ANS Week 3

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ANS Week 3
2013-09-07 15:13:03
ANS Exam

Week 3 Exam 1
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  1. 3 Secretory Glands of Saliva
    Parotids, Sublinguals, Submandibulars
  2. A function of saliva: _______ and ______ of swallowing
    Lubrication and facilitation
  3. Function of Saliva: Initiation of __________ digestion (but ______ in pigs)
    starch, amylase
  4. Function of Saliva: Provide a fluid environment for ___________ digestion and neutralize large amounts of acid produced in the _________ (Ruminants)
    microbial, rumen
  5. Primary function of an Esophagus
    swallowing a food bolus
  6. How is food pushed down the esophagus?
  7. What is an Esophagus?
    a muscular tube connecting the mouth to the stomach
  8. 3 Parts of an Esophagus
    Upper Esophageal Sphincter, Esophageal Body, Lower Esophageal Sphincter
  9. What is UES
    Upper Esophageal Sphincter
  10. What is LES
    Lower esophageal sphincter
  11. Primary peristalsis is initiated by
  12. Secondary peristalsis happens if
    primary contraction fails to empty the esophagus, or when gastric contents are refluxed
  13. What is the most important function of the stomach?
    The storage of food and the controlled release of its contents into the duodenum
  14. 3 zones of the stomach
    fundus, corpus, antrum
  15. What is the fundus involved in?
    The reception and storage of contents
  16. What does the corpus do?
    serves as a mixing vat of the saliva, gastric juice, and food
  17. What does the antrum serve as, and what does it regulate?
    the gastric pump, and regulates the propulsion of food past the pyloric sphincter into the duodenum
  18. What is the mixing of feed called?
  19. What in the stomach helps with the enzymatic digestion?
  20. What secretes the acid in the stomach?
    Parietal cells
  21. What secretes pepsinogen?
    Chief or peptic cells
  22. What do chief or peptic cells secrete
  23. 5 stimulus of gastric acid secretion
    Smell/taste/thought of food, Gastrin, Acetylcholine, Histamine, Food particles
  24. Inhibitors of Gastric Acid Secretion (5)
    Acid, Antihistamine, Somatostatin, Cholecystockinin (CCK), food particles- fat
  25. Which side is the ruminant stomach located on?
    Left side
  26. The ruminant stomach provides a site for ____ ______
    microbial fermentation
  27. the four distinct compartments of the ruminant stomach
    Reticulum, Rumen, Omasum, Abomasuum (the real stomach)
  28. Functions of the Ruminant stomach: ______ digestion and ______ _____ _____ production
    cellulose, volatile fatty acid
  29. 3 kinds of volatile fatty acids
    Acetate, propionate, butyrate
  30. Functions of the Ruminant stomach: Regurgitation of ______ ______ for remastication
    coarse ingesta
  31. Functions of the Ruminant stomach: Orderly delivery of ingesta into the _______ and ________
    omasum and abomasum
  32. Functions of the Ruminant stomach: Eructation of gas produced by the __________ ________
    intraruminal fermentation
  33. Ruminants digest cellulose so they can get ________
  34. Digesting cellulose allows ruminants
    to consume low quality, fibrous feeds