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ANA 812

ANA 812. Oral Cavity. Group Members. Asra Majeed Lydia Mustafic Lindsey Godby Alexis Vien. Slide #68: 2x of Fetal Lip-Human. Two types of epithelia: Cutaneous (outside) Mucous (inside). Fetal Lip-Human. 10x Cutaneous Epithelium: Hair Follicle. 10x Mucous Epithelium:

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ANA 812

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  1. ANA 812 Oral Cavity Group Members Asra Majeed Lydia Mustafic Lindsey Godby Alexis Vien

  2. Slide #68: 2x of Fetal Lip-Human • Two types of • epithelia: • Cutaneous (outside) • Mucous (inside)

  3. Fetal Lip-Human 10x Cutaneous Epithelium: Hair Follicle 10x Mucous Epithelium: Mucous-Secreting Cells

  4. Fetal Lip: Mucocutaneous Junction and Vermillion Border Vermillion Border: Where hairy lip stops and red lip begins Mucocutaneous Jctn: Where red lip stops and lip mucosa begins

  5. 10x Dermal Papillae at Mucocutaneous Junction and Vermillion Border Dermal Papillae (Connective Tissue)

  6. 40x Dermal Papillae at Vermillion Border and Mucocutaneous Junction Dermal Papillae

  7. Labial Gland Under Mucosal Epithelium 4x 10x Labial Gland

  8. Orbicularis Oris muscle:Skeletal muscle fibers

  9. Slide #69: 4x of Fetal Uvula(the thing that hangs in the back of your mouth) • Respiratory • Mucosa • UvulusMuscle • Stratified squamous epithelium

  10. Fetal Uvula: 40x of Respiratory Mucosa and Stratified Squamous Epithelium • Respiratory Mucosa: • Pseudostratified columnar epithelium • Cilia • Goblet Cells Stratified Squamous epithelium

  11. #73 Infant Tongue-2x Upper surface - More complex

  12. #73 Infant Tongue 40x -The tongue is the only place in the body where skeletal muscles are seen running at right angles to each other

  13. #73 Infant Tongue 100x *Note arrangement of skeletal muscle again CT Nerve

  14. #74 Monkey Tongue 2x Filiform Papillae Circumvallate papillae

  15. #74 Monkey TongueFiliform papillae 10x • Most common • Slender projections • Keratinized tips • Cause roughness

  16. #74 Monkey TongueCircumvallate papillae 10x • Large CT core • Circular • Contain taste buds Glands of von Ebner

  17. #74 Monkey TongueTaste Buds 40x Taste bud

  18. #72 Monkey Tongue 4x Fungiform Papillae *mushroom shaped Foliate Papillae

  19. #72 Monkey TongueFoliate Papillae 10x Black material is Indian ink in BVs

  20. Gingiva Slide # 70 mandible- monkey ( H& E) Monkey Tooth -2X magnification Tooth

  21. Monkey tooth-10x magnification of the Pulp Cavity and Cementum Dentin Pulp Cavity Cementum

  22. Alveolar Bone 10X Magnification Cementum and Dentin Cementum Periodontal ligament Dentin

  23. Pulp Cavity 2X Magnification of Periodontal ligament Dentin Periodontal Ligament Alveolar bone

  24. Gingiva Gingiva, gingival sulcus and alveolar bone Gingival Sulcus Alveolar bone

  25. Pulp cavity Slide # 71 Maxilla-Pig (H&E) Developing tooth Odontoblasts Predentin Dentinal tubules Ameloblasts Dentin Enamel Dentinoenamel junction (DEJ)

  26. Slide #75: Parotid gland- monkey (H&E) 20X -Serous acini predominate -Numerous large ducts Interlobular ducts Intralobular ducts

  27. Slide #75: Parotid gland- monkey (H&E) 40X Serous acini Ducts

  28. #76: Submandibular gland- monkey (H&E) 2X Serous acini Mucous acini

  29. #76: Submandibular gland- monkey (H&E) 2X -Serous and mucous acini are present -Serous should predominate -Serous cells are often present as demilunes

  30. #77: Sublingual gland- monkey (H&E) 100X -Mucous acini predominte -Serous demilunes present Serous demilune

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