Wardlaw’s Contemporary Nutrition, Seventh Edition Copyright  ©  The McGraw-Hill Companies, InC) Permission required for re...
Question 1 <ul><li>Which statement about vitamins is true?  </li></ul><ul><li>A.  Cannot be stored by the body </li></ul><...
Question 2 <ul><li>Which of the following is true about the intake of vitamins?  </li></ul><ul><li>A.  Supplemental vitami...
Question 3 <ul><li>Water-soluble and fat-soluble vitamins differ in which way?  </li></ul><ul><li>A.  Water-soluble vitami...
Question 4 <ul><li>Which of the following is true about our current knowledge about vitamins?  </li></ul><ul><li>A.  We ar...
Question 5 <ul><li>If you wanted to add significant quantities of vitamins and minerals to your diet from the food you eat...
Question 6 <ul><li>Megadoses are defined as vitamin intake ________ times the estimated human need to prevent a deficiency...
Question 7 <ul><li>Which of the following is true about the regulation of the production and sale of vitamin and mineral s...
Question 8 <ul><li>Which of the following is true about the absorption, transport, and storage of fat-soluble vitamins?  <...
Question 9 <ul><li>Which fat soluble vitamins are most toxic if consumed in excess amounts over long periods of time?  </l...
Question 10 <ul><li>Overconsumption of vitamins A and E can do all the following except  </li></ul><ul><li>A.  lead to acc...
Question 11 <ul><li>Which of the following does not describe fat-soluble vitamins?  </li></ul><ul><li>A.  They are stored ...
Question 12 <ul><li>All of the following are true statements regarding fat malabsorption except  </li></ul><ul><li>A.  res...
Question 13 <ul><li>Which of the following is true about the forms of vitamin A?  </li></ul><ul><li>A.  Retinoids are foun...
Question 14 <ul><li>Most vitamin A is stored in the  </li></ul><ul><li>A.  kidneys. </li></ul><ul><li>B.  small intestine....
Question 15 <ul><li>Drying of the cornea due to vitamin A deficiency is called  </li></ul><ul><li>A.  apnea. </li></ul><ul...
Question 16 <ul><li>Which fat-soluble vitamin is important for the health of epithelial cells because it promotes mucus pr...
Question 17 <ul><li>Which of the following vitamins has been helpful in large doses as a treatment for acne?  </li></ul><u...
Question 18 <ul><li>Which of the following is the best source of preformed vitamin A?  </li></ul><ul><li>A.  Broccoli </li...
Question 19 <ul><li>Which of the following is a good source of provitamin A?  </li></ul><ul><li>A.  Orange </li></ul><ul><...
Question 20 <ul><li>George wants to increase his consumption of vitamin A for the possible cancer risk-reducing effects. W...
Answer Key – Chapter 8 <ul><li>C </li></ul><ul><li>B </li></ul><ul><li>B </li></ul><ul><li>C </li></ul><ul><li>C </li></ul...
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Chapter 08 Review Questions

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Chapter 08 Review Questions

  1. 1. Wardlaw’s Contemporary Nutrition, Seventh Edition Copyright © The McGraw-Hill Companies, InC) Permission required for reproduction or display. Gordon M. Wardlaw Anne M. Smith Chapter 8
  2. 2. Question 1 <ul><li>Which statement about vitamins is true? </li></ul><ul><li>A. Cannot be stored by the body </li></ul><ul><li>B. Are inorganic </li></ul><ul><li>C. Help regulate chemical reactions in the body </li></ul><ul><li>D. Directly supply energy </li></ul>
  3. 3. Question 2 <ul><li>Which of the following is true about the intake of vitamins? </li></ul><ul><li>A. Supplemental vitamins are better than those from food. </li></ul><ul><li>B. Occasional lapses in vitamin intake should cause no harm. </li></ul><ul><li>C. It is hard to get all of the vitamins we need from food. </li></ul><ul><li>D. Vitamins consumed in excess are excreted. </li></ul>
  4. 4. Question 3 <ul><li>Water-soluble and fat-soluble vitamins differ in which way? </li></ul><ul><li>A. Water-soluble vitamins are stored, whereas fat-soluble vitamins are excreted readily. </li></ul><ul><li>B. Water-soluble vitamins are less likely to be toxic. </li></ul><ul><li>C. Fat-soluble vitamins have much less potential for toxicity. </li></ul><ul><li>D. Water-soluble vitamins are best absorbed in the presence of dietary fat. </li></ul>
  5. 5. Question 4 <ul><li>Which of the following is true about our current knowledge about vitamins? </li></ul><ul><li>A. We are sure there are more vitamins to be discovered for humans. </li></ul><ul><li>B. We cannot effectively feed individuals intravenously for long periods of time because we do not know about all the vitamins that must be included. </li></ul><ul><li>C. Most scientists believe we have discovered all vitamins relevant to humans. </li></ul><ul><li>D. We know that there are more fat-soluble vitamins to discover. </li></ul>
  6. 6. Question 5 <ul><li>If you wanted to add significant quantities of vitamins and minerals to your diet from the food you eat, a good choice would be </li></ul><ul><li>A. a doughnut made with enriched white flour. </li></ul><ul><li>B. apple juice. </li></ul><ul><li>C. a fortified breakfast cereal such as Total Raisin Bran. </li></ul><ul><li>D. a banana. </li></ul>
  7. 7. Question 6 <ul><li>Megadoses are defined as vitamin intake ________ times the estimated human need to prevent a deficiency. </li></ul><ul><li>A. 1 to 3 </li></ul><ul><li>B. 3 to 5 </li></ul><ul><li>C. 2 to 10 </li></ul><ul><li>D. 50 </li></ul>
  8. 8. Question 7 <ul><li>Which of the following is true about the regulation of the production and sale of vitamin and mineral supplements? </li></ul><ul><li>A. There is no federal legislation regulating supplements. </li></ul><ul><li>B. The FDA does not regulate all vitamin and mineral supplements closely. </li></ul><ul><li>C. Americans can rest assured that the federal government will protect them from vitamin and mineral supplement overuse. </li></ul><ul><li>D. Supplement companies are free to market their products with invalid and illegal claims. </li></ul>
  9. 9. Question 8 <ul><li>Which of the following is true about the absorption, transport, and storage of fat-soluble vitamins? </li></ul><ul><li>A. They enter the bloodstream directly after absorption. </li></ul><ul><li>B. Fat in the digestive contents is not important for their absorption. </li></ul><ul><li>C. They are not stored to any great extent. </li></ul><ul><li>D. After absorption, they are transported in the bloodstream to body cells and/or stored in the liver and fatty tissue. </li></ul>
  10. 10. Question 9 <ul><li>Which fat soluble vitamins are most toxic if consumed in excess amounts over long periods of time? </li></ul><ul><li>A. Vitamins D and K </li></ul><ul><li>B. Vitamins A and E </li></ul><ul><li>C. Vitamins A and D </li></ul><ul><li>D. Vitamins D and K </li></ul>
  11. 11. Question 10 <ul><li>Overconsumption of vitamins A and E can do all the following except </li></ul><ul><li>A. lead to accumulation in the liver. </li></ul><ul><li>B. result in toxicity. </li></ul><ul><li>C. cure colds and prevent cancer. </li></ul><ul><li>D. lead to debilitating side effects. </li></ul>
  12. 12. Question 11 <ul><li>Which of the following does not describe fat-soluble vitamins? </li></ul><ul><li>A. They are stored in the body. </li></ul><ul><li>B. Excesses are excreted in the urine. </li></ul><ul><li>C. They are transported via the bloodstream. </li></ul><ul><li>D. They tend to exist in several biologically active forms. </li></ul>
  13. 13. Question 12 <ul><li>All of the following are true statements regarding fat malabsorption except </li></ul><ul><li>A. results in decreased absorption of fat-soluble vitamins. </li></ul><ul><li>B. increases the risk of fat-soluble vitamin deficiency. </li></ul><ul><li>C. increases the risk of developing pellagra or beriberi. </li></ul><ul><li>D. increases the risk of developing hypovitaminosis A, rickets, or osteomalacia. </li></ul>
  14. 14. Question 13 <ul><li>Which of the following is true about the forms of vitamin A? </li></ul><ul><li>A. Retinoids are found in plant foods. </li></ul><ul><li>B. Carotenoids are found in animal foods. </li></ul><ul><li>C. Carotenoids can be converted retinoids. </li></ul><ul><li>D. Retinoids are converted to carotenoids. </li></ul>
  15. 15. Question 14 <ul><li>Most vitamin A is stored in the </li></ul><ul><li>A. kidneys. </li></ul><ul><li>B. small intestine. </li></ul><ul><li>C. liver. </li></ul><ul><li>D. adipose tissue. </li></ul>
  16. 16. Question 15 <ul><li>Drying of the cornea due to vitamin A deficiency is called </li></ul><ul><li>A. apnea. </li></ul><ul><li>B. dysphagia. </li></ul><ul><li>C. xerophthalmia. </li></ul><ul><li>D. cachexia. </li></ul>
  17. 17. Question 16 <ul><li>Which fat-soluble vitamin is important for the health of epithelial cells because it promotes mucus production? </li></ul><ul><li>A. A </li></ul><ul><li>B. E </li></ul><ul><li>C. C </li></ul><ul><li>D. D </li></ul>
  18. 18. Question 17 <ul><li>Which of the following vitamins has been helpful in large doses as a treatment for acne? </li></ul><ul><li>A. C </li></ul><ul><li>B. D </li></ul><ul><li>C. A </li></ul><ul><li>D. E </li></ul>
  19. 19. Question 18 <ul><li>Which of the following is the best source of preformed vitamin A? </li></ul><ul><li>A. Broccoli </li></ul><ul><li>B. Pork chop </li></ul><ul><li>C. Chicken breast </li></ul><ul><li>D. Liver </li></ul>
  20. 20. Question 19 <ul><li>Which of the following is a good source of provitamin A? </li></ul><ul><li>A. Orange </li></ul><ul><li>B. Apricot </li></ul><ul><li>C. Cauliflower </li></ul><ul><li>D. Potatoes </li></ul>
  21. 21. Question 20 <ul><li>George wants to increase his consumption of vitamin A for the possible cancer risk-reducing effects. Which of the following foods should he choose? </li></ul><ul><li>A. Spinach </li></ul><ul><li>B. Salmon </li></ul><ul><li>C. Pears </li></ul><ul><li>D. Potato </li></ul>
  22. 22. Answer Key – Chapter 8 <ul><li>C </li></ul><ul><li>B </li></ul><ul><li>B </li></ul><ul><li>C </li></ul><ul><li>C </li></ul><ul><li>C </li></ul><ul><li>B </li></ul><ul><li>D </li></ul><ul><li>B </li></ul><ul><li>C </li></ul><ul><li>B </li></ul><ul><li>C </li></ul><ul><li>C </li></ul><ul><li>C </li></ul><ul><li>C </li></ul><ul><li>A </li></ul><ul><li>C </li></ul><ul><li>D </li></ul><ul><li>B </li></ul><ul><li>A </li></ul>

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