerve to mylohyoid ( mandibular nerve )
— Posterior belly → facial nerve
o What is the action of digastric muscle ?
— Depression of the mandible
— Elevation of hyoid bone
2)‫موجودة‬ ‫ماسل‬deep‫لل‬submandibular gland>>Hyoglossus muscle
o What is the nerve supply ?
— Hypoglossal nerve
ANATOMY PRACTICAL 15
3)‫أدام‬ ‫موجودة‬ ‫ماسل‬‫و‬deep‫لل‬Anterior belly of digastric>>Mylohyoid
o What is the nerve supply ?
— Nerve to mylohyoid from inferior alveolar nerve
IV. Pharynx ( 3 parts ) :
1) Nasopharynx
1)‫فتحة‬ ‫هي‬ ‫األساسية‬ ‫عالمتة‬◄pharyngeal opening of auditory tube
2)‫حتة‬ ‫وراها‬‫راكبة‬ ‫كلكوعة‬‫لورا‬ ‫وراجعة‬ ‫الفتحة‬ ‫علي‬◄Tubal elevation
3)‫ال‬ ‫ورا‬elevation‫واطية‬ ‫حتة‬depressed◄Pharyngeal recess
4)‫ال‬ ‫تحت‬ ‫نازل‬elevation‫كدة‬ ‫خط‬‫او‬fold◄Salpingo-pharyngeal fold
5)‫ال‬ ‫في‬ ‫كدة‬ ‫بالعرض‬ ‫الدبوس‬ ‫يدخل‬ ‫ممكن‬posterior wall◄Pharyngeal tonsil‫و‬‫مش‬ ‫دي‬
‫ألنها‬ ‫العينات‬ ‫أغلب‬ ‫في‬ ‫بنالقيها‬‫بيحصلها‬atrophy‫سن‬ ‫بعد‬٢١‫سنة‬
 Structures that form tubal elevation ?
- Mucosa covering cartilaginous end of auditory tube
- Tubal tonsil ( lymphoid tissue )
ANATOMY PRACTICAL 16
 What is the sensory nerve supply of nasopharynx ?
- Maxillary nerve
 Artery related to pharyngeal recess ?
- Internal carotid artery
 Enlarged pharyngeal tonsil is called ?
- Adenoids
———————————-
2) Oropharynx
1)‫خط‬‫أدام‬ ‫موجود‬‫بين‬ ‫ما‬‫ال‬palate‫فوق‬‫وال‬tongue‫تحت‬◄Palatoglossal fold/arch
‫اللسان‬ ‫شديت‬ ‫ولو‬ ،‫يظهر‬ ‫ابتدي‬ ‫الخط‬ ‫هتالقي‬
2)‫ال‬ ‫بين‬ ‫ما‬ ‫تاني‬ ‫خط‬ ‫موجود‬ ‫ورا‬palate‫وال‬ ‫فوق‬pharynx‫تحت‬◄palatopharyngeal
fold / arch
3)‫االتنين‬ ‫بين‬ ‫ما‬ ‫شاور‬ ‫لو‬folds◄Palatine tonsils‫ألن‬ ‫متضخمة‬ ‫هتالقيها‬ ‫مش‬ ً‫ا‬‫وغالب‬
‫مفيش‬infection
 Relations of palatine tonsils ?
- Superior : soft palate
- Inferior : posterior 1/3rd
of the tongue
- Medial : cavity of oropharynx
- Lateral : (tonsillar bed) : superior constrictor muscle + paratonsillar vein
+ tonsillar artery
ANATOMY PRACTICAL 17
 Arterial supply of the tonsil ?
1- Tonsillar artery
2- Ascending palatine artery ( from facial )
3- Ascending pharyngeal artery ( from external carotid )
4- Lingual artery ( from external carotid )
5- Twigs ( small branches) from greater palatine artery ( from maxillary)
 Venous drainage of the tonsil ?
- Paratonsillar vein
 Lymphatic drainage of the tonsil ?
- Deep cervical lymph nodes ( mainly jugulo-digastric nodes )
 Nerve supply of the tonsil ?
- Glossopharyngeal nerve
- Lesser palatine nerve
 Nerve supply of the oropharynx ?
- Glossopharyngeal nerve
-‫ال‬ ‫ورا‬tongue‫علطول‬◄Epiglottis
-‫دبوس‬ ‫يحط‬‫ال‬ ‫بين‬tongue‫وال‬epiglottis◄Vallecula
 Sensory nerve supply of vallecula ?
- Internal laryngeal nerve
——————————-
3) Laryngopharynx
-‫ال‬ ‫تحت‬ ‫دبوس‬epiglottis‫في‬ ‫موجود‬fossa◄Pyriform fossa
‫ال‬ ‫تحت‬ ‫الدبوس‬ ‫طالما‬ (epiglottis‫ال‬ ‫دخلت‬ ‫كدة‬ ‫يبقي‬laryngopharynx)
 Sensory nerve supply of pyriform fossa ?
- Internal laryngeal nerve
 Relations of pyriform fossa ?
- Medial → Aryepiglottic fold of the larynx
- Lateral → Thyrohyoid membrane (above ) , lamina of Thyroid cartilage
(below)
 Sensory nerve supply of laryngopharynx ?
- Internal laryngeal branch of vagus nerve
ANATOMY PRACTICAL 18
Muscles of mastication :
‫بردو‬ ‫تاني‬ ‫نجمعهم‬ ‫بس‬ ‫كدة‬ ‫قبل‬ ‫شرحناهم‬ ‫يعتبر‬
 Nerve supply:
- All muscles are supplied by mandibular nerve ☑
- All muscles are supplied by anterior division of mandibular nerve ☓
( except medial pterygoid supplied by the trunk )
 Action :
- All muscles cause elevation of the mandible except lateral pterygoid
- All muscles cause protraction of the mandible except Temporalis
- Side to side movement → medial & lateral pterygoid
1) Bone :
All muscles of mastication : origin from skull & insertion in mandible
 Origin :
1- inner surface & inferior border of zygomatic arch → origin of
Masseter muscle
2- Temporal fossa → origin of Temporalis muscle
3- Lateral surface of lateral pterygoid plate → origin of Lower head of
Lateral pterygoid muscle ( 4L )
4- Greater wing of sphenoid of infra temporal fossa → origin of upper
head of Lateral pterygoid muscle
5- Medial surface of lateral pterygoid plate → origin of deep head of
Medial pterygoid muscle
6-‫ال‬ ‫علي‬ ‫يعلم‬maxilla( ‫ورا‬ ‫من‬maxillary tuberosity)←origin of
pterygoid muscleMedialhead ofsuperficial
 Insertion :
1)Coronoid process←Temporalisinsertion of
2)‫ال‬ ‫جوا‬neck of the mandible(pterygoid fovea)←lateralinsertion of
pterygoid muscle
3)‫ال‬ ‫علي‬mandibleramus of‫برا‬ ‫من‬←masseterinsertion of
4)‫ال‬ ‫علي‬angle of mandible‫جوا‬ ‫من‬←insertion of medial pterygoid
ANATOMY PRACTICAL 19
—————
2) Soft :
‫ال‬ ‫فيها‬ ‫اللي‬ ‫العينة‬ ً‫ال‬‫أو‬infra Temporal fossa‫ال‬mandible‫ه‬‫مكسورة‬ ‫تبقي‬
‫ماسل‬‫لتحت‬ ‫مدلدلة‬‫و‬superficial◄masseter
‫ال‬ ‫عند‬ ‫فوق‬ ‫ماسل‬Temporal line‫ال‬ ‫أدام‬ear‫ال‬ ‫ورا‬ ‫و‬eye◄Temporalis‫ف‬ (‫ي‬
‫ال‬ ‫علي‬ ‫مشاور‬ ‫تحت‬ ‫الصورة‬skin‫متشرح‬ ‫بيكون‬ ‫االمتحان‬ ‫ف‬ ‫بس‬ ، ‫العينة‬ ‫علي‬
) ‫تحته‬ ‫وهيشاورلك‬
‫ماشية‬ ‫ماسل‬oblique‫ال‬ ‫اتجاه‬ ‫نفس‬ (masseter‫و‬ )‫الفايبرز‬‫أبيض‬ ‫لونها‬ ‫بتاعتها‬◄
medial pterygoid
‫تلمع‬ ‫وال‬ ‫بالعرض‬ ‫ماشية‬ ‫ماسل‬‫متفرفتة‬ ‫فوق‬ ‫وموجودة‬‫و‬deep‫لل‬maxillary artery◄
lateral pterygoid
ANATOMY PRACTICAL 20
Maxillary artery :
-‫ال‬artery‫ال‬ ‫في‬ ‫بالعرض‬ ‫ماشي‬ ‫اللي‬ ‫الوحيد‬infra Temporal fossa
 What is the origin of maxillary artery ?
- From external carotid artery inside the substance of parotid gland
 What are the parts of maxillary artery ?
- First part → medial to the neck of mandible
- Second part → on lateral surface of lateral pterygoid muscle
- Third part → between 2 heads of lateral pterygoid to reach
pterygopalatine fossa
 Enumerate 2 branches of the first part
- Middle meningeal
- Accessory meningeal
- Inferior alveolar
- Deep auricular
- Anterior tympanic
 The maxillary artery can supply upper & lower jaw ☑
- Lower jaw → from inferior alveolar from 1st
part
- Upper jaw → from posterior superior alveolar from 3rd
part & anterior
superior alveolar of infraorbital from 3rd
part
——————————————————
Mandibular nerve :
 What is the origin of mandibular nerve ?
- The largest division of trigeminal nerve , leaves the skull through
foramen ovale
‫وبعد‬‫ال‬ ‫من‬ ‫يطلع‬ ‫ما‬foramen ovale‫ل‬ ‫ينقسم‬anterior & posterior branches
 What is The branches of trunk ? ( 3 motor : 1 sensory (
- Motor → Medial pterygoid + tensor palati + tensor tympani
- Sensory → nervous spinosus ( supply meninges of middle cranial fossa )
ANATOMY PRACTICAL 21
 What is The branches of anterior division ? ( 3 motor : 1 sensory (
- Motor ( the rest of mastication muscles ) → lateral pterygoid + masseter
+ Temporalis
- Sensory → buccal nerve ( pierce skin of buccinator muscle )
 Structures that pierce buccinator muscle
- Parotid duct
- Buccal branch of mandibular nerve
 What is The branches of posterior division ? ( 3 sensory : 1 motor (
a) Lingual nerve
 What is the dangerous position of lingual nerve ?
- Groove on the medial side of last molar tooth at the posterior end of
mylohyoid line
 What is the fiber passing through lingual nerve ?
o It carries the general sensation of anterior 2/3 of the tongue
o It carries parasympathetic post ganglionic fibers to sublingual &
submandibular glands
o Carries chorda tympani which is responsible for taste sensation of
anterior 2/3 of the tongue
B) Auriculo-Temporal nerve :
 How the auriculo-temporal nerve enters the parotid gland ?
- Through the antero-medial surface
 How the auriculo-temporal nerve leaves the parotid gland ?
- Through the upper end
ANATOMY PRACTICAL 22
‫ال‬ ‫بنشوف‬ ‫مش‬ ‫إحنا‬mandibular nerve‫كامل‬☒
‫بنشوف‬: ‫برنشاته‬ ‫من‬ ‫فقط‬ ‫نيرڤين‬
1- Lingual nerve
2- Inferior alveolar nerve
‫علي‬ ‫نايمين‬ ‫نيرڤين‬ ‫تالقي‬ ‫لما‬medial pterygoid muscle‫بعض‬ ‫مع‬ ‫بيجوا‬ ‫واالتنين‬ ،
‫يبقي‬‫ال‬inside‫و‬medial◄lingual
‫وال‬outside‫و‬lateral◄inferior alveolar‫ال‬ ‫لو‬ ‫وساعات‬ ،mandible‫بنالقيه‬ ‫موجودة‬
‫جواها‬ ‫داخل‬
ANATOMY PRACTICAL 23
1) Anterior abdominal wall :
‫الماسلز‬ ‫هنقسم‬‫ل‬ ‫هنشوفها‬ ‫اللي‬
 3 large lateral muscles ( ‫جوا‬ ‫من‬ ‫وواحدة‬ ، ‫برا‬ ‫من‬ ‫اتنين‬ )
1) External abdominal oblique
‫ودي‬‫فيها‬ ‫الفايبرز‬ ‫اتجاه‬(downward, forward and medially)‫ال‬ ‫ألن‬origin‫فوق‬
‫وال‬insertion‫جيبك‬ ‫في‬ ‫إيدك‬ ‫حاطط‬ ‫كأنك‬ ‫اتجاهها‬ ، ‫تحت‬
2) Internal abdominal oblique
( ‫فيها‬ ‫الفايبرز‬ ‫اتجاه‬upward , forward and medially‫ال‬ ‫ألن‬ )origin‫تحت‬
‫وال‬insertion‫فوق‬،‫ال‬ ‫تحت‬ ‫وبنالقيها‬external oblique
3) Transversus abdominis
) ‫جوا‬ ‫من‬ ‫بنشوفها‬ ‫ودي‬ ( ‫بالعرض‬ ‫ماشية‬ ‫ماسل‬
 One muscle at the midline
- Rectus abdominis
‫مربعات‬ ‫ومتقسمة‬ ، ‫بالطول‬ ‫النص‬ ‫ف‬ ‫ماشية‬ ‫عضلة‬
‫ال‬ ‫موجود‬ ‫بيكون‬ ‫وحواليها‬Rectus sheath
 Formation of the rectus sheath ‫مهم‬ ‫سؤال‬
- Formed mainly by internal oblique muscle that split into anterior &
posterior layers
- Anterior layer + aponeurosis of external oblique = anterior wall of
rectus sheath
- Posterior layer + aponeurosis of transversus abdominis = posterior wall
of rectus sheath
Abdominal
wall
ANATOMY PRACTICAL 24
ANATOMY PRACTICAL 25
2) Posterior abdominal wall :
a) Muscles :
-‫موجودة‬ ‫ماسلز‬medial‫لل‬lumbar vertebrae‫علطول‬◄Psoas major
-‫موجودة‬ ‫ماسل‬lateral‫لل‬psoas major‫الليڤل‬ ‫نفس‬ ‫وفي‬◄Quadratus lumborum
-‫موجودة‬ ‫ماسل‬lateral‫لل‬psoas major‫ال‬ ‫في‬ ‫وتحت‬iliac fossa◄Iliacus
o Action :
- Psoas major & iliacus → Flexion of the thigh
- Quadratus lmborum → fixes 12th
rib during inspiration & laterally flexes
vertebral column
o Nerve supply :
- Psoas major → L1 , L2 , L3
- Iliacus → femoral nerve ( L2 , L3 , L4 )
- Quadratus lumborum → T12 , L1 , L2 , L3 , L4
ANATOMY PRACTICAL 26
b) Vessels :
1- Abdominal aorta ( large lumen on the left )
Single branches from its anterior aspect :
 Coeliac trunk
‫خالص‬ ‫فوق‬‫عند‬upper border of L1
 Superior mesenteric artery
‫عند‬ ‫علطول‬ ‫تحته‬lower border of L1
 Inferior mesenteric artery
‫عند‬ ‫بمسافة‬ ‫وبعدهم‬ ‫خالص‬ ‫تحت‬L3
**‫الزقين‬ ‫فوق‬ ‫دول‬ ‫اتنين‬ ‫أول‬ ‫هتالقي‬ ، ‫مقطوع‬ ‫منهم‬ ‫واحد‬ ‫كان‬ ‫أو‬ ‫العينة‬ ‫ف‬ ‫تعدهم‬ ‫عارف‬ ‫مش‬ ‫لو‬
‫ده‬ ‫لوحده‬ ‫واحد‬ ‫تالقي‬ ‫كبيرة‬ ‫مسافة‬ ‫هتنزل‬ ‫وبعدين‬ ، ‫بعض‬ ‫ف‬inferior mesenteric
‫ال‬ ‫هنا‬superior mesenteric‫ال‬ ‫وهنا‬ ‫مقطوع‬inferior mesenteric‫مقطوع‬
ANATOMY PRACTICAL 27
2- Inferior vena cava
‫ال‬ ‫يمين‬ ‫علي‬ ‫موجود‬aorta‫وال‬ ،lumen‫مقفول‬ ‫بتاعه‬collapsed
C)Nerves :
‫ال‬ ‫هي‬ ‫بتاعنا‬ ‫المفتاح‬psoas major‫النيرڤات‬ ‫هنقسم‬ ،٣: ‫لها‬ ‫بالنسبة‬ ‫مكانهم‬ ‫حسب‬ ‫مجموعات‬
1) From anterior aspect of psoas major ► genitofemoral nerve
‫عليها‬ ‫ماشي‬ ‫يفضل‬ ‫وبعدين‬ ‫الماسل‬ ‫من‬ ‫بيطلع‬ ‫يعني‬
2) Medial to psoas major (2)
‫وفوق‬ ‫رفيع‬◄Obturator nerve
‫ب‬ ‫وطالع‬ ، ‫وتحت‬ ‫أتخن‬2roots‫حرف‬ ‫عاملين‬Y◄Lumbosacral trunk
ANATOMY PRACTICAL 28
3) Lateral to psoas major (4)
‫لتحت‬ ‫فوق‬ ‫من‬ ‫بالترتيب‬
‫ال‬ ‫تحت‬ ‫موجود‬ ‫فيهم‬ ‫واحد‬ ‫أعلي‬last rib‫علطول‬◄Subcostal nerve
‫ال‬ ‫فوق‬ ‫لحد‬ ‫ونازل‬ ‫تحته‬iliac crest◄L1 ( iliohypogastric & ilioinguinal )‫ألن‬
‫هنقول‬ ‫فاالمتحان‬ ، ‫بعض‬ ‫مع‬ ‫ماشيين‬ ‫بيكونوا‬ ‫االتنين‬L1‫النيرڤين‬ ‫اسم‬ ‫وجنبها‬
‫من‬L2,L3‫لل‬ ‫ورايح‬ ‫بالعرض‬ ‫ماشي‬ASIS(anterior superior iliac spine)◄
nerve of the thighLateral cutaneous
‫وال‬ ، ‫خالص‬ ‫تحت‬ ‫واحد‬ ‫آخر‬trunk‫وواضح‬ ‫كبير‬ ‫بتاعه‬◄Femoral nerve
ANATOMY PRACTICAL 29
‫ال‬ ‫ده‬genitofemoral
‫الماسل‬ ‫من‬ ‫طالع‬
‫ال‬ ‫واضح‬ ‫وهنا‬lateral cutaneous‫رايح‬
‫لل‬anterior superior iliac spine
‫طالعين‬ ‫اللي‬ ‫االتنين‬ ‫وهنا‬
medial‫لل‬psoas major
ANATOMY PRACTICAL 30
1. Stomach :
-‫ال‬ ‫في‬ ‫موجودة‬left side
-‫فيها‬222(2 curvatures, 2 openings , 2 surfaces)
-‫عشان‬‫انهي‬ ‫ده‬ ‫أحدد‬surface‫ال‬ ‫في‬ ‫بحطها‬anatomical position‫علي‬ ‫ساعتها‬ ‫وبعتمد‬
‫ال‬curvatures‫وال‬openings
‫ا‬‫ال‬‫أو‬:
‫ال‬greater curvature‫ال‬ ‫ناحية‬ ‫أكتر‬ ‫موجود‬left
‫وال‬lesser curvature‫موجود‬right
‫ا‬‫ا‬‫ثاني‬:
-‫انهي‬ ‫أحدد‬ ‫عشان‬opening‫ال‬ ‫إن‬ ‫عارفين‬ ‫احنا‬ ‫دلوقتي‬ ، ‫تحت‬ ‫وانهي‬ ‫فوق‬cardiac
opening( ‫دي‬physiological orifice‫فيها‬ ‫بتتخن‬ ‫اللي‬ ‫هي‬ ‫مش‬ ‫الماسلز‬ ‫يعني‬ )
-‫بينم‬‫ال‬ ‫ا‬pyloric opening‫دي‬‫فيها‬ ‫بيحصل‬thickening in muscle
←‫ال‬ ‫يبقي‬ ‫وبالتالي‬pyloric‫من‬ ‫أتخن‬Cardiac
‫االخر‬ ‫من‬ ‫يعني‬١‫كل‬ ‫هتحدد‬ )curvature‫شمال‬ ‫وال‬ ‫يمين‬ ‫موجود‬ ‫وده‬
٢‫انهي‬ ‫دي‬ ‫هتحدد‬ )opening‫تحت‬ ‫وال‬ ‫فوق‬ ‫مكانها‬ ‫ودي‬
‫ويبقي‬‫ال‬ ‫كدة‬surface‫أدامك‬ ‫اللي‬anterior‫ال‬ ‫ده‬ ‫ورا‬ ‫واللي‬posterior
Organs
‫في‬ ‫شكلها‬ ‫ده‬
‫ال‬anatomical position
‫ال‬ ‫تحس‬ ‫والمفروض‬orifice
‫اتلخبطت‬ ‫لو‬ ‫عشان‬ ً‫ا‬‫طبع‬
‫بينهم‬‫االمتحان‬ ‫في‬
ANATOMY PRACTICAL 31
1) Cardiac orifice
-‫متكتبش‬ ‫عليها‬ ‫شاورلك‬ ‫لو‬ ‫بالك‬ ‫خلي‬esophagus
 Surface anatomy of cardiac orifice ?
- 1inch to the left of the midline at level of T10
2) Fundus
 Clinical significance :
‫حتة‬‫للفهم‬‫ال‬ ‫انه‬ ‫عارفين‬ ‫احنا‬ ، ‫السيكشن‬ ‫في‬ ‫قالتها‬ ‫الدكتورة‬ ‫كدة‬fundus‫ده‬full of gas‫فبيظهر‬ ،
‫ال‬ ‫في‬X-ray‫واخدة‬ ‫كدة‬ ‫سودة‬ ‫حتة‬ ‫كأنه‬dome shaped‫مكانها‬ ‫دي‬ ‫الحتة‬ ‫إن‬ ‫فيعرفوا‬left‫،وبكدة‬
‫األشعة‬ ‫ف‬ ‫والشمال‬ ‫اليمين‬ ‫فين‬ ‫حددوا‬ ‫يبقي‬
 Ligament attached to it ?
- Gastro-Phrenic ligament
 Surface anatomy
- Left 5th
intercostal space , 3.5 inches from midline
‫ال‬ ‫بتاع‬ ‫نفسه‬ ‫هو‬ (apex of the heart‫ال‬ ‫من‬ ‫واحدة‬ ‫مكان‬ ‫نفس‬ ‫وبردو‬ ،3points‫بتاعت‬‫ال‬
surface anatomy of the liver)
ANATOMY PRACTICAL 32
‫وعشان‬‫متنسهاش‬‫مكان‬ ‫أقرب‬‫لقلب‬‫بس‬ ‫الراجل‬ ‫مش‬ ( ‫آدم‬ ‫بني‬ ‫اي‬:D)‫معدته‬
3) ‫السؤال‬ ‫حسب‬ ‫علي‬
 Pointed part ? - body
 Pointed surface ? - anterior surface
 Structures related to this surface ?
- Diaphragm
- Anterior abdominal wall
- Liver
Pyloric part ‫عن‬ ‫عبارة‬٣‫حتت‬
4) pyloric antrum
‫حتة‬dilated‫كدة‬
5) pyloric canal
‫علي‬ ‫شاور‬ ‫لو‬‫ال‬ ‫بين‬ ‫حتة‬antrum‫وال‬orifice
6) pyloric orifice
 Surface anatomy of pyloric orifice ?
- 0.5 inch to the right of the midline at level of L1
—————————-
‫ممكن‬‫ال‬ ‫ف‬ ‫يمسك‬curvatures: ‫دول‬ ‫من‬ ‫حاجة‬ ‫عن‬ ‫ويسأل‬
 Structures attached to it ? ( Ligaments )
- Great curvature → gastro-phrenic , gastro-splenic , greater omentum
- Lesser curvature → lesser omentum
 Structures related to it ? ( Vessels )
- Greater curvature → right & left gastro-epiploic Vessels (arteries &
veins)
- Lesser curvature → right & left gastric vessels (arteries & veins)
ANATOMY PRACTICAL 33
‫ال‬ ‫علي‬ ‫يشاور‬ ‫كمان‬ ‫ممكن‬posterior surface:
 Structures related to posterior surface ? ( stomach bed )
: ‫كدة‬ ‫األرقام‬ ‫بترتيب‬ ‫دي‬ ‫بالرسمة‬ ‫نحفظهم‬ ‫نحاول‬ ‫تعالوا‬
1) Pancreas
‫ال‬ ‫وبعدين‬pancreas‫له‬ ‫ده‬head‫ف‬ ‫راشقة‬part of duodenumnd
2‫رقم‬ ‫هي‬ ‫اللي‬2
‫وله‬tail‫في‬ ‫ماسك‬‫ال‬spleen‫رقم‬3
4)Splenic artery‫ال‬ ‫فوق‬ ‫ماشي‬pancreas
5)mesocolonTransverse‫ال‬ ‫من‬ ‫نازل‬anterior border‫لل‬pancreas
6)Transverse colon‫فيه‬ ‫متشعلق‬
7)‫ال‬ ‫ورا‬ ‫موجود‬spleen‫ال‬left kidneyupper part of
8)‫فوقها‬left suprarenal gland
9)‫خالص‬ ‫ورا‬ ‫وعندنا‬diaphragmleft crus of
11)‫و‬‫ال‬ ‫أدامهم‬ ‫دول‬ ‫كل‬lesser sac‫ال‬ ‫أدامها‬ ‫اللي‬stomach
———————————
‫ال‬ ‫علي‬ ‫يسأل‬ ‫ممكن‬ ‫حاجة‬ ‫آخر‬stomach‫ا‬‫ا‬‫عموم‬:
 Arterial supply ?
They are derived from branches of coeliac Trunk
1) Left gastric artery
2) Right gastric artery
3) Short gastric arteries
4) Left gastro-epiploic artery
5) Right gastro-epiploic artery
ANATOMY PRACTICAL 34
 Venous drainage ?
1) Right & left gastric veins
2) Short gastric veins
3) Left gastro-epiploic vein
4) Right gastro-epiploic vein
 Lymphatic drainage ?
- Gastric lymph nodes → celiac lymph nodes
 Neve supply ?
- Sympathetic : from celiac plexus around celiac trunk
- Parasympathetic : from anterior & posterior gastric nerves ( vagus )
2. Liver :
Anatomical position :
‫ال‬ ‫تحدد‬ ‫الزم‬ ‫حاجة‬ ‫أهم‬surface
- Liver is supported with inferior vena cave
‫ال‬ ‫يعني‬liver‫بال‬ ‫متشعلق‬IVC‫ال‬ ‫من‬ ‫حتة‬ ‫االمتحان‬ ‫في‬ ‫بيجي‬ ‫وبالتالي‬ ،IVC‫معاه‬
‫ال‬ ‫هتحط‬ ‫يبقي‬liver‫ال‬ ‫تخلي‬ ‫بحيث‬IVC‫واقف‬‫ورا‬ ‫موجود‬ ‫و‬
- Anterior surface : smooth – posterior/ inferior : impressions
- Right surface : base - left : apex
ANATOMY PRACTICAL 35
 Anterior / Superior / Right surface :
: ‫عليهم‬ ‫بيجي‬ ‫اللي‬ ‫السؤال‬ ‫ا‬‫ا‬‫غالب‬
 Structures related to this surface ?
- Anterior surface → Anterior abdominal wall
- Superior surface → heart , pericardium
- Right surface → 7th
to 11th
ribs
+ ‫ال‬ ‫متنساش‬‫حاجات‬‫المشتركة‬‫بينهم‬
Diaphragm , base of right lung and pleura
 Surface anatomy of right border ?
- From right 7th
– 11th
ribs ( mid axillary line )
‫ال‬ ‫عن‬ ‫بردو‬ ‫يسألك‬ ‫وممكن‬Falciform ligament‫ال‬ ‫ف‬ ‫بنشوفه‬ ‫وده‬Anterior & superior
surfaces‫ال‬ ‫بيقسم‬ ‫اللي‬ ‫هو‬ ‫ا‬‫ا‬‫وطبع‬ ،liver‫إلي‬Right & left lobe‫ناحية‬ ‫علي‬ ‫بردو‬ ‫يشاور‬ ‫ممكن‬ ‫يعني‬ ،
‫ويقولك‬ ‫فيهم‬Identify lobe ?
ANATOMY PRACTICAL 36
 Posterior surface :
 Embryological origin of ligamentum venosum ?
Obliterated ductus venosus
‫ال‬bare area‫حتة‬ ‫عن‬ ‫عبارة‬‫ب‬ ‫متغطية‬ ‫مش‬ ‫ألنها‬ ‫بتلمع‬ ‫مش‬ ‫متقشرة‬peritoneum‫وه‬ ،‫مهمة‬‫وممكن‬
‫يجي‬‫فيها‬‫كذا‬‫سؤال‬:
 Borders of bare area ?
- Upper & lower borders → two layers of Coronary ligament
- Base → groove for IVC
- Apex → right triangular ligament
 Ligaments attached to it ?
- Upper layer of coronary ligament
- Lower layer of coronary ligament
- Right triangular ligament
 Lymphatic drainage ?
- Subphrenic lymph nodes or posterior mediastinal lymph nodes
ANATOMY PRACTICAL 37
 Mention other bare areas / mention other areas not covered by
peritoneum ?
H shaped 5 areas → groove for IVC , porta hepatis , fossa of gall bladder ,
fissure for ligamentum teres and ligamentum venosum
‫ال‬ ‫غير‬ ‫تانية‬ ‫حاجات‬ ‫في‬ ‫يسأل‬ ‫ممكن‬bare area:
 Borders of Caudate lobe ?
- Right → groove for IVC
- Left → fissure for ligamentum venosum
- Superiorly → ligamentum venosum
- Inferiorly → porta hepatis
 Tuber omental related to ? Lesser omentum
 Structures passing through porta hepatis ? ( from anterior to posterior )
- Right & left branches of Hepatic duct
- Right & left branches of Hepatic artery
- Right & left branches of Portal vein ( posterior )
 Structures attached to porta hepatis ?
- Lesser omentum
ANATOMY PRACTICAL 38
 Inferior surface :
ANATOMY PRACTICAL 39
‫عشان‬‫ال‬ ‫مكان‬ ‫في‬ ‫متتلخبطش‬impression:
-‫حاطط‬ ‫لو‬‫ال‬ ‫بعد‬ ‫علطول‬ ‫الدبوس‬gallbladder←)partnd
duodenal impression ( 2
-‫ال‬ ‫عند‬ ‫شاور‬ ‫لو‬angle←colic impression
-‫يبقي‬ ‫فوقها‬renal & supra renal impression‫دي‬ ‫العينة‬ ‫في‬ ‫اوي‬ ‫وواضح‬ ،
 Structures related to Quadrate lobe ?
1) Transverse colon
2) Pylorus
3) Lesser omentum
 Borders of Quadrate lobe ?
- Anteriorly → inferior border of liver
- Posteriorly → porta hepatis
- Right → gall bladder fossa
- Left → fissure for ligamentum teres
 Embryological origin of ligamentum teres ?
- Obliterated umbilical vein
ANATOMY PRACTICAL 40
‫ال‬Gall bladder‫يا‬ ‫أسئلة‬ ‫فيها‬ ‫وبيجي‬ ‫مهمة‬ ‫بردو‬: ‫ما‬
 Parts of gall bladder ?
- Fundus
- Body
- Neck
 Blood supply ?
- Cystic artery ( from right branch of hepatic artery)
 Venous drainage ?
- Cystic vein ( which drains to right branch of portal vein )
 Surface anatomy?
- Fundus of gall bladder at Tip of right 9th
costal cartilage
ANATOMY PRACTICAL 41
‫عندنا‬٣: ‫ده‬ ‫السيكشن‬ ‫في‬ ‫عينات‬
‫ال‬ ‫فيها‬ ‫هنشوف‬ ‫عينة‬ ‫أول‬Duodenum + Pancreas
) ‫سوا‬ ‫يجوا‬ ‫الزم‬ ، ‫لوحدها‬ ‫فيهم‬ ‫واحدة‬ ‫كل‬ ‫بتيجي‬ ‫مش‬ (
‫ال‬duodenum‫حر‬ ‫شكل‬ ‫علي‬‫ف‬C‫ال‬ ‫جواها‬Pancreas
‫أول‬ ‫في‬‫ال‬duodenum‫ال‬ ‫فيها‬ ‫بيكون‬Pyloric sphincter.‫من‬ ‫بنعرفها‬ ‫انما‬ ، ‫هنا‬ ‫عليها‬ ‫بنتسأل‬ ‫مش‬ ‫بس‬
‫ال‬ ‫في‬ ‫اللي‬ ‫الماسلز‬ ‫من‬ ‫جامدة‬ ‫هنالقيها‬ ‫حسيناها‬ ‫لو‬ ‫إننا‬sphincter
‫ال‬ ‫نحدد‬ ‫نبتدي‬parts‫ال‬ ‫بتاعت‬duodenum
-‫ال‬ ‫بعد‬ ‫حتة‬Pylorus‫ال‬ ‫فوق‬ ‫وموجودة‬head of Pancreas←partst
1
-‫بعدها‬ ‫بالطول‬ ‫نازلة‬ ‫حتة‬←partnd
2
-‫بالعرض‬ ‫وماشية‬ ‫طويلة‬ ‫حتة‬←partrd
3
-‫لفوق‬ ‫اآلخر‬ ‫ف‬ ‫طالعة‬ ‫حتة‬←partth
4
 What is the vertebral level of duodenum ?
( L1 → L3 )
- First part : L1
- Second part : from L1 to L3
- Third part : L3
- Fourth part : from L3 to L2
Organs
ANATOMY PRACTICAL 42
 What are their lengths ?
1st
→ 2 inches
2nd
→ 3 inches
3rd
→ 4 inches
4th
→ 1 inch
‫وال‬relations‫االمتحان‬ ‫ف‬ ‫فيهم‬ ‫هتتسأل‬ ‫وأكيد‬ ، ‫ا‬‫ا‬‫جد‬ ‫ا‬‫ا‬‫جد‬ ‫مهمة‬ ‫جزء‬ ‫كل‬ ‫بتاعت‬(page 72,73(
‫يجيب‬ ‫ممكن‬partnd
2‫جواه‬ ‫فتحة‬ ‫علي‬ ‫ويشاورلك‬ ‫مفتوح‬◄Ampulla of Vater
‫ال‬ ‫ايه‬ ‫نفتكر‬ampulla of vater: ‫دي‬
- Right & left hepatic ducts → Common hepatic duct
- Common hepatic duct + Cystic duct → Common bile duct
- Common bile duct + pancreatic duct → main bile duct → opens in 2nd
part of duodenum ( Ampulla of Vater )
ANATOMY PRACTICAL 43
‫دي‬ ‫العينة‬ ‫في‬ ‫جزء‬ ‫لتاني‬ ‫نيجي‬‫ال‬ ‫هو‬ ‫اللي‬Pancreas
 Identify ?
-‫اللي‬ ‫حتة‬ ‫أول‬‫ال‬ ‫بيحاوطها‬duodenum← head of pancreas
-‫حتة‬ ‫وفيه‬projection‫ال‬ ‫ف‬ ‫موجود‬ ‫تحت‬head←uncinate process
-‫ال‬ ‫بعد‬head‫حتة‬ ‫هنالقي‬constricted‫كدة‬ ‫ضيقة‬←neck of pancreas
-‫بعدها‬←body of pancreas
-‫خالص‬ ‫فيه‬ ‫حتة‬ ‫وآخر‬←tail of pancreas
‫ال‬ ‫وبردو‬relationsً‫ا‬‫جد‬ ‫مهمة‬ ‫دول‬ ‫من‬ ‫حتة‬ ‫كل‬ ‫بتاعت‬(page 103: 105)
‫كام‬ ‫علي‬ ‫بس‬ ‫هنأكد‬relation: ‫ومننساهمش‬ ‫مهمين‬
 What is the posterior relation to the neck of pancreas ?
- Formation of Portal vein from splenic & superior mesenteric veins
 Relations of the body of pancreas ?
- Superior → Splenic artery
- Posterior → Aorta & superior mesenteric artery, splenic & left renal
vein , left psoas major, left crus of diaphragm , left kidney , left
suprarenal gland and left sympathetic chain
ANATOMY PRACTICAL 44
 Relations of tail of pancreas ?
- Spleen and lieno-renal ligament
 Contents of lieno-renal ligament?
- Tail of pancreas
- Splenic Vessels
‫ال‬ ‫وهي‬ ‫عينة‬ ‫لتاني‬ ‫نيجي‬small intestine:
‫ال‬ ‫في‬ ‫متشعلقة‬ ‫بتيجي‬mesentery‫المروحة‬ ‫زي‬ ‫عامل‬ ‫وشكله‬‫وال‬ ،intestine‫مفتوحة‬ ‫بتيجي‬
‫ال‬ ‫بين‬ ‫أفرق‬ ‫عشان‬ileum‫و‬Jejunum
: ‫بس‬ ‫بحاجتين‬ ‫بينهم‬ ‫هفرق‬ ‫العملي‬ ‫ف‬ ‫أنا‬ ‫إنما‬ ، ‫الكتاب‬ ‫ف‬ ‫طويلة‬ ‫مقارنة‬ ‫عندنا‬ ‫ا‬‫ا‬‫طبع‬
Jejunum Ileum
Thickness of the wall Thick Thin
Mucosal circular folds
( plica circularis )
Well defined ill defined ( almost flat )
ANATOMY PRACTICAL 45
 Blood supply of Jejunum & ileum ?
- Superior mesenteric artery
 Structures crossed by root of mesentery ?
1) 3rd
part of duodenum
2) Abdominal aorta & right gonadal Vessels
3) IVC
4) Right psoas major
5) Right ureter
6) Right genitofemoral nerve
 Contents of mesentery ?
1- Superior mesenteric artery
2- Superior mesenteric vein
3- Coils of small intestine
4- Extra peritoneal tissue & fat
5- Sympathetic nerve fibers
6- Mesenteric LN ( 3groups : large , middle , small )
ANATOMY PRACTICAL 46
‫عينة‬ ‫آخر‬‫ال‬ ‫هي‬ileo-cecal junction‫ال‬ ‫عن‬ ‫نفرقها‬ ‫عشان‬ ‫ودي‬ ،stomach، ‫ومنتلخبطش‬
>> ‫منها‬ ‫طالعة‬ ‫اللي‬ ‫بالحتة‬ ‫هنعرفها‬Appendix
**‫باصص‬ ‫هنا‬ ‫أنا‬ ‫بالك‬ ‫خد‬‫ورا‬ ‫من‬ ‫العينة‬ ‫علي‬**
-‫ال‬organ‫ده‬ ‫نفسه‬←Caecum
-‫وانا‬‫ضهرها‬ ‫في‬‫يبقي‬←Appendix‫هنا‬ ‫مكانه‬ ‫يعني‬retrocecal
-‫ال‬caecum‫ك‬ ‫لفوق‬ ‫يكمل‬←ascending colon
-‫ال‬ ‫ف‬ ‫داخل‬ ‫واللي‬caecum‫ده‬←terminal ileum
 What is the surface anatomy of the base of the appendix ?
- ( McBurney’s point ) :
A point at the junction of lateral 1/3rd
and medial 2/3rd
of a line
connecting the anterior superior iliac spine (ASIS ) & the umbilicus .
 Blood supply of the appendix ?
- Appendicular artery from → ileo-colic branch of → superior mesenteric
artery
 Blood supply of caecum ?
- Anterior & posterior caecal arteries from → ileo-colic branch of →
superior mesenteric artery
ANATOMY PRACTICAL 47
 Venous drainage of caecum ?
- Into superior mesenteric vein → portal vein
 Relations of the caecum ?
- Anteriorly : Anterior abdominal wall , greater omentum , and coils of
small intestine
- Posteriorly : 2 muscles : psoas major & iliacus
2 nerves : Femoral & Lateral cutaneous nerve of the thigh
 Mention other positions of the appendix ?
- Pelvic
- Subcecal
- Pre or post ileal
 Structures opens into caecum ? And mention site of communication?
- Terminal ileum → postero-medial aspect of caecum ( at ileo-cecal
orifice , guarded by ileo-cecal valve )
- Appendix → postero-medial aspect of caecum , inferior to ileo-cecal
opening
- Ascending colon → continues upward with it

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Side kick git anatomy practical explained

  • 1.
  • 2. ANATOMY PRACTICAL 1 Sections: • Normal lateralis - MandibleBone • Salivary glands - Palate - Tongue - pharynx • Muscles of mastication Head & Neck • Anterior & Posterior Abdominal wall • Stomach - Liver • small & large intestine - pancreas Organs
  • 3. ANATOMY PRACTICAL 2 A) Norma lateralis ‫ال‬ ‫بس‬ ‫هنوضح‬ ، ‫الصورة‬ ‫ع‬ ‫واضحة‬ ‫العضم‬ ‫أماكن‬sutures: -‫أدام‬ ‫عندنا‬H-shaped suture‫من‬ ‫بيتكون‬ ‫وده‬4bones:  Frontal bone → ‫أدام‬  Parietal bone → ‫فوق‬  Temporal bone → ‫ورا‬  Greater wing of sphenoid bone → ‫تحت‬ ‫دول‬ ‫عضمات‬ ‫األربع‬ ‫التقاء‬ ‫مكان‬‫نقطة‬ ‫في‬‫اسمها‬←pterion -‫ال‬lambdoid suture‫يقابل‬ ‫ورا‬ ‫من‬‫ال‬parieto-Temporal suture‫اسمها‬ ‫نقطة‬ ‫في‬ ←Asterion Bone
  • 4. ANATOMY PRACTICAL 3 -‫عندنا‬zygomatic arch‫اتحاد‬ ‫من‬ ‫بيتكون‬ ‫وده‬ ‫كدة‬ ‫الجنب‬ ‫من‬ ‫بارز‬2 processes: 1) Temporal process of zygomatic bone 2) Zygomatic process of temporal bone ‫ال‬ ‫اسم‬process‫من‬‫الحتة‬‫رايح‬ ‫هو‬ ‫اللي‬‫لها‬+‫منها‬ ‫طالع‬ ‫هو‬ ‫اللي‬ ‫العضمة‬ ‫اسم‬ —————— ‫هنتكلم‬ ‫دلوقتي‬‫ال‬ ‫ف‬ ‫أماكن‬ ‫عن‬skull‫بتدي‬attachment‫عندنا‬ ‫؟‬ ‫اليه‬4 muscles of mastication ‫ال‬origin‫من‬ ‫جاي‬ ‫بتاعهم‬skull: 1) Floor of Temporal fossa + inferior temporal line ‫(مش‬) ‫دي‬ ‫العينة‬ ‫في‬ ‫ظاهر‬ → Origin of Temporalis muscle 2) Lower border & inner surface of zygomatic arch → origin of masseter muscle
  • 5. ANATOMY PRACTICAL 4 ٣)‫ليها‬ ‫التالتة‬ ‫الماسل‬2 heads: -‫علم‬ ‫لو‬‫ال‬ ‫تحت‬zygomatic arch‫ال‬ ‫في‬infratemporal surface of greater wing of sphenoid bone←erygoid muscled of lateral ptheaupperorigin of -‫علي‬ ‫شاور‬ ‫لو‬pterygoid plateateralLofsurfaceateralL←dhealowerorigin of musclepterygoidateralLof‫افتكرها‬ (4L) ٤)‫ليها‬ ‫بردو‬ ‫األخيرة‬ ‫الماسل‬2heads: -‫ال‬ ‫في‬ ‫حتة‬ ‫آخر‬ ‫علي‬ ‫شاور‬ ‫لو‬maxilla‫ورا‬ ‫من‬( maxillary tuberosity )←origin of d of medial pterygoid muscleheasuperficial -‫علي‬ ‫شاور‬ ‫لو‬of Lateral pterygoid platesurfacemedial←d ofheadeeporigin of medial pterygoid muscle ‫آخر‬ ‫إن‬ ‫بالك‬ ‫خد‬ ‫يبقي‬2muscles‫ال‬ ‫في‬ ‫ماسكين‬ ‫االتنين‬lateral pterygoid plate‫ماسكة‬ ‫واحدة‬ ‫بس‬ ‫ال‬ ‫الناحية‬ ‫من‬lateral‫والتانية‬medial
  • 6. ANATOMY PRACTICAL 5 -‫ال‬ ‫في‬ ‫نعرفهم‬ ‫حاجتين‬ ‫آخر‬skull: 1)Fossa‫ال‬ ‫بين‬ ‫موجودة‬maxilla‫وال‬lateral pterygoid plate←pterygopalatine fossa 2)‫ال‬ ‫في‬ ‫حفرة‬skull‫ال‬ ‫فيها‬ ‫يقعد‬ ‫تحت‬ ‫من‬mandible←mandibular fossa‫ويتكون‬ ‫ال‬tempro-mandibular joint B) Mandible : ‫ال‬ ‫هنعرف‬features‫و‬ ، ‫فيه‬ ‫هنشوفها‬ ‫اللي‬: ‫منك‬ ‫طلب‬ ‫لو‬ - Related to ? → nerve , vessels - Attached? → ligaments / muscles ‫ال‬features‫متشاور‬‫عليهم‬‫ف‬‫الصورة‬‫هنقول‬ ‫وبعدين‬ ،‫ال‬relations/attachments
  • 7. ANATOMY PRACTICAL 6  Mental foramen ►( related to it ? ) → mental nerve & Vessels  Angle of the mandible ►( attached to it ? ) →stylo-mandibular ligament  Ramus of mandible ►( attached to it ? ) →insertion of Masseter muscle  Neck of the mandible ► ( related to it ? ) →Auriculo-temporal nerve & maxillary artery  Head of mandible ►articulates with mandibular fossa of the skull to form tempro-mandibular joint  Coronoid process ►( attached to it ? ) →insertion of Temporalis muscle
  • 8. ANATOMY PRACTICAL 7  Mylohyoid line ►( attached to it ? ) → origin of Mylohyoid muscle And the posterior part of the line ( attached to it ? ) → pterygomndibular ligament  Sublingual fossa ►( related to it ? ) → sublingual gland  Submandibular fossa ►( related to it ? ) → submandibular gland  Mandibular foramen ►( related to it ? ) → inferior alveolar nerve & Vessels  Lingual ►( attached to it ? ) → spheno-mandibular ligament  Mandibular notch ►( related to it ? ) → nerve go masseter muscle  Mylohyoid groove ►nerve to Mylohyoid ** groove at medial aspect of last molar tooth → ( related to it ? ) >> lingual nerve “ dangerous area “
  • 9. ANATOMY PRACTICAL 8 ‫كمان‬ ‫حاجتين‬ ‫فاضل‬: ‫جوا‬ ‫من‬ ‫بنشوفهم‬ ‫اتبقي‬ ‫وكان‬2muscles of mastication‫ال‬ ‫مقولناش‬insertion: ‫ليهم‬ -Lateral pterygoid muscle←‫في‬ ‫بتمسك‬pterygoid fovea‫علي‬ ‫موجودة‬ ‫حفرة‬ ( ‫ال‬neck‫جوا‬ ‫من‬( -Medial pterygoid muscle←‫ال‬ ‫في‬ ‫بتمسك‬ramus‫ال‬ ‫عكس‬ ( ‫جوا‬ ‫من‬masseter)
  • 10. ANATOMY PRACTICAL 9 I. Salivary glands:  Identify : -‫ال‬ ‫أدام‬ear‫علطول‬←Parotid gland -‫ال‬ ‫أدام‬ ‫من‬ ‫طالعة‬gland←Parotid duct -‫ال‬ ‫تحت‬mandible←Submandibular gland‫ده‬ ‫منها‬ ‫شايفينه‬ ‫بنكون‬ ‫واللي‬‫هو‬ ‫ال‬superficial part‫األسئلة‬ ‫عليه‬ ‫بيكون‬ ‫اللي‬ ‫وهو‬ ، _________________ 1) Parotid gland :  Structures inside the parotid gland ( enumerate 2 ) 1- Facial nerve ( most superficial structure ) 2- Retromandibular vein 3- External carotid artery ( deepest structure ) 4- Auriculo-temporal nerve 5- Parotid lymph nodes  Explain how this structure enters / (or leaves ) the gland Enters through Leaves through 1- Facial nerve Postero-medial surface Plexus gives terminal branches :  Temporal (upper end)  Zygomatic , buccal , mandibular (Anterior border)  Cervical ( lower end ) 2- Retromandibular vein Formed from :  Superficial temporal v ( upper end )  Maxillary v ( antero-medial surface ) Lower end ( as anterior & posterior branches ) 3- External carotid artery Postero-medial surface Divides into :  Superficial temporal a ( upper end )  Maxillary a ( antero-medial surface ) 4- Auriculo-temporal n. Antero-medial surface Upper pole Head & Neck
  • 11. ANATOMY PRACTICAL 10  Structures related anteromedial to parotid gland ( MMM ) - Posterior border of ramus of the mandible - Masseter muscle - Medial pterygoid muscle  Structures related posteromedial to parotid gland (2 processes +sheath ) - Mastoid process + 2 muscles (sternomastoid / posterior belly of digastric( - Styloid process + 3 muscles (stylohyoid / styloglossus / stylopharyngeus) - Carotid sheath + contents ( internal carotid artery / internal jugular vein / vagus nerve )  Structures related to superficial surface - Skin - Superficial fascia ( contain platysma muscle ) - Parotid lymph nodes - Great auricular nerve  Mention sensory supply of the gland - For capsule → great auricular nerve - For parenchyma → auriculo-temporal nerve  What is the cranial nerve responsible for parasympathetic supply of parotid gland ? – Glossopharyngeal nerve  What is the ganglion ? – Otic ganglion  What is the postganglionic parasympathetic ? – Auriculo-temporal nerve ———————— 2) Parotid duct :  Mention where the parotid duct opens ? - In the vestibule of the mouth opposite to upper second molar tooth
  • 12. ANATOMY PRACTICAL 11  What is the surface anatomy of the duct ? - Middle third of a line connecting between 2 points : 1) Lower end of tragus of the ear 2) Pint midway between red margin of upper lip & ala of the nose  Where it leaves the gland ? - Through antero-medial surface —-——————— 3) Submandibular gland : ‫بنتسأل‬ ‫إننا‬ ‫بالنا‬ ‫ناخد‬‫عن‬‫ال‬superficial part  Mention 2 lateral relations of the submandibular gland - Submandibular fossa on medial surface of mandible - Facial artery ( between the gland & mandible ) - Medial pterygoid muscle  Mention 2 muscles medial to the gland - Mylohyoid - Hyoglossus  Mention 2 nerves medial to the gland - Lingual nerve - Hypoglossal nerve - Mylohyoid nerve  Where submandibular duct opens ? - In the floor of the mouth on the summit of small sublingual papillae ( at site of frenulum of the tongue )
  • 13. ANATOMY PRACTICAL 12 II. The palate :  Identify : -‫وأدام‬ ‫فوق‬ ‫ناشفة‬ ‫عضمة‬←Hard palate -‫إيدك‬ ‫في‬ ‫وبتتحرك‬ ‫وراها‬←Soft palate -‫في‬‫ال‬ )‫(طرف‬ ‫آخر‬soft palate←Uvula —————————  Mention 2 bones forming hard palate 1) Palatine process of maxilla 2) Horizontal plates of the palatine bones  Mention the sensory nerve supply of hard palate 1- Great palatine nerve 2- Nasopalatine nerve  Mention the sensory nerve supply of soft palate 1- Lesser palatine nerve 2- Glossopharyngeal nerve  Mention the motor nerve supply of soft palate - Cranial part of accessory nerve except tensor palati muscle supplied by → trunk of mandibular nerve  What is lymphatic drainage of hard palate - Submandibular lymph nodes ) ‫عملي‬ ‫هتشوفها‬ ‫مش‬ ‫لكن‬ ( ‫نظري‬ ‫الماسلز‬ ‫ع‬ ‫يسألك‬ ‫بردو‬ ‫ممكن‬  What is the muscle that hooks around pterygoid hamulus ? - Tensor palati muscle  What is the muscle responsible for narrowing oropharyngeus isthmus ? - Palatoglossus muscle  What is the muscle responsible for narrowing nasopharyngeus isthmus? - Palatopharyngeus muscle
  • 14. ANATOMY PRACTICAL 13 III. The Tongue :  Identify : - The organ ? Tongue - The surface ? Dorsal surface ‫فوق‬ ‫من‬ ‫اللسان‬ ‫علي‬ ‫الدبوس‬ ‫بيحط‬ - The part ? Anterior 2/3rd Or Posterior 1/3rd -‫خالص‬ ‫أدام‬ ‫اللي‬ ‫الحتة‬ ‫علي‬ ‫مشاور‬ ‫الدبوس‬ ‫يجي‬ ‫ممكن‬←Tip of the tongue  Mention the sensory nerve supply of anterior 2/3rd ? - General sensation → lingual nerve Taste sensation → Chorda tympani  Mention the sensory nerve supply of posterior 1/3rd ? - General & Taste sensation → Glossopharyngeal nevre  Mention the motor nerve supply of the tongue ? - All muscles are supplied by hypoglossal nerve except palatoglossus muscle supplied by cranial part of accessory nerve  Mention the lymphatic drainage of the tip of the tongue ? - Submental lymph nodes  Mention the lymphatic drainage of anterior 2/3rd ? - Submandibular & deep cervical lymph nodes  Mention the lymphatic drainage of posterior 1/3rd ? - Deep cervical lymph nodes
  • 15. ANATOMY PRACTICAL 14  Identify ( MUSCLES ) : medial / lateral sides  Medial side “2” : -‫الجنب‬ ‫من‬ ‫اللسان‬ ‫في‬ ‫الدبوس‬‫ماسل‬ ‫في‬fan-shaped←Genioglossus muscle -‫ماسل‬‫رفيعة‬‫ماشية‬ ، ‫خالص‬ ‫حتة‬ ‫آخر‬ ‫في‬ ‫تحتها‬ ‫موجودة‬straight←Geniohyoid muscle o Nerve supply of these muscles? Hypoglossal nerve ( geniohyoid → C1 component of hypoglossal nerve ) o What is the action of genioglossus muscle ? — Protrusion of the tongue — Depression of median part of the tongue o What is the origin of genioglossus muscle ? — Superior genial tubercle of the mandible  Lateral side “3” : 1)‫ال‬ ‫تحت‬submandibular gland(Digastric triangle)>> ‫فيه‬ ‫موجود‬ Anterior belly of digastric muscle ‫لو‬‫بيلمع‬ ‫أبيض‬ ‫خط‬ ‫هنالقي‬ ‫لورا‬ ‫مشينا‬‫ماسك‬‫فيها‬←intermediate tendon ‫هنالقي‬ ‫بعده‬ ‫كملنا‬ ‫لو‬‫ال‬posterior belly of digastric o What is the nerve supply of digastric muscle ? — Anterior belly → nerve to mylohyoid ( mandibular nerve ) — Posterior belly → facial nerve o What is the action of digastric muscle ? — Depression of the mandible — Elevation of hyoid bone 2)‫موجودة‬ ‫ماسل‬deep‫لل‬submandibular gland>>Hyoglossus muscle o What is the nerve supply ? — Hypoglossal nerve
  • 16. ANATOMY PRACTICAL 15 3)‫أدام‬ ‫موجودة‬ ‫ماسل‬‫و‬deep‫لل‬Anterior belly of digastric>>Mylohyoid o What is the nerve supply ? — Nerve to mylohyoid from inferior alveolar nerve IV. Pharynx ( 3 parts ) : 1) Nasopharynx 1)‫فتحة‬ ‫هي‬ ‫األساسية‬ ‫عالمتة‬◄pharyngeal opening of auditory tube 2)‫حتة‬ ‫وراها‬‫راكبة‬ ‫كلكوعة‬‫لورا‬ ‫وراجعة‬ ‫الفتحة‬ ‫علي‬◄Tubal elevation 3)‫ال‬ ‫ورا‬elevation‫واطية‬ ‫حتة‬depressed◄Pharyngeal recess 4)‫ال‬ ‫تحت‬ ‫نازل‬elevation‫كدة‬ ‫خط‬‫او‬fold◄Salpingo-pharyngeal fold 5)‫ال‬ ‫في‬ ‫كدة‬ ‫بالعرض‬ ‫الدبوس‬ ‫يدخل‬ ‫ممكن‬posterior wall◄Pharyngeal tonsil‫و‬‫مش‬ ‫دي‬ ‫ألنها‬ ‫العينات‬ ‫أغلب‬ ‫في‬ ‫بنالقيها‬‫بيحصلها‬atrophy‫سن‬ ‫بعد‬٢١‫سنة‬  Structures that form tubal elevation ? - Mucosa covering cartilaginous end of auditory tube - Tubal tonsil ( lymphoid tissue )
  • 17. ANATOMY PRACTICAL 16  What is the sensory nerve supply of nasopharynx ? - Maxillary nerve  Artery related to pharyngeal recess ? - Internal carotid artery  Enlarged pharyngeal tonsil is called ? - Adenoids ———————————- 2) Oropharynx 1)‫خط‬‫أدام‬ ‫موجود‬‫بين‬ ‫ما‬‫ال‬palate‫فوق‬‫وال‬tongue‫تحت‬◄Palatoglossal fold/arch ‫اللسان‬ ‫شديت‬ ‫ولو‬ ،‫يظهر‬ ‫ابتدي‬ ‫الخط‬ ‫هتالقي‬ 2)‫ال‬ ‫بين‬ ‫ما‬ ‫تاني‬ ‫خط‬ ‫موجود‬ ‫ورا‬palate‫وال‬ ‫فوق‬pharynx‫تحت‬◄palatopharyngeal fold / arch 3)‫االتنين‬ ‫بين‬ ‫ما‬ ‫شاور‬ ‫لو‬folds◄Palatine tonsils‫ألن‬ ‫متضخمة‬ ‫هتالقيها‬ ‫مش‬ ً‫ا‬‫وغالب‬ ‫مفيش‬infection  Relations of palatine tonsils ? - Superior : soft palate - Inferior : posterior 1/3rd of the tongue - Medial : cavity of oropharynx - Lateral : (tonsillar bed) : superior constrictor muscle + paratonsillar vein + tonsillar artery
  • 18. ANATOMY PRACTICAL 17  Arterial supply of the tonsil ? 1- Tonsillar artery 2- Ascending palatine artery ( from facial ) 3- Ascending pharyngeal artery ( from external carotid ) 4- Lingual artery ( from external carotid ) 5- Twigs ( small branches) from greater palatine artery ( from maxillary)  Venous drainage of the tonsil ? - Paratonsillar vein  Lymphatic drainage of the tonsil ? - Deep cervical lymph nodes ( mainly jugulo-digastric nodes )  Nerve supply of the tonsil ? - Glossopharyngeal nerve - Lesser palatine nerve  Nerve supply of the oropharynx ? - Glossopharyngeal nerve -‫ال‬ ‫ورا‬tongue‫علطول‬◄Epiglottis -‫دبوس‬ ‫يحط‬‫ال‬ ‫بين‬tongue‫وال‬epiglottis◄Vallecula  Sensory nerve supply of vallecula ? - Internal laryngeal nerve ——————————- 3) Laryngopharynx -‫ال‬ ‫تحت‬ ‫دبوس‬epiglottis‫في‬ ‫موجود‬fossa◄Pyriform fossa ‫ال‬ ‫تحت‬ ‫الدبوس‬ ‫طالما‬ (epiglottis‫ال‬ ‫دخلت‬ ‫كدة‬ ‫يبقي‬laryngopharynx)  Sensory nerve supply of pyriform fossa ? - Internal laryngeal nerve  Relations of pyriform fossa ? - Medial → Aryepiglottic fold of the larynx - Lateral → Thyrohyoid membrane (above ) , lamina of Thyroid cartilage (below)  Sensory nerve supply of laryngopharynx ? - Internal laryngeal branch of vagus nerve
  • 19. ANATOMY PRACTICAL 18 Muscles of mastication : ‫بردو‬ ‫تاني‬ ‫نجمعهم‬ ‫بس‬ ‫كدة‬ ‫قبل‬ ‫شرحناهم‬ ‫يعتبر‬  Nerve supply: - All muscles are supplied by mandibular nerve ☑ - All muscles are supplied by anterior division of mandibular nerve ☓ ( except medial pterygoid supplied by the trunk )  Action : - All muscles cause elevation of the mandible except lateral pterygoid - All muscles cause protraction of the mandible except Temporalis - Side to side movement → medial & lateral pterygoid 1) Bone : All muscles of mastication : origin from skull & insertion in mandible  Origin : 1- inner surface & inferior border of zygomatic arch → origin of Masseter muscle 2- Temporal fossa → origin of Temporalis muscle 3- Lateral surface of lateral pterygoid plate → origin of Lower head of Lateral pterygoid muscle ( 4L ) 4- Greater wing of sphenoid of infra temporal fossa → origin of upper head of Lateral pterygoid muscle 5- Medial surface of lateral pterygoid plate → origin of deep head of Medial pterygoid muscle 6-‫ال‬ ‫علي‬ ‫يعلم‬maxilla( ‫ورا‬ ‫من‬maxillary tuberosity)←origin of pterygoid muscleMedialhead ofsuperficial  Insertion : 1)Coronoid process←Temporalisinsertion of 2)‫ال‬ ‫جوا‬neck of the mandible(pterygoid fovea)←lateralinsertion of pterygoid muscle 3)‫ال‬ ‫علي‬mandibleramus of‫برا‬ ‫من‬←masseterinsertion of 4)‫ال‬ ‫علي‬angle of mandible‫جوا‬ ‫من‬←insertion of medial pterygoid
  • 20. ANATOMY PRACTICAL 19 ————— 2) Soft : ‫ال‬ ‫فيها‬ ‫اللي‬ ‫العينة‬ ً‫ال‬‫أو‬infra Temporal fossa‫ال‬mandible‫ه‬‫مكسورة‬ ‫تبقي‬ ‫ماسل‬‫لتحت‬ ‫مدلدلة‬‫و‬superficial◄masseter ‫ال‬ ‫عند‬ ‫فوق‬ ‫ماسل‬Temporal line‫ال‬ ‫أدام‬ear‫ال‬ ‫ورا‬ ‫و‬eye◄Temporalis‫ف‬ (‫ي‬ ‫ال‬ ‫علي‬ ‫مشاور‬ ‫تحت‬ ‫الصورة‬skin‫متشرح‬ ‫بيكون‬ ‫االمتحان‬ ‫ف‬ ‫بس‬ ، ‫العينة‬ ‫علي‬ ) ‫تحته‬ ‫وهيشاورلك‬ ‫ماشية‬ ‫ماسل‬oblique‫ال‬ ‫اتجاه‬ ‫نفس‬ (masseter‫و‬ )‫الفايبرز‬‫أبيض‬ ‫لونها‬ ‫بتاعتها‬◄ medial pterygoid ‫تلمع‬ ‫وال‬ ‫بالعرض‬ ‫ماشية‬ ‫ماسل‬‫متفرفتة‬ ‫فوق‬ ‫وموجودة‬‫و‬deep‫لل‬maxillary artery◄ lateral pterygoid
  • 21. ANATOMY PRACTICAL 20 Maxillary artery : -‫ال‬artery‫ال‬ ‫في‬ ‫بالعرض‬ ‫ماشي‬ ‫اللي‬ ‫الوحيد‬infra Temporal fossa  What is the origin of maxillary artery ? - From external carotid artery inside the substance of parotid gland  What are the parts of maxillary artery ? - First part → medial to the neck of mandible - Second part → on lateral surface of lateral pterygoid muscle - Third part → between 2 heads of lateral pterygoid to reach pterygopalatine fossa  Enumerate 2 branches of the first part - Middle meningeal - Accessory meningeal - Inferior alveolar - Deep auricular - Anterior tympanic  The maxillary artery can supply upper & lower jaw ☑ - Lower jaw → from inferior alveolar from 1st part - Upper jaw → from posterior superior alveolar from 3rd part & anterior superior alveolar of infraorbital from 3rd part —————————————————— Mandibular nerve :  What is the origin of mandibular nerve ? - The largest division of trigeminal nerve , leaves the skull through foramen ovale ‫وبعد‬‫ال‬ ‫من‬ ‫يطلع‬ ‫ما‬foramen ovale‫ل‬ ‫ينقسم‬anterior & posterior branches  What is The branches of trunk ? ( 3 motor : 1 sensory ( - Motor → Medial pterygoid + tensor palati + tensor tympani - Sensory → nervous spinosus ( supply meninges of middle cranial fossa )
  • 22. ANATOMY PRACTICAL 21  What is The branches of anterior division ? ( 3 motor : 1 sensory ( - Motor ( the rest of mastication muscles ) → lateral pterygoid + masseter + Temporalis - Sensory → buccal nerve ( pierce skin of buccinator muscle )  Structures that pierce buccinator muscle - Parotid duct - Buccal branch of mandibular nerve  What is The branches of posterior division ? ( 3 sensory : 1 motor ( a) Lingual nerve  What is the dangerous position of lingual nerve ? - Groove on the medial side of last molar tooth at the posterior end of mylohyoid line  What is the fiber passing through lingual nerve ? o It carries the general sensation of anterior 2/3 of the tongue o It carries parasympathetic post ganglionic fibers to sublingual & submandibular glands o Carries chorda tympani which is responsible for taste sensation of anterior 2/3 of the tongue B) Auriculo-Temporal nerve :  How the auriculo-temporal nerve enters the parotid gland ? - Through the antero-medial surface  How the auriculo-temporal nerve leaves the parotid gland ? - Through the upper end
  • 23. ANATOMY PRACTICAL 22 ‫ال‬ ‫بنشوف‬ ‫مش‬ ‫إحنا‬mandibular nerve‫كامل‬☒ ‫بنشوف‬: ‫برنشاته‬ ‫من‬ ‫فقط‬ ‫نيرڤين‬ 1- Lingual nerve 2- Inferior alveolar nerve ‫علي‬ ‫نايمين‬ ‫نيرڤين‬ ‫تالقي‬ ‫لما‬medial pterygoid muscle‫بعض‬ ‫مع‬ ‫بيجوا‬ ‫واالتنين‬ ، ‫يبقي‬‫ال‬inside‫و‬medial◄lingual ‫وال‬outside‫و‬lateral◄inferior alveolar‫ال‬ ‫لو‬ ‫وساعات‬ ،mandible‫بنالقيه‬ ‫موجودة‬ ‫جواها‬ ‫داخل‬
  • 24. ANATOMY PRACTICAL 23 1) Anterior abdominal wall : ‫الماسلز‬ ‫هنقسم‬‫ل‬ ‫هنشوفها‬ ‫اللي‬  3 large lateral muscles ( ‫جوا‬ ‫من‬ ‫وواحدة‬ ، ‫برا‬ ‫من‬ ‫اتنين‬ ) 1) External abdominal oblique ‫ودي‬‫فيها‬ ‫الفايبرز‬ ‫اتجاه‬(downward, forward and medially)‫ال‬ ‫ألن‬origin‫فوق‬ ‫وال‬insertion‫جيبك‬ ‫في‬ ‫إيدك‬ ‫حاطط‬ ‫كأنك‬ ‫اتجاهها‬ ، ‫تحت‬ 2) Internal abdominal oblique ( ‫فيها‬ ‫الفايبرز‬ ‫اتجاه‬upward , forward and medially‫ال‬ ‫ألن‬ )origin‫تحت‬ ‫وال‬insertion‫فوق‬،‫ال‬ ‫تحت‬ ‫وبنالقيها‬external oblique 3) Transversus abdominis ) ‫جوا‬ ‫من‬ ‫بنشوفها‬ ‫ودي‬ ( ‫بالعرض‬ ‫ماشية‬ ‫ماسل‬  One muscle at the midline - Rectus abdominis ‫مربعات‬ ‫ومتقسمة‬ ، ‫بالطول‬ ‫النص‬ ‫ف‬ ‫ماشية‬ ‫عضلة‬ ‫ال‬ ‫موجود‬ ‫بيكون‬ ‫وحواليها‬Rectus sheath  Formation of the rectus sheath ‫مهم‬ ‫سؤال‬ - Formed mainly by internal oblique muscle that split into anterior & posterior layers - Anterior layer + aponeurosis of external oblique = anterior wall of rectus sheath - Posterior layer + aponeurosis of transversus abdominis = posterior wall of rectus sheath Abdominal wall
  • 26. ANATOMY PRACTICAL 25 2) Posterior abdominal wall : a) Muscles : -‫موجودة‬ ‫ماسلز‬medial‫لل‬lumbar vertebrae‫علطول‬◄Psoas major -‫موجودة‬ ‫ماسل‬lateral‫لل‬psoas major‫الليڤل‬ ‫نفس‬ ‫وفي‬◄Quadratus lumborum -‫موجودة‬ ‫ماسل‬lateral‫لل‬psoas major‫ال‬ ‫في‬ ‫وتحت‬iliac fossa◄Iliacus o Action : - Psoas major & iliacus → Flexion of the thigh - Quadratus lmborum → fixes 12th rib during inspiration & laterally flexes vertebral column o Nerve supply : - Psoas major → L1 , L2 , L3 - Iliacus → femoral nerve ( L2 , L3 , L4 ) - Quadratus lumborum → T12 , L1 , L2 , L3 , L4
  • 27. ANATOMY PRACTICAL 26 b) Vessels : 1- Abdominal aorta ( large lumen on the left ) Single branches from its anterior aspect :  Coeliac trunk ‫خالص‬ ‫فوق‬‫عند‬upper border of L1  Superior mesenteric artery ‫عند‬ ‫علطول‬ ‫تحته‬lower border of L1  Inferior mesenteric artery ‫عند‬ ‫بمسافة‬ ‫وبعدهم‬ ‫خالص‬ ‫تحت‬L3 **‫الزقين‬ ‫فوق‬ ‫دول‬ ‫اتنين‬ ‫أول‬ ‫هتالقي‬ ، ‫مقطوع‬ ‫منهم‬ ‫واحد‬ ‫كان‬ ‫أو‬ ‫العينة‬ ‫ف‬ ‫تعدهم‬ ‫عارف‬ ‫مش‬ ‫لو‬ ‫ده‬ ‫لوحده‬ ‫واحد‬ ‫تالقي‬ ‫كبيرة‬ ‫مسافة‬ ‫هتنزل‬ ‫وبعدين‬ ، ‫بعض‬ ‫ف‬inferior mesenteric ‫ال‬ ‫هنا‬superior mesenteric‫ال‬ ‫وهنا‬ ‫مقطوع‬inferior mesenteric‫مقطوع‬
  • 28. ANATOMY PRACTICAL 27 2- Inferior vena cava ‫ال‬ ‫يمين‬ ‫علي‬ ‫موجود‬aorta‫وال‬ ،lumen‫مقفول‬ ‫بتاعه‬collapsed C)Nerves : ‫ال‬ ‫هي‬ ‫بتاعنا‬ ‫المفتاح‬psoas major‫النيرڤات‬ ‫هنقسم‬ ،٣: ‫لها‬ ‫بالنسبة‬ ‫مكانهم‬ ‫حسب‬ ‫مجموعات‬ 1) From anterior aspect of psoas major ► genitofemoral nerve ‫عليها‬ ‫ماشي‬ ‫يفضل‬ ‫وبعدين‬ ‫الماسل‬ ‫من‬ ‫بيطلع‬ ‫يعني‬ 2) Medial to psoas major (2) ‫وفوق‬ ‫رفيع‬◄Obturator nerve ‫ب‬ ‫وطالع‬ ، ‫وتحت‬ ‫أتخن‬2roots‫حرف‬ ‫عاملين‬Y◄Lumbosacral trunk
  • 29. ANATOMY PRACTICAL 28 3) Lateral to psoas major (4) ‫لتحت‬ ‫فوق‬ ‫من‬ ‫بالترتيب‬ ‫ال‬ ‫تحت‬ ‫موجود‬ ‫فيهم‬ ‫واحد‬ ‫أعلي‬last rib‫علطول‬◄Subcostal nerve ‫ال‬ ‫فوق‬ ‫لحد‬ ‫ونازل‬ ‫تحته‬iliac crest◄L1 ( iliohypogastric & ilioinguinal )‫ألن‬ ‫هنقول‬ ‫فاالمتحان‬ ، ‫بعض‬ ‫مع‬ ‫ماشيين‬ ‫بيكونوا‬ ‫االتنين‬L1‫النيرڤين‬ ‫اسم‬ ‫وجنبها‬ ‫من‬L2,L3‫لل‬ ‫ورايح‬ ‫بالعرض‬ ‫ماشي‬ASIS(anterior superior iliac spine)◄ nerve of the thighLateral cutaneous ‫وال‬ ، ‫خالص‬ ‫تحت‬ ‫واحد‬ ‫آخر‬trunk‫وواضح‬ ‫كبير‬ ‫بتاعه‬◄Femoral nerve
  • 30. ANATOMY PRACTICAL 29 ‫ال‬ ‫ده‬genitofemoral ‫الماسل‬ ‫من‬ ‫طالع‬ ‫ال‬ ‫واضح‬ ‫وهنا‬lateral cutaneous‫رايح‬ ‫لل‬anterior superior iliac spine ‫طالعين‬ ‫اللي‬ ‫االتنين‬ ‫وهنا‬ medial‫لل‬psoas major
  • 31. ANATOMY PRACTICAL 30 1. Stomach : -‫ال‬ ‫في‬ ‫موجودة‬left side -‫فيها‬222(2 curvatures, 2 openings , 2 surfaces) -‫عشان‬‫انهي‬ ‫ده‬ ‫أحدد‬surface‫ال‬ ‫في‬ ‫بحطها‬anatomical position‫علي‬ ‫ساعتها‬ ‫وبعتمد‬ ‫ال‬curvatures‫وال‬openings ‫ا‬‫ال‬‫أو‬: ‫ال‬greater curvature‫ال‬ ‫ناحية‬ ‫أكتر‬ ‫موجود‬left ‫وال‬lesser curvature‫موجود‬right ‫ا‬‫ا‬‫ثاني‬: -‫انهي‬ ‫أحدد‬ ‫عشان‬opening‫ال‬ ‫إن‬ ‫عارفين‬ ‫احنا‬ ‫دلوقتي‬ ، ‫تحت‬ ‫وانهي‬ ‫فوق‬cardiac opening( ‫دي‬physiological orifice‫فيها‬ ‫بتتخن‬ ‫اللي‬ ‫هي‬ ‫مش‬ ‫الماسلز‬ ‫يعني‬ ) -‫بينم‬‫ال‬ ‫ا‬pyloric opening‫دي‬‫فيها‬ ‫بيحصل‬thickening in muscle ←‫ال‬ ‫يبقي‬ ‫وبالتالي‬pyloric‫من‬ ‫أتخن‬Cardiac ‫االخر‬ ‫من‬ ‫يعني‬١‫كل‬ ‫هتحدد‬ )curvature‫شمال‬ ‫وال‬ ‫يمين‬ ‫موجود‬ ‫وده‬ ٢‫انهي‬ ‫دي‬ ‫هتحدد‬ )opening‫تحت‬ ‫وال‬ ‫فوق‬ ‫مكانها‬ ‫ودي‬ ‫ويبقي‬‫ال‬ ‫كدة‬surface‫أدامك‬ ‫اللي‬anterior‫ال‬ ‫ده‬ ‫ورا‬ ‫واللي‬posterior Organs ‫في‬ ‫شكلها‬ ‫ده‬ ‫ال‬anatomical position ‫ال‬ ‫تحس‬ ‫والمفروض‬orifice ‫اتلخبطت‬ ‫لو‬ ‫عشان‬ ً‫ا‬‫طبع‬ ‫بينهم‬‫االمتحان‬ ‫في‬
  • 32. ANATOMY PRACTICAL 31 1) Cardiac orifice -‫متكتبش‬ ‫عليها‬ ‫شاورلك‬ ‫لو‬ ‫بالك‬ ‫خلي‬esophagus  Surface anatomy of cardiac orifice ? - 1inch to the left of the midline at level of T10 2) Fundus  Clinical significance : ‫حتة‬‫للفهم‬‫ال‬ ‫انه‬ ‫عارفين‬ ‫احنا‬ ، ‫السيكشن‬ ‫في‬ ‫قالتها‬ ‫الدكتورة‬ ‫كدة‬fundus‫ده‬full of gas‫فبيظهر‬ ، ‫ال‬ ‫في‬X-ray‫واخدة‬ ‫كدة‬ ‫سودة‬ ‫حتة‬ ‫كأنه‬dome shaped‫مكانها‬ ‫دي‬ ‫الحتة‬ ‫إن‬ ‫فيعرفوا‬left‫،وبكدة‬ ‫األشعة‬ ‫ف‬ ‫والشمال‬ ‫اليمين‬ ‫فين‬ ‫حددوا‬ ‫يبقي‬  Ligament attached to it ? - Gastro-Phrenic ligament  Surface anatomy - Left 5th intercostal space , 3.5 inches from midline ‫ال‬ ‫بتاع‬ ‫نفسه‬ ‫هو‬ (apex of the heart‫ال‬ ‫من‬ ‫واحدة‬ ‫مكان‬ ‫نفس‬ ‫وبردو‬ ،3points‫بتاعت‬‫ال‬ surface anatomy of the liver)
  • 33. ANATOMY PRACTICAL 32 ‫وعشان‬‫متنسهاش‬‫مكان‬ ‫أقرب‬‫لقلب‬‫بس‬ ‫الراجل‬ ‫مش‬ ( ‫آدم‬ ‫بني‬ ‫اي‬:D)‫معدته‬ 3) ‫السؤال‬ ‫حسب‬ ‫علي‬  Pointed part ? - body  Pointed surface ? - anterior surface  Structures related to this surface ? - Diaphragm - Anterior abdominal wall - Liver Pyloric part ‫عن‬ ‫عبارة‬٣‫حتت‬ 4) pyloric antrum ‫حتة‬dilated‫كدة‬ 5) pyloric canal ‫علي‬ ‫شاور‬ ‫لو‬‫ال‬ ‫بين‬ ‫حتة‬antrum‫وال‬orifice 6) pyloric orifice  Surface anatomy of pyloric orifice ? - 0.5 inch to the right of the midline at level of L1 —————————- ‫ممكن‬‫ال‬ ‫ف‬ ‫يمسك‬curvatures: ‫دول‬ ‫من‬ ‫حاجة‬ ‫عن‬ ‫ويسأل‬  Structures attached to it ? ( Ligaments ) - Great curvature → gastro-phrenic , gastro-splenic , greater omentum - Lesser curvature → lesser omentum  Structures related to it ? ( Vessels ) - Greater curvature → right & left gastro-epiploic Vessels (arteries & veins) - Lesser curvature → right & left gastric vessels (arteries & veins)
  • 34. ANATOMY PRACTICAL 33 ‫ال‬ ‫علي‬ ‫يشاور‬ ‫كمان‬ ‫ممكن‬posterior surface:  Structures related to posterior surface ? ( stomach bed ) : ‫كدة‬ ‫األرقام‬ ‫بترتيب‬ ‫دي‬ ‫بالرسمة‬ ‫نحفظهم‬ ‫نحاول‬ ‫تعالوا‬ 1) Pancreas ‫ال‬ ‫وبعدين‬pancreas‫له‬ ‫ده‬head‫ف‬ ‫راشقة‬part of duodenumnd 2‫رقم‬ ‫هي‬ ‫اللي‬2 ‫وله‬tail‫في‬ ‫ماسك‬‫ال‬spleen‫رقم‬3 4)Splenic artery‫ال‬ ‫فوق‬ ‫ماشي‬pancreas 5)mesocolonTransverse‫ال‬ ‫من‬ ‫نازل‬anterior border‫لل‬pancreas 6)Transverse colon‫فيه‬ ‫متشعلق‬ 7)‫ال‬ ‫ورا‬ ‫موجود‬spleen‫ال‬left kidneyupper part of 8)‫فوقها‬left suprarenal gland 9)‫خالص‬ ‫ورا‬ ‫وعندنا‬diaphragmleft crus of 11)‫و‬‫ال‬ ‫أدامهم‬ ‫دول‬ ‫كل‬lesser sac‫ال‬ ‫أدامها‬ ‫اللي‬stomach ——————————— ‫ال‬ ‫علي‬ ‫يسأل‬ ‫ممكن‬ ‫حاجة‬ ‫آخر‬stomach‫ا‬‫ا‬‫عموم‬:  Arterial supply ? They are derived from branches of coeliac Trunk 1) Left gastric artery 2) Right gastric artery 3) Short gastric arteries 4) Left gastro-epiploic artery 5) Right gastro-epiploic artery
  • 35. ANATOMY PRACTICAL 34  Venous drainage ? 1) Right & left gastric veins 2) Short gastric veins 3) Left gastro-epiploic vein 4) Right gastro-epiploic vein  Lymphatic drainage ? - Gastric lymph nodes → celiac lymph nodes  Neve supply ? - Sympathetic : from celiac plexus around celiac trunk - Parasympathetic : from anterior & posterior gastric nerves ( vagus ) 2. Liver : Anatomical position : ‫ال‬ ‫تحدد‬ ‫الزم‬ ‫حاجة‬ ‫أهم‬surface - Liver is supported with inferior vena cave ‫ال‬ ‫يعني‬liver‫بال‬ ‫متشعلق‬IVC‫ال‬ ‫من‬ ‫حتة‬ ‫االمتحان‬ ‫في‬ ‫بيجي‬ ‫وبالتالي‬ ،IVC‫معاه‬ ‫ال‬ ‫هتحط‬ ‫يبقي‬liver‫ال‬ ‫تخلي‬ ‫بحيث‬IVC‫واقف‬‫ورا‬ ‫موجود‬ ‫و‬ - Anterior surface : smooth – posterior/ inferior : impressions - Right surface : base - left : apex
  • 36. ANATOMY PRACTICAL 35  Anterior / Superior / Right surface : : ‫عليهم‬ ‫بيجي‬ ‫اللي‬ ‫السؤال‬ ‫ا‬‫ا‬‫غالب‬  Structures related to this surface ? - Anterior surface → Anterior abdominal wall - Superior surface → heart , pericardium - Right surface → 7th to 11th ribs + ‫ال‬ ‫متنساش‬‫حاجات‬‫المشتركة‬‫بينهم‬ Diaphragm , base of right lung and pleura  Surface anatomy of right border ? - From right 7th – 11th ribs ( mid axillary line ) ‫ال‬ ‫عن‬ ‫بردو‬ ‫يسألك‬ ‫وممكن‬Falciform ligament‫ال‬ ‫ف‬ ‫بنشوفه‬ ‫وده‬Anterior & superior surfaces‫ال‬ ‫بيقسم‬ ‫اللي‬ ‫هو‬ ‫ا‬‫ا‬‫وطبع‬ ،liver‫إلي‬Right & left lobe‫ناحية‬ ‫علي‬ ‫بردو‬ ‫يشاور‬ ‫ممكن‬ ‫يعني‬ ، ‫ويقولك‬ ‫فيهم‬Identify lobe ?
  • 37. ANATOMY PRACTICAL 36  Posterior surface :  Embryological origin of ligamentum venosum ? Obliterated ductus venosus ‫ال‬bare area‫حتة‬ ‫عن‬ ‫عبارة‬‫ب‬ ‫متغطية‬ ‫مش‬ ‫ألنها‬ ‫بتلمع‬ ‫مش‬ ‫متقشرة‬peritoneum‫وه‬ ،‫مهمة‬‫وممكن‬ ‫يجي‬‫فيها‬‫كذا‬‫سؤال‬:  Borders of bare area ? - Upper & lower borders → two layers of Coronary ligament - Base → groove for IVC - Apex → right triangular ligament  Ligaments attached to it ? - Upper layer of coronary ligament - Lower layer of coronary ligament - Right triangular ligament  Lymphatic drainage ? - Subphrenic lymph nodes or posterior mediastinal lymph nodes
  • 38. ANATOMY PRACTICAL 37  Mention other bare areas / mention other areas not covered by peritoneum ? H shaped 5 areas → groove for IVC , porta hepatis , fossa of gall bladder , fissure for ligamentum teres and ligamentum venosum ‫ال‬ ‫غير‬ ‫تانية‬ ‫حاجات‬ ‫في‬ ‫يسأل‬ ‫ممكن‬bare area:  Borders of Caudate lobe ? - Right → groove for IVC - Left → fissure for ligamentum venosum - Superiorly → ligamentum venosum - Inferiorly → porta hepatis  Tuber omental related to ? Lesser omentum  Structures passing through porta hepatis ? ( from anterior to posterior ) - Right & left branches of Hepatic duct - Right & left branches of Hepatic artery - Right & left branches of Portal vein ( posterior )  Structures attached to porta hepatis ? - Lesser omentum
  • 39. ANATOMY PRACTICAL 38  Inferior surface :
  • 40. ANATOMY PRACTICAL 39 ‫عشان‬‫ال‬ ‫مكان‬ ‫في‬ ‫متتلخبطش‬impression: -‫حاطط‬ ‫لو‬‫ال‬ ‫بعد‬ ‫علطول‬ ‫الدبوس‬gallbladder←)partnd duodenal impression ( 2 -‫ال‬ ‫عند‬ ‫شاور‬ ‫لو‬angle←colic impression -‫يبقي‬ ‫فوقها‬renal & supra renal impression‫دي‬ ‫العينة‬ ‫في‬ ‫اوي‬ ‫وواضح‬ ،  Structures related to Quadrate lobe ? 1) Transverse colon 2) Pylorus 3) Lesser omentum  Borders of Quadrate lobe ? - Anteriorly → inferior border of liver - Posteriorly → porta hepatis - Right → gall bladder fossa - Left → fissure for ligamentum teres  Embryological origin of ligamentum teres ? - Obliterated umbilical vein
  • 41. ANATOMY PRACTICAL 40 ‫ال‬Gall bladder‫يا‬ ‫أسئلة‬ ‫فيها‬ ‫وبيجي‬ ‫مهمة‬ ‫بردو‬: ‫ما‬  Parts of gall bladder ? - Fundus - Body - Neck  Blood supply ? - Cystic artery ( from right branch of hepatic artery)  Venous drainage ? - Cystic vein ( which drains to right branch of portal vein )  Surface anatomy? - Fundus of gall bladder at Tip of right 9th costal cartilage
  • 42. ANATOMY PRACTICAL 41 ‫عندنا‬٣: ‫ده‬ ‫السيكشن‬ ‫في‬ ‫عينات‬ ‫ال‬ ‫فيها‬ ‫هنشوف‬ ‫عينة‬ ‫أول‬Duodenum + Pancreas ) ‫سوا‬ ‫يجوا‬ ‫الزم‬ ، ‫لوحدها‬ ‫فيهم‬ ‫واحدة‬ ‫كل‬ ‫بتيجي‬ ‫مش‬ ( ‫ال‬duodenum‫حر‬ ‫شكل‬ ‫علي‬‫ف‬C‫ال‬ ‫جواها‬Pancreas ‫أول‬ ‫في‬‫ال‬duodenum‫ال‬ ‫فيها‬ ‫بيكون‬Pyloric sphincter.‫من‬ ‫بنعرفها‬ ‫انما‬ ، ‫هنا‬ ‫عليها‬ ‫بنتسأل‬ ‫مش‬ ‫بس‬ ‫ال‬ ‫في‬ ‫اللي‬ ‫الماسلز‬ ‫من‬ ‫جامدة‬ ‫هنالقيها‬ ‫حسيناها‬ ‫لو‬ ‫إننا‬sphincter ‫ال‬ ‫نحدد‬ ‫نبتدي‬parts‫ال‬ ‫بتاعت‬duodenum -‫ال‬ ‫بعد‬ ‫حتة‬Pylorus‫ال‬ ‫فوق‬ ‫وموجودة‬head of Pancreas←partst 1 -‫بعدها‬ ‫بالطول‬ ‫نازلة‬ ‫حتة‬←partnd 2 -‫بالعرض‬ ‫وماشية‬ ‫طويلة‬ ‫حتة‬←partrd 3 -‫لفوق‬ ‫اآلخر‬ ‫ف‬ ‫طالعة‬ ‫حتة‬←partth 4  What is the vertebral level of duodenum ? ( L1 → L3 ) - First part : L1 - Second part : from L1 to L3 - Third part : L3 - Fourth part : from L3 to L2 Organs
  • 43. ANATOMY PRACTICAL 42  What are their lengths ? 1st → 2 inches 2nd → 3 inches 3rd → 4 inches 4th → 1 inch ‫وال‬relations‫االمتحان‬ ‫ف‬ ‫فيهم‬ ‫هتتسأل‬ ‫وأكيد‬ ، ‫ا‬‫ا‬‫جد‬ ‫ا‬‫ا‬‫جد‬ ‫مهمة‬ ‫جزء‬ ‫كل‬ ‫بتاعت‬(page 72,73( ‫يجيب‬ ‫ممكن‬partnd 2‫جواه‬ ‫فتحة‬ ‫علي‬ ‫ويشاورلك‬ ‫مفتوح‬◄Ampulla of Vater ‫ال‬ ‫ايه‬ ‫نفتكر‬ampulla of vater: ‫دي‬ - Right & left hepatic ducts → Common hepatic duct - Common hepatic duct + Cystic duct → Common bile duct - Common bile duct + pancreatic duct → main bile duct → opens in 2nd part of duodenum ( Ampulla of Vater )
  • 44. ANATOMY PRACTICAL 43 ‫دي‬ ‫العينة‬ ‫في‬ ‫جزء‬ ‫لتاني‬ ‫نيجي‬‫ال‬ ‫هو‬ ‫اللي‬Pancreas  Identify ? -‫اللي‬ ‫حتة‬ ‫أول‬‫ال‬ ‫بيحاوطها‬duodenum← head of pancreas -‫حتة‬ ‫وفيه‬projection‫ال‬ ‫ف‬ ‫موجود‬ ‫تحت‬head←uncinate process -‫ال‬ ‫بعد‬head‫حتة‬ ‫هنالقي‬constricted‫كدة‬ ‫ضيقة‬←neck of pancreas -‫بعدها‬←body of pancreas -‫خالص‬ ‫فيه‬ ‫حتة‬ ‫وآخر‬←tail of pancreas ‫ال‬ ‫وبردو‬relationsً‫ا‬‫جد‬ ‫مهمة‬ ‫دول‬ ‫من‬ ‫حتة‬ ‫كل‬ ‫بتاعت‬(page 103: 105) ‫كام‬ ‫علي‬ ‫بس‬ ‫هنأكد‬relation: ‫ومننساهمش‬ ‫مهمين‬  What is the posterior relation to the neck of pancreas ? - Formation of Portal vein from splenic & superior mesenteric veins  Relations of the body of pancreas ? - Superior → Splenic artery - Posterior → Aorta & superior mesenteric artery, splenic & left renal vein , left psoas major, left crus of diaphragm , left kidney , left suprarenal gland and left sympathetic chain
  • 45. ANATOMY PRACTICAL 44  Relations of tail of pancreas ? - Spleen and lieno-renal ligament  Contents of lieno-renal ligament? - Tail of pancreas - Splenic Vessels ‫ال‬ ‫وهي‬ ‫عينة‬ ‫لتاني‬ ‫نيجي‬small intestine: ‫ال‬ ‫في‬ ‫متشعلقة‬ ‫بتيجي‬mesentery‫المروحة‬ ‫زي‬ ‫عامل‬ ‫وشكله‬‫وال‬ ،intestine‫مفتوحة‬ ‫بتيجي‬ ‫ال‬ ‫بين‬ ‫أفرق‬ ‫عشان‬ileum‫و‬Jejunum : ‫بس‬ ‫بحاجتين‬ ‫بينهم‬ ‫هفرق‬ ‫العملي‬ ‫ف‬ ‫أنا‬ ‫إنما‬ ، ‫الكتاب‬ ‫ف‬ ‫طويلة‬ ‫مقارنة‬ ‫عندنا‬ ‫ا‬‫ا‬‫طبع‬ Jejunum Ileum Thickness of the wall Thick Thin Mucosal circular folds ( plica circularis ) Well defined ill defined ( almost flat )
  • 46. ANATOMY PRACTICAL 45  Blood supply of Jejunum & ileum ? - Superior mesenteric artery  Structures crossed by root of mesentery ? 1) 3rd part of duodenum 2) Abdominal aorta & right gonadal Vessels 3) IVC 4) Right psoas major 5) Right ureter 6) Right genitofemoral nerve  Contents of mesentery ? 1- Superior mesenteric artery 2- Superior mesenteric vein 3- Coils of small intestine 4- Extra peritoneal tissue & fat 5- Sympathetic nerve fibers 6- Mesenteric LN ( 3groups : large , middle , small )
  • 47. ANATOMY PRACTICAL 46 ‫عينة‬ ‫آخر‬‫ال‬ ‫هي‬ileo-cecal junction‫ال‬ ‫عن‬ ‫نفرقها‬ ‫عشان‬ ‫ودي‬ ،stomach، ‫ومنتلخبطش‬ >> ‫منها‬ ‫طالعة‬ ‫اللي‬ ‫بالحتة‬ ‫هنعرفها‬Appendix **‫باصص‬ ‫هنا‬ ‫أنا‬ ‫بالك‬ ‫خد‬‫ورا‬ ‫من‬ ‫العينة‬ ‫علي‬** -‫ال‬organ‫ده‬ ‫نفسه‬←Caecum -‫وانا‬‫ضهرها‬ ‫في‬‫يبقي‬←Appendix‫هنا‬ ‫مكانه‬ ‫يعني‬retrocecal -‫ال‬caecum‫ك‬ ‫لفوق‬ ‫يكمل‬←ascending colon -‫ال‬ ‫ف‬ ‫داخل‬ ‫واللي‬caecum‫ده‬←terminal ileum  What is the surface anatomy of the base of the appendix ? - ( McBurney’s point ) : A point at the junction of lateral 1/3rd and medial 2/3rd of a line connecting the anterior superior iliac spine (ASIS ) & the umbilicus .  Blood supply of the appendix ? - Appendicular artery from → ileo-colic branch of → superior mesenteric artery  Blood supply of caecum ? - Anterior & posterior caecal arteries from → ileo-colic branch of → superior mesenteric artery
  • 48. ANATOMY PRACTICAL 47  Venous drainage of caecum ? - Into superior mesenteric vein → portal vein  Relations of the caecum ? - Anteriorly : Anterior abdominal wall , greater omentum , and coils of small intestine - Posteriorly : 2 muscles : psoas major & iliacus 2 nerves : Femoral & Lateral cutaneous nerve of the thigh  Mention other positions of the appendix ? - Pelvic - Subcecal - Pre or post ileal  Structures opens into caecum ? And mention site of communication? - Terminal ileum → postero-medial aspect of caecum ( at ileo-cecal orifice , guarded by ileo-cecal valve ) - Appendix → postero-medial aspect of caecum , inferior to ileo-cecal opening - Ascending colon → continues upward with it