Human Digestion 5-15-13

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Author:
r2484550
ID:
219839
Filename:
Human Digestion 5-15-13
Updated:
2013-05-15 20:43:46
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Science
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Science
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  1. Process by which organisms obtain and utilize their food
    Nutrition
  2. Process of taking food into the digestive system so that it may be hydrolyzed or digested
    Ingestion
  3. The breakdown of food in order to utilize nutrients
    Digestion
  4. Vitamins, minerals, and water
    Micronutrients
  5. Proteins, lipids, carbohydrates, etc.
    Macronutrients
  6. Gastrointestinal tract
    Alimentary canal
  7. Enzyme digests starch
    Amylaze
  8. Formed with saliva and the tongue
    Bolus
  9. Slippery protein that protects soft lining of digestive system. Lubricates food for easier swallowing
    Mucin
  10. Neutralizes acid
    Buffers
  11. Kill bacteria that enter mouth with food
    Anti-bacterial chemicals
  12. Flap of cartilage

    Closes trachea

    Food travels down esophagus
    Epiglottis
  13. Involuntary muscle contractions to move food along
    Peristalsis
  14. Groups of specialized secretory cells

    Found in the lining of the alimentary canal or accessory organs
    Digestive glands
  15. Food temporarily stored here
    Stomach
  16. Secreted by the stomach
    Gastric juices
  17. Disinfect food
    Stomach
  18. An enzyme that breaks down large proteins into amino acids
    Pepsin
  19. Food is further broken down into a thin liquid called
    Chyme
  20. Pouch structure located near the liver which concentrates and store bile
    Gall bladder
  21. A long tube that carries bile.
    Bile duct
  22. Emulsifies lipids
    Bile
  23. A bitter, greenish-yellow alkaline fluid, stored in the gallbladder between meals and upon eating is discharged into the duodenum where it aids the process of digestion
    Bile
  24. An organ which secretes both digestive enzymes and hormones
    Pancreas
  25. Digests all major nutrient types
    Pancreatic juice
  26. Nearly all digestion occurs in the
    Small intestine
  27. Digestive proteins
    Trypsin, chymotrypsin
  28. Produces bile
    Liver
  29. Acts like detergent to break up fats
    Liver
  30. Fatty acids and glycerol go the
    Lymphatic system
  31. Small intestine is lined with _____, which increase surface area for absorption, one cell thick
    Villi
  32. Function is to re-absorb water
    Large intestine
  33. Not enough water absorbed
    Diarreah
  34. Too much water absorbed
    Constipation
  35. Pass through the large intestine
    Solid materials
  36. Indigestible solids
    Fibers
  37. Reabsorbed with water
    Vitamins K and B
  38. Solid wastes exit the body
    Rectum
  39. Bacteria that produces vitamins and generates gases
    Escherichia coli
  40. Last section of large intestines
    Rectum
  41. Eliminate feces
    Rectum
  42. Large intestines
    Colon

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