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Chapter 8 True/False Quiz
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Please answer all questions



1

Vitamin K is excreted less efficiently than the other fat-soluble vitamins.
A)True
B)False
2

Some people don't need a dietary source of vitamin D to maintain their health.
A)True
B)False
3

Fat-soluble vitamins are generally lost more easily in cooking than are the water-soluble vitamins.
A)True
B)False
4

Vitamin D improves calcium absorption.
A)True
B)False
5

Beta-carotene is an important precursor of vitamin D.
A)True
B)False
6

Intakes as little as three times needs for vitamin A may be toxic, especially in early pregnancy.
A)True
B)False
7

Vitamin D can be considered a prohormone.
A)True
B)False
8

Some segments of the population benefit from routine use of a vitamin and mineral supplement.
A)True
B)False
9

Because numerous studies support the efficacy of vitamin E supplementation, health experts routinely recommend supplements of 400 IU per day.
A)True
B)False
10

"Let the Upper Level" be your guide suggests that any supplement use should at least exceed the upper level set for the nutrient.
A)True
B)False
11

Green leafy vegetables are good sources of vitamin K.
A)True
B)False
12

The RDA for thiamin is set in relation to the intake of dietary fat.
A)True
B)False
13

One of the richest sources of dietary thiamin is pork and pork products.
A)True
B)False
14

Milk is an excellent source of riboflavin.
A)True
B)False
15

Older people who exhibit anemia may have a vitamin B-12 deficiency.
A)True
B)False
16

The body can synthesize the vitamin niacin from the amino acid tryptophan.
A)True
B)False
17

Eating an excessive amount of raw egg whites can lead to a biotin deficiency.
A)True
B)False
18

Excessive supplementation with vitamin B-12 may mask a folate deficiency.
A)True
B)False
19

Vitamin B-12 is present only in animal foods.
A)True
B)False
20

A deficiency in vitamin C causes pinpoint hemorrhages in the skin.
A)True
B)False
21

Many nutrients in a diet contribute to a reduced risk of developing cancer.
A)True
B)False







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