External carotid matter

1. EXTERNAL CAROTID ARTERY

2. • Beginning
• Course
• Termination
• branches

3. • Beginning: branch of common carotid artery
• At the level of upper border of thyroid
cartilage opposite to C3 and C4
• Course: runs upward and slightly backward
and laterally
• Termination: within the parotid gland by
dividing into maxillary and superficial
temporal artery at the level of the neck of the
mandible.

4. • Relations : carotid triangle
digastric triangle
Branches: medial branches:
1.ASCENDING PHARYNGEAL ARTERY
Anterior branches:
2.SUPERIOR THYROID ARTERY
3.LINGUAL ARTERY
FACIAL ARTERY

5. • Posterior branches:
• 5.OCCIPITAL ARTERY
• 6.POSTERIOR AURICULAR ARTERY
• Terminal branches:
• 7.SUPERFICIAL TEMPORAL ARTERY
• 8.MAXILLARY ARTERY

6. 1.Ascending pharyngeal artery:
• Branches: pharyngeal branches
• Inferior tympanic
• Meningeal branches
2.Superior thyroid artery:
Infra-hyoid
Superior laryngeal
Cricothyroid
Sternocleidomastoid
Terminal branches

7. 3.LINGUAL ARTERY:
Supra-hyoid
Dorsal lingual
Sub-lingual
4.FACIAL ARTERY:
Cervical part: Ascending palatine
Tonsillar
Glandular
Sub-mental

8. • Facial part: Superior labial
• Inferior labial
• Lateral nasal
5.OCCIPITAL ARTERY:
Sternomastoid
Mastoid
Meningeal
Muscular
Descending
Occipital

9. 6.POSTERIOR AURICULAR ARTERY:
Stylomastoid
Auricular
Occipital
7.SUPERFICIAL TEMPORAL ARTERY:
Transverse facial
Anterior auricular
Zygomatic
Middle temporal