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Multiple Choice Quiz
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1

Vitamins are classified:
A)organic and inorganic.
B)fat-soluble and water soluble.
C)essential and nonessential.
D)elements and compounds.
2

Which of the following is not generally a true statement about fat-soluble vitamins?
A)Excess amounts are readily excreted from the body.
B)They can be consumed less frequently than the water-soluble vitamins.
C)They are bound to proteins when traveling in the blood.
D)They may accumulate to toxic amounts in the body.
3

Which of the following water-soluble vitamins does not pose a particularly high risk of toxicity?
A)vitamin B-6
B)thiamin
C)niacin
D)vitamin C
4

Deficiency symptoms such as respiratory infections, gastrointestinal disturbances, and blindness are related to the role of vitamin A in:
A)promoting growth.
B)maintaining healthy tissue.
C)acting as an antioxidant.
D)blood clotting.
5

Identify the best sources of carotenoids.
A)whole grains, nuts, seeds, egg yolk, and plant oils
B)lean meat, poultry, fish, and legumes
C)corn, peas, and beans
D)pumpkin, carrots, squash, sweet potatoes, and apricots
6

Which of the following symptoms would indicate a vitamin D deficiency in infants and young children?
A)abnormally high blood calcium
B)rupture of red blood cells
C)bowed legs
D)abnormally low blood calcium
7

Which of the following is not a good source of vitamin D?
A)sunshine
B)fatty fish
C)fortified milk and margarine
D)fruit, vegetables, and whole grains
8

Identify one function of vitamin D.
A)necessary for iron metabolism
B)prevents scurvy
C)acts as an antioxidant
D)aids in the absorption of calcium
9

Which of the following substitutes for some of our need for vitamin E?
A)sodium
B)sulfur
C)silver
D)selenium
10

The need for vitamin E in the diet will increase with an increase in the amount of what other nutrient in the diet?
A)protein
B)saturated fatty acids
C)carbohydrate
D)polyunsaturated fatty acids
11

Vitamin E functions in the body:
A)to maintain vision and skin integrity, as well as growth of nails and bones.
B)as an antioxidant to prevent cell damage.
C)to calcify bones and teeth.
D)to supply energy and spare protein.
12

Vitamin K is needed in the body for:
A)enzyme action.
B)blood clotting.
C)energy production.
D)carbohydrate metabolism
13

Vitamin K is found in:
A)seafood, iodized salt, and dairy products.
B)citrus fruits, cantaloupe, seeds, and nuts.
C)fortified cereals, milk, and cheese.
D)green leafy vegetables.
14

All B vitamins function as:
A)coenzymes.
B)electrolytes.
C)intrinsic factors
D)sources of energy.
15

Which of the following statements is true for niacin?
A)It can be synthesized in the body from protein.
B)It is an antioxidant.
C)It is water-soluble and therefore safe to administer in large doses.
D)It can be used to successfully cure anemia.
16

Biotin is used for:
A)glucose absorption.
B)glucose production
C)iron absorption.
D)emulsification.
17

Vitamin B-6 participates in:
A)iron absorption.
B)amino acid and protein metabolism.
C)release of energy from minerals.
D)utilization of calcium and phosphorus.
18

A deficiency of ______________ results in large, immature red blood cells, because of insufficient DNA production:
A)folate
B)niacin
C)riboflavin
D)vitamin C
19

A high intake of folate is dangerous because it:
A)means the person is eating too much protein.
B)is easily stored in the body.
C)can "mask" pernicious anemia.
D)increases vitamin B-12 needs.
20

______________ may be lacking in the diet of strict vegetarians (vegans).
A)Vitamin B-12
B)Thiamin
C)Riboflavin
D)Niacin
21

Irreversible nerve damage can occur with ______________ deficiency.
A)riboflavin
B)vitamin C
C)vitamin B-12
D)thiamin
22

Choline is:
A)an enzyme.
B)part of bile.
C)part of lecithin.
D)a vitamin.
23

The amount of vitamin C needed to prevent scurvy is about:
A)10 milligrams per day.
B)35 milligrams per day.
C)90 milligrams per day.
D)102 milligrams per day.
24

The first symptom of scurvy is:
A)dental caries.
B)depression and anxiety.
C)pinpoint hemorrhages under the skin.
D)pernicious anemia.
25

Vitamin C is essential in the synthesis of:
A)ascorbic acid.
B)collagen.
C)carbohydrate.
D)hemoglobin.
26

Which of these meals lacks vitamin C?
A)corned beef, cabbage, fried potatoes, and milk
B)roast beef, carrots, noodles, and tea
C)spaghetti with tomato sauce, meatball, garlic bread, and diet soda
D)roast beef, broccoli, noodles, and coffee
27

Which of the following factors are linked to an increased risk of cancer?
A)Physical activity
B)Obesity
C)Excess alcohol intake
D)B and C







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