Tooth morphology and Intra oral anatomy

2,118
-1

Published on

We in Chinthamani Laser Dental Clinic & Implant Centre ,cover every speciality and subspeciality in dentistry so that all kind of your dental problems can be treated efficiently and effectively.
Contact us:
Chinthamani Laser Dental Clinic & Implant Centre
1/464,Mount Poonamallee High Road,
Iyyapanthangal,
Chennai-56
Phone no.044-43800059 , 92 83 786776
Email:
chinthamanidental@gmail.com,
dr_mrgvl@gmail.com
Website:
www.chinthamanilaserdentalclinic.com

Published in: Health & Medicine, Business
0 Comments
4 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total Views
2,118
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
133
Comments
0
Likes
4
Embeds 0
No embeds

No notes for slide

Tooth morphology and Intra oral anatomy

  1. 1. TOOTH MORPHOLOGY AND INTRA-ORAL ANATOMY Chinthamani Laser Dental Clinic
  2. 2. TOOTH MORPHOLOGY AND INTRA-ORAL ANATOMY Objectives: 1. Terminal Learning objective Given the appropriate information, identify the basic facts and characteristics pertaining to the structure of the oral cavity with 70% accuracy.
  3. 3. 2. Enabling Learning Objectives a. Given the appropriate information, identify the basic facts and characteristics of the dentition with 70% accuracy. b. Given the appropriate information, identify the basic facts and characteristics of the gingiva and tongue with 70% accuracy.
  4. 4. 2. Enabling Learning Objectives, cont’d c. Given the appropriate information, identify the basic facts and characteristics of the saliva and salivary glands with 70% accuracy. d. Given the appropriate information, identify the basic facts and characteristics of the nerves with 70% accuracy.
  5. 5. A. Dentition 1. Tooth embryology a. Growth period - tooth bud forms, enamel
  6. 6. b. Period of calcification - hardening of tooth through deposition of calcium and mineral salts. c. Period of eruption (1) Calcified tooth begins to move into functional position (2) Continues throughout lifetime of tooth
  7. 7. 2. COMPOSITION AND FUNCTION a. ENAMEL- MAKES UP ANATOMIC CROWN, OUTER LAYER (1) TRANSLUCENT SUBSTANCE COVERING ENTIRE CROWN
  8. 8. a. ENAMEL CONT’D (2) RANGES IN COLOR FROM YELLOWISH TO GRAYISH WHITE COLOR (3) HARDEST MATERIAL IN THE
  9. 9. a. ENAMEL CONT’D (5) ENAMEL IS ABLE TO WITHSTAND CRUSHING STRESSES OF ABOUT 100,000 psi. (6) INCAPABLE OF REMODELING AND REPAIR
  10. 10. b. DENTIN - MAKES UP BULK OF TOOTH (1) COVERED BY ENAMEL ON CROWN AND CEMENTUM ON THE ROOT (2) PALE YELLOW/SOMEWHAT
  11. 11. b. DENTIN CONT’D (5) SENSATION CARRIED VIA TINY CANALS CALLED DENTINAL TUBULES (6) SECOND HARDEST MATERIAL IN THE HUMAN BODY
  12. 12. b. Dentin cont’d (7) CAPABLE OF LIMITED REGENERATION (SECONDARY DENTIN)REPARATIVE REGENERATION BY PULP
  13. 13. c. CEMENTUM (1) PRIMARY FUNCTION - ANCHOR TOOTH TO BONY SOCKET VIA MEANS OF ATTACHMENT FIBERS
  14. 14. c. Cementum cont’d (4) THIRD HARDEST MATERIAL IN THE HUMAN BODY (5) INSERTION AREA OF PERIODONTAL LIGAMENTS
  15. 15. d. PULP-SOFT TISSUE AT CENTER OF TOOTH AND IN THE PULP CANAL (1) BLOOD VESSELS (2) NERVES (3) LYMPH
  16. 16. d. PULP-SOFT TISSUE AT CENTER OF TOOTH CONT’D (4) CONNECTIVE TISSUE CONSISTS OF: (a) CELLS (b) INTERCELLULAR SUBSTANCES (c) TISSUE FLUIDS
  17. 17. 3. ANATOMY OF THE TOOTH a. ANATOMIC CROWN- PORTION OF TOOTH COVERED WITH ENAMEL b. CLINICAL CROWN- VISIBLE
  18. 18. 3. ANATOMY OF THE TOOTH CONT’D c. ROOT- PART OF TOOTH COVERED BY CEMENTUM, BELOW GUMLINE AND SEATED IN THE ALVEOLAR PROCESS (BONY SOCKET)
  19. 19. 3. ANATOMY CONTINUED... d. CEMENTO-ENAMEL JUNCTION (CEJ) (CERVICAL LINE) - WHERE THE ANATOMIC CROWN AND ROOT MEET e. APEX- TIP OF ROOT
  20. 20. 3. ANATOMY CONTINUED... g. PULP CHAMBERCONTAINS PULP IN CROWN h. PULP CANAL- CANAL RUNNING FROM APICAL FORAMEN TO THE PULP CHAMBER
  21. 21. 4. SUPPORTING STRUCTURES OF THE TEETH a. ALVEOLAR PROCESS (1) DEFINITION - PART OF THE MAXALLE AND MANDIBLE
  22. 22. 4. SUPPORTING STRUCTURES Cont’d (2) FUNCTION - SURROUNDS ROOTS AND SUPPORTS THE TEETH (3) COMPOSITION - COVERED BY DENSE BONE OUTSIDE, CANCELLOUS (porous) BONE INSIDE
  23. 23. 4. SUPPORTING STRUCTURES Cont’d b. PERIODONTALLIGAMENTS (1) DEFINITION - FIBROUS TISSUES THAT ATTACH TEETH TO THE ALVEOLAR BONE
  24. 24. 4. SUPPORTING STRUCTURES Cont’d c. GINGIVA - SURROUNDS THE TEETH AND COVERS THE ALVEOLAR PROCESS
  25. 25. 5. PERMANENT TEETH a. QUANTITY- 32 b. CAN BE DIVIDED INTO: (1) ARCHES - MAXILLARY & MANDIBULAR
  26. 26. 4. PERMANENT TEETH CONT’D b. QUADRANTS (1) MAX RIGHT, MAX LEFT (2) MAND LEFT, MAND RIGHT
  27. 27. 4. PERMANENT TEETH-CON’T (3) SEXTANTS (SIX SEGMENTS) (a) MAXILLARY RIGHT POSTERIOR (b) MAXILLARY ANTERIOR
  28. 28. (3) SEXTANTS- SIX SEGMENTS (d) MANDIBULAR RIGHT POSTERIOR CONT’D (e) MANDIBULAR ANTERIOR, (f) MANDIBULAR LEFT POSTERIOR
  29. 29. 4. PERMANENT TEETH CONT’D c. EACH QUADRANT CONTAINS ONE OF EACH TOOTH TYPE: (1) CENTRAL INCISOR (2) LATERAL INCISOR (3) CUSPID (CANINE)
  30. 30. 4. PERMANENT TEETHCONT (4) (5) (6) (7) (8) 1ST BICUSPID 2ND BICUSPID 1ST MOLAR 2ND MOLAR 3RD MOLAR (WISDOM TOOTH)
  31. 31. (d) NUMBERING SYSTEM (1) MAXILLARYPATIENT’S 1 32 RIGHT TO LEFT #’S 1-16; 16 17
  32. 32. 5. DECIDUOUS TEETH a. QUANTITY- 20 b. EACH QUADRANT CONTAINS a-(1) CENTRAL INCISOR (2) LATERAL INCISOR (3) CUSPID (4) 1ST MOLAR (5) 2ND MOLAR
  33. 33. 6. SURFACES AND LANDMARKS a. OCCLUSION - CONTACT BETWEEN MAXILLARY & MANDIBULAR TEETH b. SURFACES OF TEETH
  34. 34. b. SURFACES OF TEETH CONT’D (1) FACIAL - NEXT TO CHEEKS & LIPS (a) LABIAL- ANTERIOR FACIAL (b) BUCCAL - POSTERIOR FACIAL (2) LINGUAL- NEXT TO TONGUE
  35. 35. b. SURFACES OF TEETH CONT’D (3) MESIAL- TOWARD MIDLINE (MIDLINE - IMAGINARY LINE BETWEEN CENTRAL INCISORS.
  36. 36. b. SURFACES OF TEETH CONT’D (4) DISTAL- AWAY FROM MIDLINE (5) INCISAL- CUTTING EDGE OF ANTERIOR TEETH
  37. 37. c. LANDMARKS (1) PROXIMAL SURFACES- MESIAL OR DISTAL SURFACE OF A TOOTH LYING NEXT TO ANOTHER TOOTH
  38. 38. C. LANDMARKS CONT’D (3) CUSPS- POINTED OR ROUNDED ELEVATIONS OF ENAMEL ON OCCLUSAL SURFACES OF CUSPIDS AND POSTERIOR TEETH
  39. 39. C. LANDMARKS CONT’D (4) BIFURCATED - TEETH WITH TWO ROOTS (5) TRIFURCATED TEETH WITH THREE ROOTS
  40. 40. 3. LANDMARKS CONT’D (6) CINGULUM- BULGE OF ENAMEL FOUND ON THE CERVICAL THIRD OF THE LINGUAL SURFACE OF ANTERIOR TEETH
  41. 41. B. GINGIVA AND TONGUE 1. GINGIVA- MUCOUS MEMBRANE COVERING THE ALVEOLAR PROCESSES AND ENCIRCLING THE NECKS OF THE TEETH
  42. 42. 2. TONGUE a. MASS OF FLEXIBLE VOLUNTARY MUSCLES b. PAPILLAE (tiny projections) ON DORSUM (top surface); CONTAINS TASTE BUDS
  43. 43. C. SALIVA & SALIVARY GLANDS 1. SALIVA- ORAL DIGESTIVE FLUID PRODUCED BY SALIVARY GLANDS a. 2-3 PINTS/24 HOURS b. PROVIDES SOME PROTECTION AGAINST DENTAL CARIES
  44. 44. d. SOURCE OF FLUORIDE, CALCIUM, PHOSPHATE FOR TOOTH REMINERALIZATION e. CLEANSING ACTION f. LUBRICATION EFFECT FOR SWALLOWING g. BUFFERING OF ACIDS-REDUCES pH
  45. 45. 2. SALIVARY GLANDS
  46. 46. 2. SALIVARY GLANDS a. PAROTID GLANDS (1) LOCATIONIN CHEEK JUST IN FRONT OF EACH EAR BILATERAL
  47. 47. a. PAROTID GLANDS CONT’D (2) OPENING-EMPTIES INTO MOUTH OPPOSITE MAXILLARY SECOND MOLARS (STENSON’S DUCT) (3) LARGEST SALIVARY GLANDS
  48. 48. b. SUBMANDIBULAR GLANDS (1) LOCATION - BILATERAL, FLOOR OF MOUTH, POSTERIOR PORTION OF MANDIBLE (LINGUAL SURFACE)
  49. 49. c. SUBLINGUAL GLAND (1) LOCATION - BILATERAL, FLOOR OF MOUTH UNDER TONGUE (2) OPENING - SERIES OF DUCTS
  50. 50. D. NERVES
  51. 51. D. NERVES 1. TRIGEMINAL- (FIFTH CRANIAL
  52. 52. 1. TRIGEMINAL INNERVATION: TO SUPPLY WITH NERVES, TO STIMULATE. b. HAS THREE MAIN DIVISIONS
  53. 53. D. NERVES (1) OPTHALMIC DIVISION- GIVES SENSATION TO TISSUE AROUND EYES AND FOREHEAD (INNERVATION)
  54. 54. D. NERVES (2) MAXILLARY BRANCH- SENSORY NERVE (SENSORY-CARRIES IMPULSES FROM SKIN/ ORGANS TO THE BRAIN) (a) INNERVATES MAXILLARY TEETH
  55. 55. 1. TRIGEMINAL CONT’D (b) FURTHER DIVIDED INTO MANY SMALLER BRANCHES. THREE MAJOR BRANCHES ARE--
  56. 56. 1. TRIGEMINAL CONT’D 1 ANTERIOR SUPERIOR ALVEOLAR- INNERVATES MAXILLARY INCISORS AND CUSPIDS
  57. 57. 1. TRIGEMINAL CONT’D 2 MIDDLE SUPERIOR ALVEOLAR- INNERVATES MESIOFACIAL ROOT OF THE ILLARY MAX FIRST
  58. 58. 1 TRIGEMINAL CONT’D 3 POSTERIOR SUPERIOR ALVEOLAR- INNERVATES MAX MOLARS EXCEPT FOR MESIO-FACIAL ROOT OF THE MAXILLARY 1ST MOLAR
  59. 59. 1. TRIGEMINAL CONT’D (3) MANDIBULAR DIVISION (a) SUPPLIES SENSATION TO ALL MANDIBULAR TEETH AND TISSUE (b) THREE MAJOR BRANCHES
  60. 60. 1. TRIGEMINAL CONT’D 1 INFERIOR ALVEOLAR NERVEINNERVATES THE MAN TEETH, MAN GINGIVA, AND THE LOWER LIP UNILATERALLY
  61. 61. 1. TRIGEMINAL CONT’D 3 LINGUALINNERVATES ANTERIOR 2/3 OF THE TONGUE AND MUCOSA ON THE FLOOR OF THE MOUTH
  62. 62. 1. TRIGEMINAL CONT’D 3 BUCCALINNERVATES THE BUCCAL MUCOUS MEMBRANES
  63. 63. 1. TRIGEMINAL CONT’D 2. FACIAL SEVENTH CRANIAL NERVEMOTOR AND SENSORY IN NATURE MOTOR-CARRIES IMPULSES FROM THE BRAIN AND SPINAL CORD TO MUSCLES AND GLANDS
  64. 64. 1. TRIGEMINAL CONT’D B. INNERVATES (1) MUSCLES OF FACIAL EXPRESSION (2) TASTE BUDS ANTERIOR 2/3 OF TONGUE
  65. 65. SUMMARY  IDENTIFY BASIC FACTS AND CHARACTERISTICS PERTAINING TO THE STRUCTURES OF THE ORAL CAVITY, WITH 70% ACCURACY DENTITION  GINGIVA  TONGUE  SALIVA AND SALIVARY GLANDS  NERVES 
  66. 66. Thank You Email.id:chinthamanidental@gmail.coml 044-43800059 , 92 83 786 776 www.chinthamanilaserdentalclinic.com
  1. A particular slide catching your eye?

    Clipping is a handy way to collect important slides you want to go back to later.

×