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2011-01-29 06:40:34

Chapter 15
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  1. digestion
    Physical and chemical breakdown of food
  2. Alimentary canal
    Digestive tract; extends from the mouth to the anus
  3. bolus
    Food broken down by chewing and mixed with saliva
  4. Uvula
    Small mass of tissue hanging from the soft palate at the back of the mouth
  5. mastication
  6. Enzyme
    Protein produced by living organisms that causes biochemical changes
  7. Peristalsis
    Wavelike motions that propel food through the digestive track
  8. chyme
    Semiliquid contents of the stomach after it has been mixed with stomach acid
  9. Gastroenteritis
    Inflamation of the stomach and intestines
  10. mesentery
    Serous membrane that lines the walls of the abdominal cavity and folds over and protects intestines.
  11. peritoneum
    Membrane that attaches itself to the small and large intestines and holds them in place
  12. stomach
    Enlarged,saclike portion of the alimentary canal; one of the main organs of digestuion
  13. vagus nerve
    Controls secretions of hydrochloric acid, in addition to many other responsibilities.
  14. villi
    Vascular projections of the small intestine for absorption of nutrients
  15. vermiform appendix
    Attached to the secum
  16. defecation
    Elimination of feces
  17. Liver
    Organ that secretes bile; active in the formulation of certain blood proteins and the metabolism of carbohydrates, fats, and proteins
  18. hepatic duct
    duct from the liver to the gallbladder
  19. insulin
    Hormone functions to regulate the metabolism of carbohydrates and fats, especially the conversionof glucose to glycogen, which lowers the blood glucose level
  20. metabolism
    energy production after the absorption of nutrients
  21. Constipation
    Difficulty in defication caused by hard, compacted stool; lack of water absorption in the large intestine
  22. Flatulence
    Digestive gas
  23. jaundice
    yellowish discoloration of the skin caused by a breakdown of bilirubin
  24. regurgitation
    Reflux into the esophagus of stomach acids and food
  25. Hepatitis
    Inflamation of the liver caused by viral infection
  26. volvulus
    Colon twisting on itself
  27. Ingestion
    Taking nutrition into the body
  28. Absorption
    Taking in of nutrients through the stomach and intestines
  29. Gastrointestinal Tract
    Digestive tract
  30. sphincter
    ringlike muscle that allos openings to open and close
  31. colon
    Portion of the colon extending from the cecum to the rectum
  32. small intestine
    23 foot long section that absorbs nutrients into the blood using villi.