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Flashcards

Digestive Systems II

J yadonknow English 32 cards

Cards in this deck (32)

  1. 1Lining of oral cavity isOral mucosa
  2. 23 partsMasticatory mucosa
    Ordinary lining mucosa
    Specialised mucosa of the tongue
  3. 3Masticatory mucosaGingiva + hard palate
    SSKE
  4. 4Ordinary lining mucosaSSNON-KE
    Many small salivary glands here
  5. 5What is the anterior specialised mucosa of the tongue made out of?Lingual + fungiform papillae
  6. 6Diagram lingual papillaeFiliform papilla
    SSKE
    E.P.
    Circumvallate papillae
    tastebuds
  7. 7Intrinsic tongue musclesSuperior longitudinal fibres
    transverse fibres
    Inferior longitudinal fibres
  8. 8Saliva composition (6)Water
    mucoproteins
    IGA immunoglobulins
    carbohydrates
    amylase
    various inorganic ions
  9. 9Anatomy of gut wall outer wall (3)Extrinsic gland e.g. pancreas/liver
    mesentery
    Serosa
  10. 10SubmucosaConnt. + BV
    Submucosa gland (e.g. Brunner's)
  11. 11Muscularis externaIn+out circ/long. layers of muscularis externa
    peristalsis + segmentation
  12. 12MucosaMuscularis mucosa
    Lamina propria
    mucosal gland
    epithelium
  13. 13What controls muscularis mucosa?Meissner's complex
  14. 14What controls muscularis externa?Myentric plexus
  15. 15OesophagusVariable muscle types in M.externa
    SSNon-KE
    Mucosal+submucosal folds.
  16. 16Function of epitheliaProtection, poor absorption
  17. 17Variable muscle type meansSome voluntary, some involuntary
  18. 18Stomach muscle layersLong+circ. as well as an additional oblique layer.
  19. 19Stomach epithelia functionHostile enviro.
    Can't use multilayer ep. tho because absorption takes place here
    Forms a secretory sheet
  20. 20Secretory Sheetevery cell secretes mucus
  21. 21DiagramSimp. col. E
    Gastric pit
    Gastric glands
    Oxyntic cells
    Zymogen cells
  22. 22What do oxyntic cells produceHCl
  23. 23What do zymogen cells producePepsinogen
    + by HCl to pepsin, an endopeptidase
  24. 24What's responsible for mucus production?Goblet cells in the gastric pit
  25. 25Duodenum epithelia have ___ and micro _____ on their ___ ____Villi and microvilli on their pillae circulares
  26. 26Microvilli formForm brush border
  27. 27Duodenum epitheliaAbsorption
    Simple columnar epithelium
  28. 28Diagram of a crypt of lieberkuhnEpithelium (1 cell thick)
    Villi
    Lacteal
    Crypt of Lieberkuhn
    Arteriole
    Venule
    Lymph vessel
    Circ.muscle
    Long. muscle
  29. 29Purpose of venuleCarries blood to left hepatic portal vein
  30. 30Payer's patchesFound in ileum
    Monitor bacteria population in gut
  31. 31Strip on outside of large intestineTaeniae coli
  32. 32What's special about appendix?Abundant lymphoid tissue in lamina propria/submucosa

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Flashcards on Digestive Systems II, created by J yadonknow on 22/04/2018.
Created by
J yadonknow · Apr 2018
Updated
May 3, 2018
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