Nutrition Ch. 7

Your page rank:

Total word count: 1566
Pages: 6

Calculate the Price

- -
275 words
Looking for Expert Opinion?
Let us have a look at your work and suggest how to improve it!
Get a Consultant

T/F: Water-soluble vitamins are absorbed directly into the blood and thus stored more readily in tissues.​


T/F: The most familiar function of vitamin A is to sustain normal eyesight.​


T/F: Vitamin D deficiency in children can cause bowed legs, an abnormality seen in the disease rickets.​


T/F: Infants are born with adequate vitamin K in their intestinal tracts.


T/F: The B vitamins work together with enzymes in the metabolism of energy nutrients and in the making of new cells.​


T/F: No convincing evidence indicating benefits from antioxidant supplements in well-nourished people exists.​


T/F: The claim that supplements are necessary because today’s foods lack sufficient nutrients to support health is a marketing trap.


​By definition, a vitamin is all of the following except:
A. ​indispensable to body function.
B. required to prevent deficiency diseases.
C. ​an energy-yielding nutrient.
D. ​an organic compound.
E. ​needed in minute amounts.

C. An energy-yielding nutrient

A compound in food that can be converted into an active vitamin inside the body is known as a(n):​
A. ​coenzyme.
B. ​predecessor.
C. ​antivitamin.
D. ​provitamin.
E. ​enzyme.

D. Provitamin

All of the following are fat-soluble vitamins except:​
A. ​K.
B. ​C.
C. ​A.
D. D.​
E. ​E.

B. C

Any disease that produces _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.
A. ​calcium
B. ​protein
C. ​carbohydrate
D. ​fat
E. ​medication

D. Fat

Water-soluble vitamins:
A. ​are stored in body tissues to a large extent.
B. ​often result in toxicities among infants and children.
C. ​dissolve in body fluids but not in cooking water.
D. ​are easily excreted in the urine.
E. ​are not damaged by high temperatures or oxygen exposure.

D. Are easily excreted in the urine

Vitamin A plays an important role in:​
A. ​blood clotting.
B. ​calcium regulation.
C. ​promoting keratinization.
D. ​fluid and electrolyte balance.
E. ​maintenance of body linings and skin.

E. Maintenance of body linings and skin.

​The active form of vitamin A stored in the liver is:
A. ​yellow.
B. ​retinoic acid.
C. ​bright orange.
D. ​retinol.
E. ​beta-carotene.

D. Retinol

Symptoms of vitamin A deficiency include:​
A. ​joint pain.
B. ​frequent urination.
C. ​hemorrhaging of small blood vessels.
D. ​night blindness.
E. ​facial tics.

D. Night Blindness

The amount of vitamin A a person needs is proportional to:​
A. ​age.
B. ​sex.
C. ​season of the year.
D. ​height.
E. ​body weight.

E. Body weight

To obtain an adequate intake of vitamin A, a man needs a daily average of about _____ micrograms of the active form.​
A. 1200
B. ​900
C. ​700
D. ​1500
E. ​9000

B. 900

All of the following foods contain active vitamin A except:​
A. ​fortified cereal.
B. ​milk.
C. ​liver.
D. ​fish oils.
E. ​french fries.

E. French fries

Healthy people can eat vitamin A-rich foods in large amounts without risking toxicity, with the possible exception of what food?​
A. ​carrots
B. ​liver
C. ​cheese
D. ​fortified breakfast cereals
E. ​eggs

B. Liver

​Population studies suggest that people whose diets lack foods rich in beta-carotene have a higher incidence of:
A. ​macular degeneration.
B. ​rickets.
C. ​anemia.
D. ​night blindness.
E. ​osteomalacia.

A. Macular Degeneration

What is one symptom of a beta-carotene toxicity?​
A. ​xerophthalmia
B. ​night blindness
C. ​bright yellow skin
D. ​hardening of the macula in the eye
E. ​rough, dry skin

C. Bright yellow skin

​Foods rich in beta-carotene include:
A. ​beets.
B. ​corn.
C. ​red cabbage.
D. ​sweet potatoes.
E. ​whole grains.

D. Sweet Potatoes

Important roles of vitamin D include all of the following except:​
A. ​bone health.
B. ​cell growth and specialization.
C. ​influence over reproductive system cells.
D. ​health of the retina in the eye.
E. ​influence over hair follicles.

D. health of the retina in the eye

Research suggests that deficiency of vitamin D may lead to:​
A. ​kidney stones.
B. ​low blood pressure.
C. ​blood disorders.
D. ​cardiovascular disease.
E. ​gallbladder disease.

D. Cardiovascular Disease

The vitamin D deficiency disease that develops in adults is known as:​
A. ​osteomalacia.
B. ​rickets.
C. ​macular degeneration.
D. ​pellagra.
E. ​scurvy.

A. Oseomalacia

Fortified food sources of vitamin D available in the United States include:​
A. ​salmon.
B. sardines.​
C. ​margarine.
D. ​eggs.
E. ​tuna.

C. Margarine

All of the following are significant food sources of vitamin D except:​
A. ​sardines.
B. ​rolled oats.
C. ​salmon.
D. ​mushrooms.
E. ​fortified milk.

B. Rolled Oats

The recommended intake for vitamin D is _____ micrograms per day for adults over 70.​
A. 10​
B. ​5
C. ​500
D. ​20
E. 100​

D. 20

Vitamin E serves as:​
A. ​a provitamin.
B. ​an antioxidant.
C. ​an antivitamin.
D. ​a vitamin antagonist.
E. ​a precursor.

B. An antioxidant

Which individual is LEAST likely to acquire a vitamin E deficiency?
A. ​someone who eats a diet high in fat
B. ​someone with severe liver disease
C. ​someone whose pancreas is failing to produce digestive enzymes
D. ​someone who is born prematurely
E. ​someone who consumes a very low-fat diet composed largely of convenience foods

A. Someone who eats a diet high in fat

​As people consume more polyunsaturated oil their need for vitamin _____ rises.
A. ​D
B. ​E
C. ​A
D. ​K
E. ​B6

B. E

Much of the vitamin E people consume comes from​
A. ​cooked vegetables.
B. ​meats, fish, poultry, and eggs.
C. ​vegetable oils and products made from them.
D. ​convenience and fast foods.
E. ​fruits and vegetables.

C. Vegetable oils and products made from them

The main function of vitamin K is:​
A. ​to quench free radicals.
B. ​to help synthesize key bone proteins.
C. ​to influence body functions through its regulation of the genes.
D. ​to help activate proteins that help clot the blood.
E. ​to act as an antioxidant in cell membranes.

D. To help activate proteins that help clot the blood

A non-food source of vitamin K is:​
A. ​antibiotics.
B. ​sunlight.
C. ​intestinal bacteria.
D. ​dental implants.
E. ​tap water.

C. Intestinal bacteria

What is NOT a characteristic of water-soluble vitamins?​
A. ​They seldom reach toxic levels.
B. ​They are easily absorbed and excreted.
C. ​They dissolve in water.
D. ​They are stored extensively in tissues.
E. ​Some are destroyed on exposure to light, heat, or oxygen during processing.

D. They are stored extensively in tissues

What is NOT one of the functions of vitamin C?​
A. ​to protect and recycle vitamin E to its active form
B. ​to produce and maintain collagen
C. ​to promote the absorption of iron
D. ​to maintain the functions of the reproductive organs
E. ​to help form scar tissue that heals wounds

D. To maintain the functions of the reproductive organs

In the U.S., scurvy is seldom seen today except in:​
A. ​people addicted to alcohol.
B. ​young women.
C. ​vegetarians.
D. ​breastfed infants.
E. ​dieters.

A. People addicted to alcohol

Which statement regarding vitamin C is true?​
A. ​A lack of the vitamin results in beriberi.
B. ​It inhibits iron absorption.
C. ​It prevents the common cold.
D. ​It helps to produce carnitine.
E. ​An excess of the vitamin can result in gallstones.

D. It helps to produce carnitine

The DRI recommendation for vitamin C for women is _____ milligrams per day.​
A. ​45
B. ​65
C. ​75
D. ​90
E. ​10

C. 75

Which individuals should avoid vitamin C supplements because of above-normal risk of negative effects?​
A. ​smokers with low produce intakes
B. ​people with too much cholesterol in their blood
C. ​people with colds
D. ​people with kidney disorders
E. ​people with burn injuries

D. People with kidney disorders

To obtain the maximum amount of vitamin C from vegetables, you would:​
A. ​cut them into small pieces.
B. ​cook them for long periods of time.
C. ​wash them after cutting and peeling them rather than before.
D. ​drain the cooking water before adding them to mixed dishes.
E. ​consume them promptly after purchasing.

E. Consume them promptly after purchasing

Which food is NOT a good food source of vitamin C?​
A. citrus fruits​
B. ​strawberries
C. ​milk
D. ​broccoli
E. ​green peppers

C. Milk

The B vitamins act as part of:
A. ​anticoagulants.
B. ​antibodies.
C. ​coenzymes.
D. ​intrinsic factors.
E. ​the bone matrix.

C. Coenzymes

The thiamin deficiency disease is known as:​
A. ​pellagra.
B. ​osteomalacia.
C. ​scurvy.
D. ​beriberi.
E. ​anemia.

D. Beriberi

Pellagra is a _____ deficiency disease.​
A. ​vitamin C
B. ​niacin
C. ​thiamin
D. ​vitamin B12
E. ​folate

B. Niacin

Which B vitamin is especially important for women of childbearing age to prevent neural tube defects?​
A. ​vitamin B6
B. ​biotin
C. ​folate
D. ​vitamin B12
E. ​thiamin

C. Folate

The best natural sources of folate include:​
A. ​cereals.
B. ​raw spinach.
C. ​cooked strawberries.
D. ​milk.
E. ​eggs.

B. Raw spinach

The main reason for fortifying enriched grain products with folic acid is to:​
A. ​reduce the incidence of birth defects called neural tube defects.
B. ​help lower serum folate concentrations during pregnancy.
C. ​make up for the lack of prenatal care.
D. ​prevent mental retardation from developing late in the pregnancy.
E. ​prevent cardiovascular disease.

A. Reduce the incidence of birth defects called neural tube defects

An uninformed strict vegetarian is at special risk for _____ deficiency.​
A. vitamin B12​
B. ​folate
C. ​vitamin B6
D. ​niacin
E. ​thiamin

A. Vitamin B12

Which vitamin aids in the conversion of tryptophan to niacin?​
A. ​vitamin B6
B. ​vitamin C
C. ​folate
D. ​vitamin B12
E. ​thiamin

A. Viatmin B6

Share This

More flashcards like this

NCLEX 10000 Integumentary Disorders

When assessing a client with partial-thickness burns over 60% of the body, which finding should the nurse report immediately? a) ...

Read more


A client with amyotrophic lateral sclerosis (ALS) tells the nurse, "Sometimes I feel so frustrated. I can’t do anything without ...

Read more

NASM Flashcards

Which of the following is the process of getting oxygen from the environment to the tissues of the body? Diffusion ...

Read more

Unfinished tasks keep piling up?

Let us complete them for you. Quickly and professionally.

Check Price

Successful message