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Oral Cavity & Glands

Oral Cavity & Glands. I. General Features. A. Definitions. Vestibule Oral Cavity Proper. A. Definitions. Vestibule Oral Cavity Proper. B. Masticatory Mucosa. B. Masticatory Mucosa. Present on gingiva, dorsum of tongue, & hard palate. C. Lining Mucosa.

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Oral Cavity & Glands

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  1. Oral Cavity & Glands I. General Features

  2. A. Definitions • Vestibule • Oral Cavity Proper

  3. A. Definitions • Vestibule • Oral Cavity Proper

  4. B. Masticatory Mucosa

  5. B. Masticatory Mucosa • Present on gingiva, dorsum of tongue, & hard palate

  6. C. Lining Mucosa • Found everywhere else except gingiva, dorsum of tongue, and hard palate

  7. Lining Mucosa

  8. Minor Salivary Glands

  9. Lip

  10. Lip - Vermillion Zone

  11. Lip – Vestibular Surface

  12. Oral Cavity & Glands II. Teeth

  13. A. Overview • Enamel-covered crown, a cementum-covered root, and a cervix • Dentin surrounding pulp cavity

  14. B. Enamel • Hardest substance • Amelioblasts

  15. Enamel & Dentin

  16. C. Dentin • Odontoblasts • Composition • Odontoblast Processes • Dentinal Tubules

  17. C. Dentin • Odontoblasts • Composition • Odontoblast Processes • Dentinal Tubules

  18. D. Pulp Cavity • Contents • Odontoblasts

  19. E. Cementum • Composition • Cementocytes • Periodontal Ligament

  20. E. Cementum

  21. Periodontal Ligament

  22. Periodontal Ligament

  23. Oral Cavity & Glands III. Tongue

  24. A. General information • Dorsal Surface • Anterior Surface

  25. A. General information • Dorsal Surface • Anterior Surface

  26. B. Papillae • Filiform • Fungiform • Circumvalate • Foliate

  27. B. Papillae • Filiform • Fungiform • Circumvalate • Foliate

  28. Filiform Papillae

  29. Fungiform Papilla

  30. Circumvalate Papilla

  31. Von Ebner’s Glands

  32. Taste Buds

  33. C. Taste Buds • Basic Structure • Component Cells • Innervation • Cranial Nerve V • Cranial Nerve VII • Cranial Nerve IX

  34. D. Muscles of the Tongue • Striated muscle • Cranial Nerve XII

  35. Oral Cavity & Glands IV. Major Salivary Glands

  36. Major Salivary Glands

  37. A. General Features • Basic structural features – compound acinar (Parotid) or compound tubuloacinar glands (Submandibular & Sublingual) • Salivon – minimal physiological parenchymal unit (acinus + duct that modifies product)

  38. B. Component Cells • Serous Cells • Mucus Cells • Myoepithelial Cells

  39. C. The Duct System • Intercalated Ducts • Striated Ducts • Interlobular & Excretory Ducts

  40. C. The Duct System • Intercalated Ducts • Striated Ducts • Interlobular & Excretory Ducts InterlobularDuct

  41. D. Diagnostic Features • Parotid Gland • Submandibular Gland • Sublingual Gland

  42. Parotid Gland

  43. Parotid Gland

  44. Parotid Gland

  45. Interlobular Duct

  46. Submandibular Gland

  47. Submandibular Gland

  48. Submandibular Gland

  49. Sublingual Gland

  50. Sublingual Gland

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