nutrition exam #3-units 6-7

nutrition exam #3-units 6-7 - Student...

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Student ________________________________ Test # 3 Dental Nutrition Units 6 and 7, Vitamins and Minerals 1. Vitamins, A, D, E, and K are classified as a. water soluble b. fat soluble c. biodegradable d. coenzymes 2. Vitamins are _____________________substances from plant or animal origin. a. inorganic b. synthetic            c. organic            3. One of the primary roles of vitamins in general is to serve as a: a. enzyme b. coenzyme c. precursor d. antioxidant 4. A substance that causes a chemical change or breakdown in other substances is  referred to as a: a. enzyme b. coenzyme c. precursor d. essential component 5. Substances that slow the oxidation process is a a. inhibiter b. reversion factor c. antioxidant d. precursor 6. Identify from the list below, items that are considered to be an antioxidant: 1. vitamin C 2. vitamin A 3. beta carotene 4. Vitamin E a. 1, 2, and 3 b. 2, 3, and 4
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1, 3, and 4 d. 1, 2, 3, and 4 7. Beta carotene is the precursor of vitamin: a. A b. B c. C d. D e. K 8. The B-complex vitamins are: a. related chemically b. interdependent c. coenzymes d. independent of each component 9. Vitamins are considered to be ____________________nutrients. a. energy releasing b. non-energy releasing 10. The use of mg to describe the quantity of a vitamin stands for: a. maximum grams b. minimum grams c. micrograms d. milligrams 11. Because the fat-soluble vitamins are stored in the body, they are considered: a. essential b. non-essential 12. Which of the vitamins are the most easily destroyed by improper storage or cooking? a. fat-soluble b. water-soluble 13. The major functions of vitamins include assisting the body in various functions such  as assisting: a. enzymes in carrying out their functions b. the body in processing other nutrients
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nutrition exam #3-units 6-7 - Student...

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