Question 1

The best vitamin B-6 food sources include

Accepted Answer

A)  enriched breads and cereals.
B)  milk and other dairy products.
C)  meat,fish,and poultry.
D)  deep yellow/orange fruits and vegetables.E) None of the above
F) All of the above

Question 2

Niacin is necessary to prevent the disease

Accepted Answer

A)  pernicious anemia.
B)  beriberi.
C)  scurvy.
D)  pellagra.E) C) and D)
F) B) and D)

Question 3

Soybeans,egg yolks,meats,and lecithin are sources of

Accepted Answer

A)  riboflavin.
B)  choline.
C)  chromium.
D)  iodine.E) A) and D)
F) All of the above

Question 4

Which of the following body systems is particularly sensitive to choline status?

Accepted Answer

A)  Skeletal system
B)  Immune system
C)  Nervous system
D)  Digestive systemE) All of the above
F) C) and D)

Question 5

A suboptimal intake of chromium in individuals in the United States may be linked to

Accepted Answer

A)  impaired glucose tolerance.
B)  elevated calcitriol levels.
C)  lowered serum cholesterol levels.
D)  elevated blood pressure.E) A) and B)
F) None of the above

Question 6

Which of the following is the best food source of riboflavin?

Accepted Answer

A)  Milk
B)  Lean ham
C)  Carrots
D)  Canola oilE) A) and C)
F) A) and B)

Question 7

Which of the following is a good chromium source?

Accepted Answer

A)  Cherries
B)  Whole grain
C)  Enriched,refined grains
D)  Drinking waterE) None of the above
F) B) and D)

Question 8

Taking megadose supplements of vitamin B-6 can lead to

Accepted Answer

A)  liver damage.
B)  nerve damage.
C)  kidney damage.
D)  ulcers.E) B) and C)
F) A) and C)

Question 9

Which of the following are the best thiamin sources?

Accepted Answer

A)  Pork,whole grains,enriched grain products,and legumes
B)  Root vegetables,cheddar-type cheese,and deep yellow/orange fruits and vegetables
C)  Seafood,vegetables of the cabbage family,and whole grains
D)  Milk,beef,and deep yellow/orange fruits and vegetablesE) None of the above
F) B) and D)

Question 10

______ 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) B) and C)
F) None of the above

Question 11

______ is unique among the B vitamins because bacterial synthesis of the vitamin contributes to meeting human needs.

Accepted Answer

A)  Folate
B)  Vitamin B-6
C)  Pantothenic acid
D)  BiotinE) All of the above
F) C) and D)

Question 12

In the process of milling grains to make refined products,seeds are crushed and the germ,bran,and husk layers are discarded.This leaves only the starch-containing _______ in the refined grains.

Accepted Answer

A)  endosperm
B)  cereal
C)  cellulose
D)  fiberE) B) and D)
F) B) and C)

Question 13

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) B) and C)

Question 14

Typically,about 50% to 90% of the B vitamins in the diet are absorbed.In other words,B vitamins have high

Accepted Answer

A)  essentiality.
B)  bioavailability.
C)  utilization.
D)  metabolism.E) B) and C)
F) A) and C)

Question 15

What disease is caused by a thiamin deficiency?

Accepted Answer

A)  Pellagra
B)  Scurvy
C)  Kwashiorkor
D)  BeriberiE) All of the above
F) A) and C)

Question 16

In the United States,bread and cereal products made from milled grains are enriched with the vitamins _______ and with the mineral iron.

Accepted Answer

A)  A,D,and E
B)  thiamin,niacin,and riboflavin
C)  A,C,and K
D)  folate,choline,and B-12E) All of the above
F) A) and C)

Question 17

The foods that provide the largest source of riboflavin in the American diet are

Accepted Answer

A)  meats.
B)  whole grain cereals.
C)  milk and dairy products.
D)  dark green leafy vegetables.E) All of the above
F) A) and D)

Question 18

Which B vitamin is required for amino acid metabolism?

Accepted Answer

A)  Thiamin
B)  Niacin
C)  Vitamin B-6
D)  Pantothenic acidE) B) and C)
F) None of the above

Question 19

Which of the following is likely to cause chromium toxicity?

Accepted Answer

A)  Exposure to industrial waste
B)  Daily consumption of egg yolks
C)  Daily consumption of Brazil nuts
D)  All of these lead to chromium toxicity.E) A) and B)
F) A) and C)

Question 20

Which of the following is a role of choline in human health?

Accepted Answer

A)  Synthesis of neurotransmitters
B)  Transport of lipids
C)  Structure of cell membranes
D)  All these are functions of choline.E) A) and D)
F) None of the above

Exam 12: Micronutrient Function in Energy Metabolism

The best vitamin B-6 food sources include

Correct AnswerverifiedShow Answer

In the process of milling grains to make refined products,seeds are crushed and the germ,bran,and husk layers are discarded.This leaves only the starch-containing _______ in the refined grains.

Correct AnswerverifiedShow Answer

What disease is caused by a thiamin deficiency?

Correct AnswerverifiedShow Answer

______ is unique among the B vitamins because bacterial synthesis of the vitamin contributes to meeting human needs.

Correct AnswerverifiedShow Answer

Which of the following is the best food source of riboflavin?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Soybeans,egg yolks,meats,and lecithin are sources of

Correct AnswerverifiedShow Answer

Niacin is necessary to prevent the disease

Correct AnswerverifiedShow Answer

Which of the following body systems is particularly sensitive to choline status?

Correct AnswerverifiedShow Answer

Which of the following is a role of choline in human health?

Correct AnswerverifiedShow Answer

In the United States,bread and cereal products made from milled grains are enriched with the vitamins _______ and with the mineral iron.

Correct AnswerverifiedShow Answer

Which B vitamin is required for amino acid metabolism?

Correct AnswerverifiedShow Answer

The foods that provide the largest source of riboflavin in the American diet are

Correct AnswerverifiedShow Answer

Which of the following is likely to cause chromium toxicity?

Correct AnswerverifiedShow Answer

______ 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.

Correct AnswerverifiedShow Answer

Which of the following are the best thiamin sources?

Correct AnswerverifiedShow Answer

Taking megadose supplements of vitamin B-6 can lead to

Correct AnswerverifiedShow Answer

Typically,about 50% to 90% of the B vitamins in the diet are absorbed.In other words,B vitamins have high

Correct AnswerverifiedShow Answer

Which of the following is a good chromium source?

Correct AnswerverifiedShow Answer

A suboptimal intake of chromium in individuals in the United States may be linked to

Correct AnswerverifiedShow Answer

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