Question 1

Immediately after absorption from the small intestine, fat-soluble vitamins appear in the lymph as part of

Accepted Answer

A)  chylomicrons. 
B)  HDLs. 
C)  phospholipids. 
D)  VLDLs. 
A)  chylomicrons. 
B)  HDLs. 
C)  phospholipids. 
D)  VLDLs.

Question 2

Acquiring sufficient vitamin B-12 from the diet may be a problem for vegans because

Accepted Answer

A)  protein deficiency limits synthesis of intrinsic factor. 
B)  it is only found in animal products. 
C)  they lack the R-protein in the stomach. 
D)  phytic acid in vegetable proteins may inhibit its absorption. 
A)  protein deficiency limits synthesis of intrinsic factor. 
B)  it is only found in animal products. 
C)  they lack the R-protein in the stomach. 
D)  phytic acid in vegetable proteins may inhibit its absorption.

Question 3

Niacin is necessary to prevent the disease

Accepted Answer

A)  pernicious anemia. 
B)  beriberi. 
C)  scurvy. 
D)  pellagra. 
A)  pernicious anemia. 
B)  beriberi. 
C)  scurvy. 
D)  pellagra.

Question 4

A nutrient that has been deemed essential but has not been classified as a vitamin is

Accepted Answer

A)  alpha-tocopherol. 
B)  beta-carotene. 
C)  choline. 
D)  pyridoxine. 
A)  alpha-tocopherol. 
B)  beta-carotene. 
C)  choline. 
D)  pyridoxine.

Question 5

Vitamin C is a ______-soluble vitamin.

Accepted Answer

A)  fat 
B)  water
Content for... #44
Learning Outcome: 08.14 Describe the functions of vitamin C as well as its dietary requirements, sources, and deficiency and toxicity signs and symptoms. 
A)  fat 
B)  water
Content for... #44
Learning Outcome: 08.14 Describe the functions of vitamin C as well as its dietary requirements, sources, and deficiency and toxicity signs and symptoms.

Question 6

In order to adequately absorb vitamin B-12, we need all of the following EXCEPT

Accepted Answer

A)  intrinsic factor. 
B)  an acid environment in the stomach. 
C)  B-12 to be bound to food protein. 
D)  a healthy ileum. 
A)  intrinsic factor. 
B)  an acid environment in the stomach. 
C)  B-12 to be bound to food protein. 
D)  a healthy ileum.

Question 7

Antioxidants

Accepted Answer

A)  promote the formation of free radicals. 
B)  donate electrons to free radicals. 
C)  are reduced in chemical reactions. 
D)  damage cell membranes. 
A)  promote the formation of free radicals. 
B)  donate electrons to free radicals. 
C)  are reduced in chemical reactions. 
D)  damage cell membranes.

Question 8

All of the following people are at risk for vitamin E deficiency except

Accepted Answer

A)  those who follow a vegetarian diet. 
B)  those who smoke cigarettes. 
C)  premature infants. 
D)  people with fat malabsorption. 
A)  those who follow a vegetarian diet. 
B)  those who smoke cigarettes. 
C)  premature infants. 
D)  people with fat malabsorption.

Question 9

______ 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)  Biotin 
A)  Folate 
B)  Vitamin B-6 
C)  Pantothenic acid 
D)  Biotin

Question 10

Consumption of vitamin C

Accepted Answer

A)  enhances absorption of iron. 
B)  limits absorption of iron. 
C)  does not affect absorption of iron. 
A)  enhances absorption of iron. 
B)  limits absorption of iron. 
C)  does not affect absorption of iron.

Question 11

Which of the following is not a role of choline in human health?

Accepted Answer

A)  Structure of cell membranes 
B)  Synthesis of hemoglobin 
C)  Transport of lipids 
D)  Synthesis of neurotransmitters 
A)  Structure of cell membranes 
B)  Synthesis of hemoglobin 
C)  Transport of lipids 
D)  Synthesis of neurotransmitters

Question 12

An important role of vitamin K is the synthesis of

Accepted Answer

A)  alpha-tocopherol. 
B)  rhodopsin. 
C)  retinol. 
D)  prothrombin. 
A)  alpha-tocopherol. 
B)  rhodopsin. 
C)  retinol. 
D)  prothrombin.

Question 13

Which of the B vitamins contains cobalt?

Accepted Answer

A)  Niacin 
B)  Thiamin 
C)  Vitamin B-6 
D)  Vitamin B-12 
A)  Niacin 
B)  Thiamin 
C)  Vitamin B-6 
D)  Vitamin B-12

Question 14

Biotin absorption is inhibited by

Accepted Answer

A)  phytate. 
B)  oxalate. 
C)  avidin. 
D)  copper. 
A)  phytate. 
B)  oxalate. 
C)  avidin. 
D)  copper.

Question 15

The abnormal red blood cells seen in pernicious anemia are due to

Accepted Answer

A)  inadequate folate intake. 
B)  inadequate folate absorption. 
C)  inadequate B-12 intake. 
D)  inadequate B-12 absorption. 
A)  inadequate folate intake. 
B)  inadequate folate absorption. 
C)  inadequate B-12 intake. 
D)  inadequate B-12 absorption.

Question 16

Which of the following snacks provides the most vitamin C?

Accepted Answer

A)  Vanilla ice cream topped with sliced strawberries 
B)  Whole wheat crackers with peanut butter 
C)  Baked apples with cinnamon and brown sugar 
D)  Grilled cheese sandwich 
A)  Vanilla ice cream topped with sliced strawberries 
B)  Whole wheat crackers with peanut butter 
C)  Baked apples with cinnamon and brown sugar 
D)  Grilled cheese sandwich

Question 17

Which of the following does NOT describe fat-soluble vitamins?

Accepted Answer

A)  They are stored in the body. 
B)  Excesses are excreted in the urine. 
C)  They are transported via special carriers in the bloodstream. 
D)  They tend to exist in several biologically active forms. 
A)  They are stored in the body. 
B)  Excesses are excreted in the urine. 
C)  They are transported via special carriers in the bloodstream. 
D)  They tend to exist in several biologically active forms.

Question 18

Choline is a precursor for several

Accepted Answer

A)  lipoproteins. 
B)  phospholipids. 
C)  fatty acids. 
D)  sterols. 
A)  lipoproteins. 
B)  phospholipids. 
C)  fatty acids. 
D)  sterols.

Question 19

Vitamin E functions as a(n)

Accepted Answer

A)  coenzyme. 
B)  antioxidant. 
C)  hormone. 
D)  enzyme. 
A)  coenzyme. 
B)  antioxidant. 
C)  hormone. 
D)  enzyme.

Question 20

The B vitamins

Accepted Answer

A)  facilitate chemical reactions that yield energy from the macronutrients. 
B)  provide strength and stability to bones. 
C)  protect the cells from damage by free radicals. 
D)  can be broken down to yield about 4 kcal per gram. 
A)  facilitate chemical reactions that yield energy from the macronutrients. 
B)  provide strength and stability to bones. 
C)  protect the cells from damage by free radicals. 
D)  can be broken down to yield about 4 kcal per gram.

Immediately after absorption from the small intestine, fat-soluble vitamins appear in the lymph as part of

Acquiring sufficient vitamin B-12 from the diet may be a problem for vegans because

Niacin is necessary to prevent the disease

A nutrient that has been deemed essential but has not been classified as a vitamin is

Vitamin C is a ______-soluble vitamin.

In order to adequately absorb vitamin B-12, we need all of the following EXCEPT

Antioxidants

All of the following people are at risk for vitamin E deficiency except

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

Consumption of vitamin C

Which of the following is not a role of choline in human health?

An important role of vitamin K is the synthesis of

Which of the B vitamins contains cobalt?

Biotin absorption is inhibited by

The abnormal red blood cells seen in pernicious anemia are due to

Which of the following snacks provides the most vitamin C?

Which of the following does NOT describe fat-soluble vitamins?

Choline is a precursor for several

Vitamin E functions as a(n)

The B vitamins

Nutrition, Food Choices, and Health

Guidelines for Designing a Healthy Diet

The Human Body: a Nutrition Perspective

Carbohydrates

Lipids

Proteins

Energy Balance and Weight Control

Water and Minerals

Nutrition: Fitness and Sports

Eating Disorders

Undernutrition Throughout the World

Safety of Our Food Supply

Nutrition During Pregnancy and Breastfeeding

Nutrition From Infancy Through Adolescence

Nutrition During Adulthood

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Exam 8: Vitamins

Immediately after absorption from the small intestine, fat-soluble vitamins appear in the lymph as part of

Acquiring sufficient vitamin B-12 from the diet may be a problem for vegans because

Niacin is necessary to prevent the disease

A nutrient that has been deemed essential but has not been classified as a vitamin is

Vitamin C is a ______-soluble vitamin.

In order to adequately absorb vitamin B-12, we need all of the following EXCEPT

Antioxidants

All of the following people are at risk for vitamin E deficiency except

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

Consumption of vitamin C

Which of the following is not a role of choline in human health?

An important role of vitamin K is the synthesis of

Which of the B vitamins contains cobalt?

Biotin absorption is inhibited by

The abnormal red blood cells seen in pernicious anemia are due to

Which of the following snacks provides the most vitamin C?

Which of the following does NOT describe fat-soluble vitamins?

Choline is a precursor for several

Vitamin E functions as a(n)

The B vitamins

Nutrition, Food Choices, and Health

Guidelines for Designing a Healthy Diet

The Human Body: a Nutrition Perspective

Carbohydrates

Lipids

Proteins

Energy Balance and Weight Control

Water and Minerals

Nutrition: Fitness and Sports

Eating Disorders

Undernutrition Throughout the World

Safety of Our Food Supply

Nutrition During Pregnancy and Breastfeeding

Nutrition From Infancy Through Adolescence

Nutrition During Adulthood

Filters