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43 Cards in this Set

  • Front
  • Back

A general characteristic of the water-soluble vitamins is that excesses are eliminated from the kidneys so they are less likely to create a problem of toxicity and they are needed frequently in the diet.

False

A function of riboflavin is the release of energy from energy-yielding nutrients.

Yes

Microcytic anemia, similar to that caused by iron deficiency, as well as confusion and depression are the chief symptoms of vitamin B6 deficiency

True

An explanation why B vitamin deficiencies lead to lack of energy is that many of them function as coenzymes needed for energy metabolism.

True

What vitamin is involved intensively in amino acid metabolism and therefore in protein synthesis?

Vitamin B6 (PYRIDOXINE)

What vitamin deficiency disease caused by a lack of niacin appeared in people who had subsisted on a diet high in corn and low in Protein (such as those that lived in the southeastern part of the United States).

Pellagra

Milk and milk products provide liberal amounts of which of the following water soluble vitamins?

Riboflavin

Thiamin deficiency results in a disease called

Beriberi

Which of the following is involved intensively in the TCA (or Kreps) cycle and therefore a major vitamin needed for aerobic energy production?


..

Which vitamin is a fat-soluble antioxidant that protects vitamin A?

Vitamin E

The chief function of vitamin D is to act as an antioxidant?

False

Which of the following is known to function as a hormone?

Vitamin D

Rickets and Osteoporosis are conditions known to be caused by a deficiency of Vitamin A.

False, they are caused by vitamin D

The syntheses of connective tissue, which is an important structural component of bones, skin and tendons is aided by:

Vitamin C

The name of the vitamin D-deficiency disease in adults is called

Osteomalacia

The effects of vitamin D deficiency are most severe in

Children

Which of the following is required for the absorption of dietary vitamin B12?

Intrinsic facto

A property of folate in nutrition is that folate requires vitamin B12 to function properly as vitamin B12 returns folate to its active form.

True

The appearance of vitamin B12 deficiency symptoms may be masked due to high intake of

Folate

What is the major intracellular electrolyte?

Sodium

What is the minimum water intake recommended (from all sources; liquid, food and metabolic) for an adult with an energy expenditure of 2,000 calories?

1.0 to 1.5 mL/Kcal expended (2-3 liters)

Which would be the BEST source of water in your diet?

Water

Because vitamin C can deactivate histamine, vitamin C supplements might be beneficial in curing the common cold.

True

Vitamin A foods like carrots are helpful in treating the condition called Xerophthalmia

False

Cholesterol serves as the major precursor for the body’s synthesis of vitamin A?

False

Caroline is looking to increase her dietary sources of vitamin C. However, she expresses a strong dislike for all citrus fruits. Which would you recommend she eat to give her Vitamin C?

Cantaloupe, strawberries, papayas and mangoes. Also, Cabbage-type vegetables, dark green vegetables like green peppers and broccoli, lettuce, tomatoes and potatoes

Of the following foods, which would be the only food source of vitamin B12?

Meat, fish, poultry, and shellfishMilk, cheese and eggsFortified cereals

Inadequate dietary intake is the most likely reason for the development of a vitamin B12 deficiency


....

Which of the following is a major function of magnesium?

Energy systems and heart functioning

Which of the following is a feature of phosphorus in nutrition?

Energy metabolism and accompanies calcium in the bones and many foods

How much calcium would typically be absorbed by a normal adult with a calcium intake of 1000 mg?

25%

At what age do adults normally begin to lose bone mass?

30-40

Almost all (99%) of the calcium in the body is used to

Make bone and teeth

Chloride deficiencies are extremely uncommon.

True

Those individuals that ingest low amounts of fresh fruits/vegetables and large amounts of processed foods, are among those people that may be at risk for sodium depletion.

True

Potassium deficiencies, as well as excesses in the blood are both a concern and likely will cause you to die.

True

What is the greatest single source of sodium in the American diet?

Processed foods

The DASH diet plan was devised to prevent hypertension and is both lower in sodium and higher in foods with potassium, calcium and magnesium.

False

Zinc is known to play an important role in wound healing, synthesis of retinal, and the production of sperm (please gentlemen, hold your applause)

True

All of the following factors are known to enhance the absorption of iron except

Calcium from milk

Iron deficiency is common in the United States despite our enrichment program.

False

Hemoglobin is the iron-containing compound that carries oxygen in the bloodstream?

True

Magnesium is known to be involved in muscle contraction, and is therefore important in rhythmic heart beat and cardiovascular health

True