Biomed 100 Practice Quiz
Chapter 15, Spring 2007
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  1. Which one of the following is not an accessory organ of the digestive system?
    1. liver
    2. pancreas
    3. esophagus
      4.
    4. gall bladder

  2. In much of the gastrointestinal tract, the mucosa is...
    1. modified for maximum surface area.
    2. involved in peristalsis.
    3. involved in nutrient absorption.
    4. both A. and B.
    5. both A. and C.
      6.

  3. A product of the gastric glands that is not produced by any other digestive glands is...
    1. bile
    2. mucus
    3. enzymes
    4. hydrochloric acid
      5.
    5. sodium bicarbonate

  4. Pancreatic enzymes travel through the _?_ to be deposited in the _?_.
    1. duodenum / liver
    2. esophagus / stomach
    3. appendix / large intestine
    4. pancreatic duct / duodenum
      5.
    5. common bile duct / gall bladder

  5. The liver does not produce...
    1. bile
    2. enzymes
      3.
    3. blood clotting factors and other plasma proteins

  6. The nutrient stored to the least extent in the liver is...
    1. carbohydrates
    2. iron
    3. vitamin C
      4.
    4. vitamins A and D

  7. The best description of the function of bile is...
    1. digestion of complex carbohydrates
    2. digestion of proteins
    3. digestion of fats
    4. emulsification of proteins
    5. emulsification of fats
      6.

  8. The enzymes that start the digestion of major food molecules are produced by the _?_, and the enzymes that finish the digestive process are produced by the _?_.
    1. mouth / stomach
    2. liver / stomach
    3. stomach / small intestine
    4. pancreas / small intestine
      5.
    5. small intestine / large intestine

  9. Which one of the following is a part of the gastrointestinal tract containing villi that absorb the greatest percentage of glucose, amino acids, etc.?
    1. liver
    2. stomach
    3. small intestine
      4.
    4. large intestine

  10. In humans, excess ingested glucose is stored as _?_ or _?_.
    1. fat or protein
    2. glycogen or fat
      3.
    3. cellulose or fat
    4. protein or glycogen
    5. glycogen or cellulose

  11. If necessary, the human body can produce _?_ from various sources.
    1. glucose
      2.
    2. essential amino acids
    3. essential fatty acids
    4. water-soluble vitamins
    5. fat-soluble vitamins

  12. Iron, manganese, copper, iodine, cobalt, zinc, fluorine, selenium, and chromium may be considered...
    1. water-soluble vitamins required in small quantities for optimal health
    2. fat-soluble vitamins known to be present in human tissues but not known to affect health
    3. major minerals required in large quantities for optimal health
    4. trace elements required in small quantities for optimal health
      5.
    5. trace elements known to be present in human tissues but not known to affect health