Question 1

Sam 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 D

Question 2

Vitamin C

Accepted Answer

A) dissolves in the fatty portions of foods. 
B) is needed to form strong collagen. 
C) acts as a coenzyme in certain reactions that release energy from glucose. 
D) can cure night blindness. 
A) dissolves in the fatty portions of foods. 
B) is needed to form strong collagen. 
C) acts as a coenzyme in certain reactions that release energy from glucose. 
D) can cure night blindness. B

Question 3

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

Question 4

Which of the following foods is a good source of thiamin?

Accepted Answer

A) Cheddar cheese 
B) Enriched bread 
C) Corn oil 
D) Milk 
A) Cheddar cheese 
B) Enriched bread 
C) Corn oil 
D) Milk

Question 5

The liver needs vitamin K to

Accepted Answer

A) store glycogen. 
B) process calcium. 
C) synthesize prothrombin. 
D) metabolize alcohol. 
A) store glycogen. 
B) process calcium. 
C) synthesize prothrombin. 
D) metabolize alcohol.

Question 6

The body can store large amounts of

Accepted Answer

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

Question 7

Which of the following statements is true about vitamins?

Accepted Answer

A) Excesses can be converted to glucose for energy. 
B) They are usually in foods that Americans commonly eat. 
C) Compared to protein,the body requires vitamins in larger quantities. 
D) Chemically,they are the same as minerals. 
A) Excesses can be converted to glucose for energy. 
B) They are usually in foods that Americans commonly eat. 
C) Compared to protein,the body requires vitamins in larger quantities. 
D) Chemically,they are the same as minerals.

Question 8

Edna is 70 years of age.She is very healthy,and the only medication she takes is a prescription drug that reduces her stomach's acid production.Her diet includes a variety of foods from all food groups.Based on this information,Edna is at risk of developing

Accepted Answer

A) beriberi. 
B) pernicious anemia. 
C) cystic fibrosis. 
D) neural tube defects. 
A) beriberi. 
B) pernicious anemia. 
C) cystic fibrosis. 
D) neural tube defects.

Question 9

Which of the following substances is a provitamin or a precursor for a vitamin?

Accepted Answer

A) beta-carotene 
B) lecithin 
C) alpha-tocopherol 
D) acetyl-CoA 
A) beta-carotene 
B) lecithin 
C) alpha-tocopherol 
D) acetyl-CoA

Question 10

Pregnant women who have a history of inadequate _____ intakes are at risk of having babies with neural tube defects.

Accepted Answer

A) vitamin A 
B) folate 
C) iron 
D) selenium 
A) vitamin A 
B) folate 
C) iron 
D) selenium

Question 11

Ronald has an inherited metabolic defect in which his cells have difficulty processing homocysteine to methionine.His physician may recommend vitamin _____ supplements to help Ronald's body metabolize homocysteine.

Accepted Answer

A) C 
B) D 
C) B-6 
D) A 
A) C 
B) D 
C) B-6 
D) A

Question 12

Which of the following practices is associated with an increased risk of cancer?

Accepted Answer

A) Eating foods that contain high amounts of folate and vitamin C 
B) Drinking alcoholic beverages 
C) Being physically active 
D) Consuming high-fiber diets 
A) Eating foods that contain high amounts of folate and vitamin C 
B) Drinking alcoholic beverages 
C) Being physically active 
D) Consuming high-fiber diets

Question 13

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

Accepted Answer

A) Vitamin D 
B) Riboflavin 
C) Vitamin B-6 
D) Pantothenic acid 
A) Vitamin D 
B) Riboflavin 
C) Vitamin B-6 
D) Pantothenic acid

Question 14

Which of the following foods is a good source of vitamin K?

Accepted Answer

A) Ground beef 
B) Soybean oil 
C) Citrus fruit 
D) Enriched breads 
A) Ground beef 
B) Soybean oil 
C) Citrus fruit 
D) Enriched breads

Question 15

On sunny days,Juan spends at least 20 minutes exercising outdoors,because he knows sunlight helps his body make

Accepted Answer

A) glucose. 
B) choline. 
C) vitamin 
D) copper. 
A) glucose. 
B) choline. 
C) vitamin 
D) copper.

Question 16

In the body,vitamin A helps

Accepted Answer

A) the small intestine absorb calcium and phosphorus. 
B) maintain epithelial cells. 
C) insulin enter cells. 
D) reduce collagen synthesis. 
A) the small intestine absorb calcium and phosphorus. 
B) maintain epithelial cells. 
C) insulin enter cells. 
D) reduce collagen synthesis.

Question 17

Which of the following foods is not a good source of vitamin E?

Accepted Answer

A) Ground beef 
B) Safflower oil 
C) Sunflower seeds 
D) Whole grains 
A) Ground beef 
B) Safflower oil 
C) Sunflower seeds 
D) Whole grains

Question 18

A medical researcher has isolated a chemical from cigarette smoke.When the scientist mixes a small amount of the substance with living human cells,the chemical damages unsaturated fatty acids in the cells' plasma membranes.He is able to prevent this damage by adding vitamin E to the mixture of the chemical and cells.Based on this information,the scientist has

Accepted Answer

A) conducted an in-vitro experiment under poorly controlled conditions. 
B) identified vitamin E as a prooxidant. 
C) determined that the chemical in cigarette smoke is an oxidant. 
D) discovered a vitamin-based cure for lung cancer. 
A) conducted an in-vitro experiment under poorly controlled conditions. 
B) identified vitamin E as a prooxidant. 
C) determined that the chemical in cigarette smoke is an oxidant. 
D) discovered a vitamin-based cure for lung cancer.

Question 19

Which of the following statements is true?

Accepted Answer

A) Vitamins are classified as being soluble in either alcohol or fat. 
B) Biotin is a vitamin-like substance for humans. 
C) People can survive for years by consuming formulas that contain all known vitamins. 
D) Scientists are conducting research on plants to discover more vitamins that are essential for human beings. 
A) Vitamins are classified as being soluble in either alcohol or fat. 
B) Biotin is a vitamin-like substance for humans. 
C) People can survive for years by consuming formulas that contain all known vitamins. 
D) Scientists are conducting research on plants to discover more vitamins that are essential for human beings.

Question 20

Geoff wants to lower his risk of cancer.According to scientific studies,consuming ____ may decrease his risk of this chronic disease.

Accepted Answer

A) beer 
B) charcoal-grilled meat 
C) stick margarine 
D) broccoli 
A) beer 
B) charcoal-grilled meat 
C) stick margarine 
D) broccoli

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

Vitamin C

Which of the following foods is a good source of thiamin?

The liver needs vitamin K to

The body can store large amounts of

Which of the following statements is true about vitamins?

Edna is 70 years of age.She is very healthy,and the only medication she takes is a prescription drug that reduces her stomach's acid production.Her diet includes a variety of foods from all food groups.Based on this information,Edna is at risk of developing

Which of the following substances is a provitamin or a precursor for a vitamin?

Pregnant women who have a history of inadequate _____ intakes are at risk of having babies with neural tube defects.

Ronald has an inherited metabolic defect in which his cells have difficulty processing homocysteine to methionine.His physician may recommend vitamin _____ supplements to help Ronald's body metabolize homocysteine.

Which of the following practices is associated with an increased risk of cancer?

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

Which of the following foods is a good source of vitamin K?

On sunny days,Juan spends at least 20 minutes exercising outdoors,because he knows sunlight helps his body make

In the body,vitamin A helps

Which of the following foods is not a good source of vitamin E?

Which of the following statements is true?

Geoff wants to lower his risk of cancer.According to scientific studies,consuming ____ may decrease his risk of this chronic disease.

The Basics of Nutrition

Evaluating Nutrition Information

Planning Nutritious Diets

Body Basics

Carbohydrates

Fats and Other Lipids

Proteins

Water and Minerals

Energy Balance and Weight Control

Nutrition for Physically-Active Lifestyles

Food Safety Concerns

Nutrition for a Lifetime

Filters

Exam 8: Vitamins

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

Vitamin C

Which of the following foods is a good source of thiamin?

The liver needs vitamin K to

The body can store large amounts of

Which of the following statements is true about vitamins?

Edna is 70 years of age.She is very healthy,and the only medication she takes is a prescription drug that reduces her stomach's acid production.Her diet includes a variety of foods from all food groups.Based on this information,Edna is at risk of developing

Which of the following substances is a provitamin or a precursor for a vitamin?

Pregnant women who have a history of inadequate _____ intakes are at risk of having babies with neural tube defects.

Ronald has an inherited metabolic defect in which his cells have difficulty processing homocysteine to methionine.His physician may recommend vitamin _____ supplements to help Ronald's body metabolize homocysteine.

Which of the following practices is associated with an increased risk of cancer?

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

Which of the following foods is a good source of vitamin K?

On sunny days,Juan spends at least 20 minutes exercising outdoors,because he knows sunlight helps his body make

In the body,vitamin A helps

Which of the following foods is not a good source of vitamin E?

Which of the following statements is true?

Geoff wants to lower his risk of cancer.According to scientific studies,consuming ____ may decrease his risk of this chronic disease.

The Basics of Nutrition

Evaluating Nutrition Information

Planning Nutritious Diets

Body Basics

Carbohydrates

Fats and Other Lipids

Proteins

Water and Minerals

Energy Balance and Weight Control

Nutrition for Physically-Active Lifestyles

Food Safety Concerns

Nutrition for a Lifetime

Filters