Question 1

Consuming carotenoids may reduce the risk for all of the following except

Accepted Answer

A)   acne.
B)   cataracts.
C)   age-related macular degeneration.
D)   cardiovascular disease.E) A) and D)
F) A) and C)

Question 2

When buying a vitamin or mineral supplement, look for on the label, as it assures purity, strength, and quality of the product.

Accepted Answer

A)   UPS
B)   SPU
C)   PSU
D)   USPE) C) and D)
F) B) and C)

Question 3

Vitamin C and meat protein ______ nonheme iron absorption.

Accepted Answer

A)   increase
B)   decrease
C)   do not changeD) A) and B)
E) None of the above

Question 4

When B vitamins are consumed in their coenzyme forms,

Accepted Answer

A)   intestinal absorption of B vitamins is enhanced.
B)   they are broken down to free vitamins in the stomach and small intestine prior to absorption.
C)   toxicity of B vitamins is likely to occur.
D)   more energy is available to the body.E) A) and D)
F) B) and D)

Question 5

The fat-soluble vitamin that can lead to calcification of soft tissue, such as the kidney, when consumed in large quantities, is _______________.

Accepted Answer

A)   vitamin A
B)   vitamin D
C)   vitamin E
D)   vitamin KE) B) and D)
F) A) and C) B

Question 6

Because B vitamins are ___________________, very little is stored and excess ends up in the urine or stool.

Accepted Answer

A)   non-toxic
B)   dissolvable
C)   fat soluble
D)   water solubleE) None of the above
F) All of the above D

Question 7

When a cell membrane is damaged by free radicals, which specific component of the cell membrane is damaged?

Accepted Answer

A)   cholesterol
B)   phospholipid
C)   polysaccharide
D)   saturated fatE) All of the above
F) B) and D)

Question 8

Pellagra is characterized by all of the following except

Accepted Answer

A)   dysphagia.
B)   diarrhea.
C)   dementia.
D)   dermatitis.E) C) and D)
F) A) and B)

Question 9

Replacing animal fats with plant oils in the diet would not only cut saturated fat intake, but would also increase

Accepted Answer

A)   vitamin A intake.
B)   vitamin C intake.
C)   vitamin E intake.
D)   selenium intake.E) B) and D)
F) A) and B)

Question 10

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) B) and C)
F) A) and B)

Question 11

When the intake of is low, vitamin E aids in its absorption.

Accepted Answer

A)   vitamin A
B)   vitamin D
C)   iron
D)   zincE) B) and C)
F) None of the above

Question 12

Cruciferous vegetables such as ______________________________ are rich in cancer-preventing phytochemicals.

Accepted Answer

A)   onions and leeks
B)   carrots and sweet potatoes
C)   cabbage and cauliflower
D)   spinach and Swiss chardE) A) and D)
F) B) and C)

Question 13

Vitamin D toxicity is most likely a result of

Accepted Answer

A)   consuming beef liver.
B)   megadoses of vitamin D supplements.
C)   excessive sun exposure.
D)   consuming more than 3 servings of vitamin D-fortified dairy products per day.E) A) and D)
F) A) and C)

Question 14

The major effect of taking high doses of vitamin D is

Accepted Answer

A)   excessive acne.
B)   calcium deposits in the kidneys and other organs.
C)   limb paralysis.
D)   a flaky skin rash.E) B) and D)
F) None of the above

Question 15

Deficiency symptoms of pinpoint hemorrhages under the skin, bleeding gums, and joint pain are related to the role of vitamin C in

Accepted Answer

A)   carnitine synthesis.
B)   collagen synthesis.
C)   antioxidant reactions.
D)   neurotransmitter synthesis.Content for... #153Figure: 08.31Learning Outcome: 08.14 Describe the functions of vitamin C as well as its dietary requirements, sources, and deficiency and toxicity signs and symptoms.E) All of the above
F) A) and B)

Question 16

Vitamin C contributes to bone health by virtue of its role in

Accepted Answer

A)   antioxidant reactions.
B)   collagen synthesis.
C)   immune function.
D)   mineral absorption.E) A) and B)
F) B) and D)

Question 17

Besides being supplied in the diet, some micronutrients are synthesized in the body. For example, ______ can be synthesized by microorganisms in the intestinal tract.

Accepted Answer

A)   vitamin D
B)   niacin
C)   vitamin B-6
D)   vitamin KE) A) and B)
F) A) and C)

Question 18

Soft bones resulting from a deficiency of vitamin D in adulthood is known as

Accepted Answer

A)   osteopenia.
B)   osteomalacia.
C)   osteoporosis.
D)   osteopathy.E) A) and B)
F) A) and C)

Question 19

All of the following people are at risk for vitamin B-12 deficiency EXCEPT

Accepted Answer

A)   those who take medications to increase stomach acidity.
B)   those who take medications to lower stomach acidity.
C)   breastfed babies of vegan moms.
D)   those who have chronic, long-term malabsorption.E) A) and B)
F) C) and D)

Question 20

All of the following can be classified as B vitamins EXCEPT

Accepted Answer

A)   niacin.
B)   choline.
C)   riboflavin.
D)   biotin.E) B) and C)
F) All of the above B

Exam 8: Vitamins

Consuming carotenoids may reduce the risk for all of the following except

Correct AnswerverifiedShow Answer

When buying a vitamin or mineral supplement, look for on the label, as it assures purity, strength, and quality of the product.

Correct AnswerverifiedShow Answer

Vitamin C and meat protein ______ nonheme iron absorption.

Correct AnswerverifiedShow Answer

When B vitamins are consumed in their coenzyme forms,

Correct AnswerverifiedShow Answer

The fat-soluble vitamin that can lead to calcification of soft tissue, such as the kidney, when consumed in large quantities, is _______________.

Correct AnswerverifiedB

Because B vitamins are ___________________, very little is stored and excess ends up in the urine or stool.

Correct AnswerverifiedD

When a cell membrane is damaged by free radicals, which specific component of the cell membrane is damaged?

Correct AnswerverifiedShow Answer

Pellagra is characterized by all of the following except

Correct AnswerverifiedShow Answer

Replacing animal fats with plant oils in the diet would not only cut saturated fat intake, but would also increase

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

When the intake of is low, vitamin E aids in its absorption.

Correct AnswerverifiedShow Answer

Cruciferous vegetables such as ______________________________ are rich in cancer-preventing phytochemicals.

Correct AnswerverifiedShow Answer

Vitamin D toxicity is most likely a result of

Correct AnswerverifiedShow Answer

The major effect of taking high doses of vitamin D is

Correct AnswerverifiedShow Answer

Deficiency symptoms of pinpoint hemorrhages under the skin, bleeding gums, and joint pain are related to the role of vitamin C in

Correct AnswerverifiedShow Answer

Vitamin C contributes to bone health by virtue of its role in

Correct AnswerverifiedShow Answer

Besides being supplied in the diet, some micronutrients are synthesized in the body. For example, ______ can be synthesized by microorganisms in the intestinal tract.

Correct AnswerverifiedShow Answer

Soft bones resulting from a deficiency of vitamin D in adulthood is known as

Correct AnswerverifiedShow Answer

All of the following people are at risk for vitamin B-12 deficiency EXCEPT

Correct AnswerverifiedShow Answer

All of the following can be classified as B vitamins EXCEPT

Correct AnswerverifiedB

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B

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D

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B