Question 1

Which B vitamin is required for amino acid metabolism?

Accepted Answer

A)   Thiamin
B)   Niacin
C)   Vitamin B-6
D)   Pantothenic acid

Question 2

The first step in ensuring an adequate intake of vitamins is

Accepted Answer

A)   a diet that matches MyPlate's Daily Food Plan.
B)   fortified foods.
C)   a multivitamin and mineral supplement.
D)   individual nutrient supplements.

Question 3

Pernicious anemia is related to impaired absorption of

Accepted Answer

A)   iron.
B)   vitamin B-12.
C)   copper.
D)   folate.

Question 4

Food processing

Accepted Answer

A)   enhances vitamin E absorption from foods.
B)   increases vitamin E content of foods.
C)   decreases vitamin E content of foods.
D)   has no effect on vitamin E in foods because it is a stable compound.

Question 5

Which of the following is an example of a vitamin that is more bioavailable in its synthetic form?

Accepted Answer

A)   vitamin B-6
B)   folate
C)   vitamin E
D)   vitamin A

Question 6

A rich folate food source would be

Accepted Answer

A)   skim milk.
B)   roast beef.
C)   asparagus.
D)   peanuts.

Question 7

Which of the following vitamins has been helpful in large doses as a treatment for acne?

Accepted Answer

A)   A
B)   C
C)   D
D)   E

Question 8

Which of the following is most likely to result in vitamin toxicity if consumed daily over a long period of time?

Accepted Answer

A)   Vitamin A supplements
B)   B-vitamin complex
C)   Fortified breakfast cereals
D)   Spinach, kale, and other greens

Question 9

The best vitamin B-6 food sources include

Accepted Answer

A)   enriched breads and cereals.
B)   milk and dairy products.
C)   meat, fish, and poultry.
D)   deep yellow/orange fruits and vegetables.

Question 10

Which of the following criteria qualifies a compound as a vitamin?

Accepted Answer

A)   The compound is required for optimal health.
B)   The body is unable to synthesize the compound.
C)   The compound is necessary for health, but the body is unable to synthesize enough of the compound to maintain health.
D)   The compound prevents chronic disease and is soluble in fat or water.

Question 11

To protect bone health, vegans may require a supplemental source of vitamin _______________.

Accepted Answer

A)   A
B)   C
C)   D
D)   K

Question 12

What disease is caused by a thiamin deficiency?

Accepted Answer

A)   Pellagra
B)   Scurvy
C)   Kwashiorkor
D)   Beriberi

Question 13

Cell membranes are susceptible to damage by free radicals because

Accepted Answer

A)   they are composed primarily of polyunsaturated fatty acids.
B)   they are composed primarily of saturated fatty acids.
C)   they have so many unpaired electrons.
D)   they are the site of cellular respiration.

Question 14

The most reliable source of vitamin D in the diet is

Accepted Answer

A)   poultry.
B)   whole-grain cereals.
C)   yellow squash.
D)   fortified milk.

Question 15

All the following are true of B vitamins EXCEPT

Accepted Answer

A)   they are water soluble.
B)   they serve as coenzymes.
C)   they can be lost during food processing and preparation.
D)   they are stored in adipose tissue.

Question 16

The bioavailabilty of carotenoids is affected by

Accepted Answer

A)   cooking.
B)   consumption with meat products.
C)   soil mineral content.
D)   exposure to acid.

Question 17

Rich sources of pantothenic acid are

Accepted Answer

A)   orange juice and soymilk.
B)   blueberries and apples.
C)   white bread and pastries.
D)   sunflower seeds, mushrooms, peanuts, and eggs.

Question 18

Which of the following is true about the intake of vitamins?

Accepted Answer

A)   Occasional lapses in vitamin intake should cause no harm.
B)   Vitamins consumed in excess are excreted.
C)   Supplemental vitamins are better than those from food.
D)   It is hard to get all the vitamins we need from food.

Question 19

If you wanted to add significant quantities of vitamins to your diet from the food you eat, a good choice would be

Accepted Answer

A)   a doughnut made with enriched white flour.
B)   apple juice.
C)   a fortified breakfast cereal such as Total Raisin Bran.
D)   a banana.

Question 20

Which of the following is NOT accounted for in the calculation of RAEs?

Accepted Answer

A)   Preformed vitamin A
B)   Beta-carotene
C)   Other carotenoids
D)   Cysteine

Exam 8: Vitamins

Which of the following is NOT accounted for in the calculation of RAEs?

Correct AnswerverifiedShow Answer

Food processing

Correct AnswerverifiedShow Answer

Which of the following vitamins has been helpful in large doses as a treatment for acne?

Correct AnswerverifiedShow Answer

Which B vitamin is required for amino acid metabolism?

Correct AnswerverifiedShow Answer

What disease is caused by a thiamin deficiency?

Correct AnswerverifiedShow Answer

If you wanted to add significant quantities of vitamins to your diet from the food you eat, a good choice would be

Correct AnswerverifiedShow Answer

Which of the following is an example of a vitamin that is more bioavailable in its synthetic form?

Correct AnswerverifiedShow Answer

Rich sources of pantothenic acid are

Correct AnswerverifiedShow Answer

Which of the following criteria qualifies a compound as a vitamin?

Correct AnswerverifiedShow Answer

Which of the following is true about the intake of vitamins?

Correct AnswerverifiedShow Answer

All the following are true of B vitamins EXCEPT

Correct AnswerverifiedShow Answer

To protect bone health, vegans may require a supplemental source of vitamin _______________.

Correct AnswerverifiedShow Answer

Which of the following is most likely to result in vitamin toxicity if consumed daily over a long period of time?

Correct AnswerverifiedShow Answer

Pernicious anemia is related to impaired absorption of

Correct AnswerverifiedShow Answer

The bioavailabilty of carotenoids is affected by

Correct AnswerverifiedShow Answer

The best vitamin B-6 food sources include

Correct AnswerverifiedShow Answer

The most reliable source of vitamin D in the diet is

Correct AnswerverifiedShow Answer

A rich folate food source would be

Correct AnswerverifiedShow Answer

The first step in ensuring an adequate intake of vitamins is

Correct AnswerverifiedShow Answer

Cell membranes are susceptible to damage by free radicals because

Correct AnswerverifiedShow Answer

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