Question 1

Which of the following is NOT a key role of vitamin C?

Accepted Answer

A) Serving as a coenzyme in energy metabolism 
B) Collagen synthesis 
C) Antioxidant activity 
D) Enhancing immune function 
A) Serving as a coenzyme in energy metabolism 
B) Collagen synthesis 
C) Antioxidant activity 
D) Enhancing immune function

Question 2

Libby wants to have a birthday party for her 5-year-old daughter and several of the child's friends.She plans to serve cake,ice cream,and milk to the children in the backyard on a warm sunny afternoon.To conserve vitamins in the milk,Libby should ________.

Accepted Answer

A) add a teaspoon of baking soda and chocolate syrup to it 
B) serve the milk in a clear glass container 
C) heat the milk to the boiling point,and let it cool before serving it 
D) store the milk in the refrigerator until serving time 
A) add a teaspoon of baking soda and chocolate syrup to it 
B) serve the milk in a clear glass container 
C) heat the milk to the boiling point,and let it cool before serving it 
D) store the milk in the refrigerator until serving time

Question 3

Which of the following portions of food provides the most folate?

Accepted Answer

A) 1 whole papaya 
B) 1 cup of raw spinach 
C) 1/2 cup of enriched white rice 
D) 1 cup of orange juice 
A) 1 whole papaya 
B) 1 cup of raw spinach 
C) 1/2 cup of enriched white rice 
D) 1 cup of orange juice

Question 4

________ is added to refined grain products as part of the enrichment process.

Accepted Answer

A) Vitamin B-6 
B) Thiamin 
C) Vitamin D 
D) Choline 
A) Vitamin B-6 
B) Thiamin 
C) Vitamin D 
D) Choline

Question 5

As a smoker,Chantalle's need for vitamin C is ________ that of a non-smoker.

Accepted Answer

A) greater than 
B) less than 
C) the same as 
A) greater than 
B) less than 
C) the same as

Question 6

As a result of a ________ deficiency,Christopher's cells have difficulty converting homocysteine to cysteine.

Accepted Answer

A) vitamin B-6 
B) thiamin 
C) folate 
D) vitamin B-12 
A) vitamin B-6 
B) thiamin 
C) folate 
D) vitamin B-12

Question 7

A medical researcher is investigating the chemical and physical properties of a substance that she isolated from the surface of charcoal-grilled meat.When the scientist mixes a small amount of the substance with living human cells,the chemical causes the rapid breakdown of the cells' plasma membranes.She is able to prevent this reaction by adding vitamin C to the mixture of the substance chemical and cells.Based on this information,the scientist has ________.

Accepted Answer

A) discovered that vitamin C has pro-oxidant activity in vivo experiments 
B) isolated a potential treatment for cancer in charcoal-grilled meat 
C) determined that the chemical isolated from charcoal-grilled meat is an oxidant 
D) conducted an in vitro experiment under poorly controlled conditions 
A) discovered that vitamin C has pro-oxidant activity in vivo experiments 
B) isolated a potential treatment for cancer in charcoal-grilled meat 
C) determined that the chemical isolated from charcoal-grilled meat is an oxidant 
D) conducted an in vitro experiment under poorly controlled conditions

Question 8

The human body can absorb some ________ that is synthesized by intestinal bacteria.

Accepted Answer

A) vitamin C 
B) riboflavin 
C) biotin 
D) beta-carotene 
A) vitamin C 
B) riboflavin 
C) biotin 
D) beta-carotene

Question 9

Dorothy is a 65-year-old woman with pernicious anemia.What treatment would her doctor recommend?

Accepted Answer

A) Iron supplements 
B) Vitamin B-12 injections 
C) Vitamin C supplements 
D) A vegan diet 
A) Iron supplements 
B) Vitamin B-12 injections 
C) Vitamin C supplements 
D) A vegan diet

Question 10

Having excess body fat increases the risk of ________.

Accepted Answer

A) pellagra 
B) cystic fibrosis 
C) scurvy 
D) breast cancer 
A) pellagra 
B) cystic fibrosis 
C) scurvy 
D) breast cancer

Question 11

Which of the following populations is at the greatest risk for a vitamin B-12 deficiency?

Accepted Answer

A) Vegans 
B) Pregnant women 
C) Adolescents 
D) Young adults with type 1 diabetes 
A) Vegans 
B) Pregnant women 
C) Adolescents 
D) Young adults with type 1 diabetes

Question 12

Which of the following is not a vitamin-like compound?

Accepted Answer

A) Pantothenic acid 
B) Choline 
C) Lipoic acid 
D) Inositol 
A) Pantothenic acid 
B) Choline 
C) Lipoic acid 
D) Inositol

Question 13

Which of the following is an example of a potential carcinogen?

Accepted Answer

A) Omega-3 fatty acids 
B) Whole wheat bread 
C) Whole milk 
D) Alcohol 
A) Omega-3 fatty acids 
B) Whole wheat bread 
C) Whole milk 
D) Alcohol

Question 14

Which of the following food groups includes foods that are rich sources of riboflavin?

Accepted Answer

A) Fruits 
B) Vegetables 
C) Dairy 
D) Oils 
A) Fruits 
B) Vegetables 
C) Dairy 
D) Oils

Question 15

Compared to other water-soluble vitamins,the body can store large amounts of ________.

Accepted Answer

A) vitamin C 
B) riboflavin 
C) thiamin 
D) vitamin B-12 
A) vitamin C 
B) riboflavin 
C) thiamin 
D) vitamin B-12

Question 16

Erika takes megadoses of vitamin B-6 because she thinks it benefits her health.After learning about this vitamin in your nutrition class,which of the following statements about vitamin B-6 would be the most accurate information to tell her?

Accepted Answer

A) Vitamin B-6 is the least toxic of the B vitamins. 
B) Megadoses of vitamin B-6 can result in calcification of soft tissues. 
C) Ingesting large doses of vitamin B-6 can cause nerve damage. 
D) Women who take megadoses of vitamin B-6 are healthier than those who do not take such high doses of vitamin. 
A) Vitamin B-6 is the least toxic of the B vitamins. 
B) Megadoses of vitamin B-6 can result in calcification of soft tissues. 
C) Ingesting large doses of vitamin B-6 can cause nerve damage. 
D) Women who take megadoses of vitamin B-6 are healthier than those who do not take such high doses of vitamin.

Question 17

Felipe wants to lower his risk of cancer.According to scientific studies,consuming ________ may increase his risk of this chronic disease.

Accepted Answer

A) brussels sprouts 
B) onions 
C) citrus fruit 
D) processed meats 
A) brussels sprouts 
B) onions 
C) citrus fruit 
D) processed meats

Question 18

The body can make choline,which is classified as a vitamin-like substance.

Accepted Answer

A) True 
 B)False

Question 19

A(n)________ is a substance that protects vulnerable molecules from free radicals.

Accepted Answer

A) enzyme 
B) oncogene 
C) antioxidant 
D) cation 
A) enzyme 
B) oncogene 
C) antioxidant 
D) cation

Question 20

Humans need vitamin B-6 for ________.

Accepted Answer

A) magnesium absorption 
B) vitamin C synthesis 
C) carbohydrate excretion 
D) amino acid metabolism 
A) magnesium absorption 
B) vitamin C synthesis 
C) carbohydrate excretion 
D) amino acid metabolism

Which of the following is NOT a key role of vitamin C?

Libby wants to have a birthday party for her 5-year-old daughter and several of the child's friends.She plans to serve cake,ice cream,and milk to the children in the backyard on a warm sunny afternoon.To conserve vitamins in the milk,Libby should ________.

Which of the following portions of food provides the most folate?

________ is added to refined grain products as part of the enrichment process.

As a smoker,Chantalle's need for vitamin C is ________ that of a non-smoker.

As a result of a ________ deficiency,Christopher's cells have difficulty converting homocysteine to cysteine.

The human body can absorb some ________ that is synthesized by intestinal bacteria.

Dorothy is a 65-year-old woman with pernicious anemia.What treatment would her doctor recommend?

Having excess body fat increases the risk of ________.

Which of the following populations is at the greatest risk for a vitamin B-12 deficiency?

Which of the following is not a vitamin-like compound?

Which of the following is an example of a potential carcinogen?

Which of the following food groups includes foods that are rich sources of riboflavin?

Compared to other water-soluble vitamins,the body can store large amounts of ________.

Erika takes megadoses of vitamin B-6 because she thinks it benefits her health.After learning about this vitamin in your nutrition class,which of the following statements about vitamin B-6 would be the most accurate information to tell her?

Felipe wants to lower his risk of cancer.According to scientific studies,consuming ________ may increase his risk of this chronic disease.

The body can make choline,which is classified as a vitamin-like substance.

A(n)________ is a substance that protects vulnerable molecules from free radicals.

Humans need vitamin B-6 for ________.

Introduction to Nutrition

Evaluating Nutrition Information

Basis of a Healthy Diet

Human Digestion, absorption, and Transport

Carbohydrates: Sugars, starches, and Fiber

Lipids: Triglycerides, phospholipids, and Sterols

Proteins: Amino Acids

Metabolism

Vitamin Overview and Fat-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Obesity, energy Balance, and Weight Management

Eating Disorders and Disordered Eating

Nutrition for Fitness and Sport

Pregnancy and Lactation

Infants, children, and Adolescents

Nutrition for Older Adults

Food and Water Safety

Global Nutrition

Filters

Exam 10: Water-Soluble Vitamins

Which of the following is NOT a key role of vitamin C?

Libby wants to have a birthday party for her 5-year-old daughter and several of the child's friends.She plans to serve cake,ice cream,and milk to the children in the backyard on a warm sunny afternoon.To conserve vitamins in the milk,Libby should ________.

Which of the following portions of food provides the most folate?

________ is added to refined grain products as part of the enrichment process.

As a smoker,Chantalle's need for vitamin C is ________ that of a non-smoker.

As a result of a ________ deficiency,Christopher's cells have difficulty converting homocysteine to cysteine.

The human body can absorb some ________ that is synthesized by intestinal bacteria.

Dorothy is a 65-year-old woman with pernicious anemia.What treatment would her doctor recommend?

Having excess body fat increases the risk of ________.

Which of the following populations is at the greatest risk for a vitamin B-12 deficiency?

Which of the following is not a vitamin-like compound?

Which of the following is an example of a potential carcinogen?

Which of the following food groups includes foods that are rich sources of riboflavin?

Compared to other water-soluble vitamins,the body can store large amounts of ________.

Erika takes megadoses of vitamin B-6 because she thinks it benefits her health.After learning about this vitamin in your nutrition class,which of the following statements about vitamin B-6 would be the most accurate information to tell her?

Felipe wants to lower his risk of cancer.According to scientific studies,consuming ________ may increase his risk of this chronic disease.

The body can make choline,which is classified as a vitamin-like substance.

A(n)________ is a substance that protects vulnerable molecules from free radicals.

Humans need vitamin B-6 for ________.

Introduction to Nutrition

Evaluating Nutrition Information

Basis of a Healthy Diet

Human Digestion, absorption, and Transport

Carbohydrates: Sugars, starches, and Fiber

Lipids: Triglycerides, phospholipids, and Sterols

Proteins: Amino Acids

Metabolism

Vitamin Overview and Fat-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Obesity, energy Balance, and Weight Management

Eating Disorders and Disordered Eating

Nutrition for Fitness and Sport

Pregnancy and Lactation

Infants, children, and Adolescents

Nutrition for Older Adults

Food and Water Safety

Global Nutrition

Filters