Question 1

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

Accepted Answer

A)   The compound is necessary for health, but the body is unable to synthesize enough of the compound to maintain health.
B)   The body is unable to synthesize the compound.
C)   The compound is best absorbed if taken in supplement form.
D)   The compound prevents chronic disease.E) B) and C)
F) All of the above

Question 2

A pantothenic acid deficiency

Accepted Answer

A)   is very unlikely because of its widespread availability.
B)   is very likely.
C)   occurs commonly in children.
D)   occurs commonly in the elderly.E) B) and C)
F) A) and D)

Question 3

Match each term with its definition.
-Form of vitamin A found in foods of animal origin

Accepted Answer

A)  Retinoids
B)  Night blindness
C)  Bitot's spots
D)  Carotenoids
E)  XerophthalmiaF) All of the above
G) A) and D)

Question 4

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

Accepted Answer

A)   A.
B)   C.
C)   D.
D)   K.E) All of the above
F) C) and D)

Question 5

Which of the following food combinations provides the most vitamin K?

Accepted Answer

A)   Spinach salad with strawberries, blueberries, and oil and vinegar dressing
B)   Ham and cheese on a whole wheat English muffin
C)   Low-fat yogurt with granola and fresh berries
D)   Sirloin steak, steamed green beans, and baked potatoE) C) and D)
F) None of the above

Question 6

Which of the following forms of cancer is unrelated to excessive calorie intake?

Accepted Answer

A)   Lung
B)   Breast
C)   Colon
D)   PancreaticE) A) and D)
F) A) and B)

Question 7

Which of the following is a good way to preserve the vitamin content of vegetables?

Accepted Answer

A)   Trimming and peeling vegetables soon after purchase.
B)   Storing vegetables in a cool place, such as the crisper drawer of the refrigerator
C)   Boiling vegetables until they are soft
D)   Storing vegetables at room temperature on the kitchen counterE) A) and B)
F) A) and C)

Question 8

Individuals who ________ are at increased risk for vitamin B-12 deficiency.

Accepted Answer

A)   take medications to decrease stomach acidity
B)   exercise intensely
C)   smoke
D)   frequently eat red meatE) All of the above
F) None of the above

Question 9

Most vitamin A is stored in the

Accepted Answer

A)   kidneys.
B)   small intestine.
C)   liver.
D)   adipose tissue.E) All of the above
F) A) and B)

Question 10

Consumption of vitamin C ________ the absorption of iron.

Accepted Answer

A)   enhances
B)   limits
C)   does not affectD) None of the above
E) All of the above

Question 11

Which of the following is converted to vitamin A in the body?

Accepted Answer

A)   Retinol
B)   Beta-carotene
C)   Cholesterol
D)   PhenylalanineE) B) and C)
F) None of the above

Question 12

Megadoses of ________ may be used to lower cholesterol, but they can cause flushing of the skin.

Accepted Answer

A)   pyridoxine
B)   nicotinic acid
C)   riboflavin
D)   pantothenic acidE) A) and B)
F) C) and D)

Question 13

The synthetic form of vitamin K found in dietary supplements is

Accepted Answer

A)   menadione.
B)   menaquinone.
C)   phylloquinone.
D)   alpha-tocopherol.E) A) and C)
F) A) and B)

Question 14

The B vitamins generally function as

Accepted Answer

A)   antioxidants.
B)   coenzymes.
C)   emulsifiers.
D)   hormones.E) A) and C)
F) A) and B)

Question 15

Pellagra is characterized by

Accepted Answer

A)   diarrhea.
B)   dementia.
C)   dermatitis.
D)   All of the choices are correct.E) A) and C)
F) A) and B)

Question 16

The Supplement Facts panel on dietary supplements resembles the ________ and is required on all dietary supplements.

Accepted Answer

A)   Nutrition Facts panel on foods
B)   Drug Facts panel on drugs
C)   Cosmetic Facts panel on cosmetics
D)   Prescription Facts panel on medicationsE) A) and C)
F) A) and D)

Question 17

Examples of foods that are rich sources of phytochemicals include

Accepted Answer

A)   gluten-free products, wild game, red wine, and green tea.
B)   plant and animal proteins.
C)   monounsaturated oils, whole grains, and poultry.
D)   fruits, vegetables, whole grains, herbs, nuts, and seeds.E) B) and C)
F) A) and D)

Question 18

In general, excess amounts of water-soluble vitamins are excreted via the

Accepted Answer

A)   kidneys.
B)   intestine.
C)   lungs.
D)   liver.E) B) and D)
F) A) and B)

Question 19

________ is a water-soluble vitamin that is important for the release of energy from carbohydrates as well as the synthesis of RNA, DNA, and some neurotransmitters.

Accepted Answer

A)   Thiamin
B)   Pyridoxine
C)   Niacin
D)   RiboflavinE) None of the above
F) C) and D)

Question 20

Carotenoid consumption may reduce the risk of

Accepted Answer

A)   acne.
B)   cataracts.
C)   cirrhosis.
D)   beriberi.E) All of the above
F) A) and D)

Exam 8: Vitamins

The synthetic form of vitamin K found in dietary supplements is

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The B vitamins generally function as

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Which of the following is a good way to preserve the vitamin content of vegetables?

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The Supplement Facts panel on dietary supplements resembles the ________ and is required on all dietary supplements.

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Which of the following is converted to vitamin A in the body?

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Carotenoid consumption may reduce the risk of

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Consumption of vitamin C ________ the absorption of iron.

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

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Megadoses of ________ may be used to lower cholesterol, but they can cause flushing of the skin.

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A pantothenic acid deficiency

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Which of the following forms of cancer is unrelated to excessive calorie intake?

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

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Match each term with its definition. -Form of vitamin A found in foods of animal origin

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________ is a water-soluble vitamin that is important for the release of energy from carbohydrates as well as the synthesis of RNA, DNA, and some neurotransmitters.

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Most vitamin A is stored in the

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In general, excess amounts of water-soluble vitamins are excreted via the

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Which of the following food combinations provides the most vitamin K?

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Examples of foods that are rich sources of phytochemicals include

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Pellagra is characterized by

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Individuals who ________ are at increased risk for vitamin B-12 deficiency.

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