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Nutrition for Health, Fitness, & Sport, 7/e
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Vitamins: The Organic Regulators
Multiple Choice Quiz
1
Vitamins function in the body as
A)
coenzymes to help regulate body processes
B)
antioxidants that protect cell membranes
C)
hormones
D)
both a and b
E)
all of the above
2
Sources of vitamins include
A)
food
B)
manufactured by the body
C)
nonfood sources
D)
both a and b
E)
all of the above
3
Enzymes are necessary to
A)
digest food
B)
release energy stores
C)
transport blood gases
D)
help blood clot
E)
all of the above
4
Symptoms of deficiencies of water soluble vitamins can be seen
A)
in 2-4 months
B)
in 2-4 weeks
C)
in 2-4 days
D)
not at all
5
Vitamins in foods
A)
can be lost due to improper storage and preparation
B)
are always added to highly processed foods
C)
are not as good as supplemental sources
D)
both a and b
E)
all of the above
6
Functions of vitamins include all of the following except
A)
coenzyme
B)
antioxidant
C)
energy
D)
hormone
E)
both a and b
7
Antioxidant vitamins include all of the following except
A)
Vitamin A
B)
the B Vitamins
C)
Vitamin C
D)
Vitamin E
8
Food sources of Vitamin A include
A)
green leafy vegetables
B)
carrots
C)
sweet potatoes
D)
both b and c
E)
all of the above
9
A nonfood source of Vitamin D is
A)
intestinal bacteria
B)
sunlight
C)
cast iron cookware
D)
drinking water
10
Good sources of Vitamin C include all of the following except
A)
potatoes
B)
enriched grain products
C)
citrus fruits
D)
both a and b
11
Sources of Vitamin D include all of the following except
A)
eggs, tuna and salmon
B)
fortified milk
C)
green vegetables
D)
fortified breakfast cereals
E)
both b and d
12
A megadose of a vitamin is generally ___ times the RDA.
A)
4
B)
2
C)
10
D)
25
13
The amount of a nutrient that the body absorbs is referred to as
A)
bioavailability
B)
absorptive capability
C)
biochemical deficiency
D)
malnutrition
14
Dermatitis can be a symptom of a ____ deficiency.
A)
thiamin
B)
niacin
C)
Vitamin B12
D)
Vitamin C
15
Night blindness can be a symptom of a _____ deficiency.
A)
Vitamin A
B)
niacin
C)
Vitamin B12
D)
Vitamin C
16
Pernicious anemia
A)
may have nothing to do with diet
B)
occurs in individuals who lack intrinsic factor
C)
can occur in vegans
D)
may impair aerobic exercise performance
E)
all of the above
17
Enriched grain products are sources of
A)
Vitamins A and D
B)
riboflavin and niacin
C)
thiamin
D)
both b and c
E)
all of the above
18
Vitamin supplements might be recommended to
A)
all physically active individuals
B)
gymnasts or wrestlers eating low calorie diets
C)
pregnant women
D)
both b and c
E)
all of the above
19
Of the water-soluble B vitamins, the one that may most toxic in megadoses is
A)
thiamin
B)
riboflavin
C)
niacin
D)
cyanocobalamin
E)
pantothenic acid
20
Which B vitamin has been shown to be effective in the treatment of high serum cholesterol?
A)
cyanocobalamin (B12)
B)
biotin
C)
riboflavin
D)
pyridoxine
E)
niacin
21
In order to help prevent neural tube defects in newborn children, females of child-bearing age should obtain adequate amounts of which vitamins?
A)
Vitamin A
B)
Vitamin D
C)
folic acid
D)
pantothenic acid
E)
Vitamin C
22
Which of the following vitamin-like ergogenic aids consistently has been found to enhance sport performance?
A)
coenzyme Q10
B)
ciwujia
C)
choline
D)
ginseng
E)
none of the above
2005 McGraw-Hill Higher Education
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