Question 1

What vitamin is involved mainly with the replacement of red blood cells and digestive tract cells?

Accepted Answer

A) Folate 
B) Niacin 
C) Thiamin 
D) Riboflavin 
A) Folate 
B) Niacin 
C) Thiamin 
D) Riboflavin

Question 2

Which of the following is the coenzyme form of thiamin?

Accepted Answer

A) Thiaminacide 
B) Thiamin pyrophosphate 
C) Thiamin adenine dinucleotide 
D) Thiamin flavin mononucleotide 
A) Thiaminacide 
B) Thiamin pyrophosphate 
C) Thiamin adenine dinucleotide 
D) Thiamin flavin mononucleotide

Question 3

Because of adverse interactions with other vitamins,a safe daily folate intake is up to

Accepted Answer

A) 400 µg. 
B) 600 µg. 
C) 1,000 µg. 
D) 2,000 µg. 
A) 400 µg. 
B) 600 µg. 
C) 1,000 µg. 
D) 2,000 µg.

Question 4

On a per-kcalorie basis,which of the following foods is richest in vitamin B6?

Accepted Answer

A) Meats 
B) Fruits 
C) Legumes 
D) Grains 
A) Meats 
B) Fruits 
C) Legumes 
D) Grains

Question 5

Approximately what percentage of the U.S.population takes a dietary supplement regularly?

Accepted Answer

A) 5 
B) 33 
C) 50 
D) 80 
A) 5 
B) 33 
C) 50 
D) 80

Question 6

Research has shown that the risk for neural tube defects is lowered by taking supplements of

Accepted Answer

A) niacin. 
B) folate. 
C) vitamin C. 
D) vitamin B12. 
A) niacin. 
B) folate. 
C) vitamin C. 
D) vitamin B12.

Question 7

Riboflavin is most easily destroyed when exposed to

Accepted Answer

A) heat. 
B) acid. 
C) alkali. 
D) ultraviolet light. 
A) heat. 
B) acid. 
C) alkali. 
D) ultraviolet light.

Question 8

What is the AI for pantothenic acid for adults?

Accepted Answer

A) 1 mg/day 
B) 3 mg/day 
C) 5 mg/day 
D) 8 mg/day 
A) 1 mg/day 
B) 3 mg/day 
C) 5 mg/day 
D) 8 mg/day

Question 9

The protein that requires ascorbic acid for its formation is

Accepted Answer

A) keratin. 
B) albumin. 
C) collagen. 
D) hydroxyproline. 
A) keratin. 
B) albumin. 
C) collagen. 
D) hydroxyproline.

Question 10

Which of the following is representative of folate availability in foods?

Accepted Answer

A) Good sources are dairy products and meats 
B) Poor sources are fruit juices and vegetable juices 
C) Much of the vitamin is lost due to heat and oxidation 
D) Only about 10% of the amount in foods is bioavailable 
A) Good sources are dairy products and meats 
B) Poor sources are fruit juices and vegetable juices 
C) Much of the vitamin is lost due to heat and oxidation 
D) Only about 10% of the amount in foods is bioavailable

Question 11

What term identifies the characteristic tingling sensations and reddening of the skin after ingesting a pharmacologic dose of nicotinic acid?

Accepted Answer

A) Niacin flush 
B) NAD dermatitis 
C) Niacin erythrema 
D) Bilateral symmetrical dermatitis 
A) Niacin flush 
B) NAD dermatitis 
C) Niacin erythrema 
D) Bilateral symmetrical dermatitis

Question 12

Why might vitamin C supplements be beneficial in treating the common cold?

Accepted Answer

A) They deactivate histamine 
B) They reduce episodes of diarrhea 
C) They destroy intestinal pathogens 
D) They alter hypothalamic control of body temperature 
A) They deactivate histamine 
B) They reduce episodes of diarrhea 
C) They destroy intestinal pathogens 
D) They alter hypothalamic control of body temperature

Question 13

Which of the following is a feature of niacin nutrition?

Accepted Answer

A) Low doses may lead to kidney stones 
B) High doses may lower blood cholesterol 
C) Low doses may lead to heartburn and low blood pressure 
D) High doses may elevate red blood cell count in mildly anemic individuals 
A) Low doses may lead to kidney stones 
B) High doses may lower blood cholesterol 
C) Low doses may lead to heartburn and low blood pressure 
D) High doses may elevate red blood cell count in mildly anemic individuals

Question 14

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

Accepted Answer

A) folate. 
B) niacin. 
C) vitamin C. 
D) vitamin B6. 
A) folate. 
B) niacin. 
C) vitamin C. 
D) vitamin B6.

Question 15

Which of the following is known to significantly affect the body's folate status?

Accepted Answer

A) Sedentary lifestyle 
B) Some anticancer drugs 
C) Excess protein intake 
D) Insufficient fiber intake 
A) Sedentary lifestyle 
B) Some anticancer drugs 
C) Excess protein intake 
D) Insufficient fiber intake

Question 16

Normally,the body's storage and re-utilization of vitamin B12 prevents a primary or secondary deficiency from occurring until after about

Accepted Answer

A) 3 days. 
B) 3 weeks. 
C) 3 months. 
D) 3 years. 
A) 3 days. 
B) 3 weeks. 
C) 3 months. 
D) 3 years.

Question 17

Of the following commonly eaten foods,which makes the greatest contribution to riboflavin intake?

Accepted Answer

A) Milk 
B) Potatoes 
C) Orange juice 
D) Peanut butter 
A) Milk 
B) Potatoes 
C) Orange juice 
D) Peanut butter

Question 18

Beriberi results from a deficiency of

Accepted Answer

A) niacin. 
B) thiamin. 
C) vitamin C. 
D) vitamin B12. 
A) niacin. 
B) thiamin. 
C) vitamin C. 
D) vitamin B12.

Question 19

Which of the following is a feature of vitamin B12 bioavailability?

Accepted Answer

A) Synthetic B12 in supplement form is highly utilizable 
B) Fermented soy products are optimal sources of the vitamin 
C) Yeast consumed by vegans is a good source of the vitamin 
D) Sea algae such as spirulina contain vitamin B12 that is about 50% available 
A) Synthetic B12 in supplement form is highly utilizable 
B) Fermented soy products are optimal sources of the vitamin 
C) Yeast consumed by vegans is a good source of the vitamin 
D) Sea algae such as spirulina contain vitamin B12 that is about 50% available

Question 20

Approximately what percentage of naturally occurring dietary folate is bioavailable?

Accepted Answer

A) 10 
B) 25 
C) 50 
D) 80 
A) 10 
B) 25 
C) 50 
D) 80

What vitamin is involved mainly with the replacement of red blood cells and digestive tract cells?

Which of the following is the coenzyme form of thiamin?

Because of adverse interactions with other vitamins,a safe daily folate intake is up to

On a per-kcalorie basis,which of the following foods is richest in vitamin B₆?

Approximately what percentage of the U.S.population takes a dietary supplement regularly?

Research has shown that the risk for neural tube defects is lowered by taking supplements of

Riboflavin is most easily destroyed when exposed to

What is the AI for pantothenic acid for adults?

The protein that requires ascorbic acid for its formation is

Which of the following is representative of folate availability in foods?

What term identifies the characteristic tingling sensations and reddening of the skin after ingesting a pharmacologic dose of nicotinic acid?

Why might vitamin C supplements be beneficial in treating the common cold?

Which of the following is a feature of niacin nutrition?

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

Which of the following is known to significantly affect the body's folate status?

Normally,the body's storage and re-utilization of vitamin B₁₂ prevents a primary or secondary deficiency from occurring until after about

Of the following commonly eaten foods,which makes the greatest contribution to riboflavin intake?

Beriberi results from a deficiency of

Which of the following is a feature of vitamin B₁₂ bioavailability?

Approximately what percentage of naturally occurring dietary folate is bioavailable?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 10: The Water-Soluble Vitamins: B Vitamins and Vitamin C

What vitamin is involved mainly with the replacement of red blood cells and digestive tract cells?

Which of the following is the coenzyme form of thiamin?

Because of adverse interactions with other vitamins,a safe daily folate intake is up to

On a per-kcalorie basis,which of the following foods is richest in vitamin B6?

Approximately what percentage of the U.S.population takes a dietary supplement regularly?

Research has shown that the risk for neural tube defects is lowered by taking supplements of

Riboflavin is most easily destroyed when exposed to

What is the AI for pantothenic acid for adults?

The protein that requires ascorbic acid for its formation is

Which of the following is representative of folate availability in foods?

What term identifies the characteristic tingling sensations and reddening of the skin after ingesting a pharmacologic dose of nicotinic acid?

Why might vitamin C supplements be beneficial in treating the common cold?

Which of the following is a feature of niacin nutrition?

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

Which of the following is known to significantly affect the body's folate status?

Normally,the body's storage and re-utilization of vitamin B12 prevents a primary or secondary deficiency from occurring until after about

Of the following commonly eaten foods,which makes the greatest contribution to riboflavin intake?

Beriberi results from a deficiency of

Which of the following is a feature of vitamin B12 bioavailability?

Approximately what percentage of naturally occurring dietary folate is bioavailable?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

On a per-kcalorie basis,which of the following foods is richest in vitamin B₆?

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

Normally,the body's storage and re-utilization of vitamin B₁₂ prevents a primary or secondary deficiency from occurring until after about

Which of the following is a feature of vitamin B₁₂ bioavailability?