Question 1

Deficiency symptoms of pinpoint hemorrhages under the skin,bleeding gums,and joint pain are related to the role of vitamin C in

Accepted Answer

A) carnitine synthesis. 
B) collagen synthesis. 
C) antioxidant reactions. 
D) neurotransmitter synthesis. 
A) carnitine synthesis. 
B) collagen synthesis. 
C) antioxidant reactions. 
D) neurotransmitter synthesis. B

Question 2

Free radical damage has been implicated in increasing the risk of

Accepted Answer

A) sinus infections. 
B) HIV. 
C) heart disease. 
D) sickle cell disease. 
A) sinus infections. 
B) HIV. 
C) heart disease. 
D) sickle cell disease. C

Question 3

The ______ is an organ of the immune system that removes dead and damaged cells from the bloodstream.

Accepted Answer

A) spleen. 
B) thymus. 
C) kidney. 
D) liver. 
A) spleen. 
B) thymus. 
C) kidney. 
D) liver. A

Question 4

The process by which some types of white blood cells are able to engulf and destroy foreign particles is

Accepted Answer

A) erythropoiesis. 
B) antibody-mediated immunity. 
C) homeostasis. 
D) phagocytosis. 
A) erythropoiesis. 
B) antibody-mediated immunity. 
C) homeostasis. 
D) phagocytosis.

Question 5

To bolster immune function,evidence supports

Accepted Answer

A) consuming 5 to 9 servings of a variety of fruits and vegetables per day. 
B) consuming a variety of nuts and seeds. 
C) megadoses of vitamin C 
D) All of these are correct. 
A) consuming 5 to 9 servings of a variety of fruits and vegetables per day. 
B) consuming a variety of nuts and seeds. 
C) megadoses of vitamin C 
D) All of these are correct.

Question 6

Retinol activity equivalents (RAE)take into account the activity of provitamin A carotenoids and ______ found in foods.

Accepted Answer

A) preformed vitamin A 
B) cysteine 
C) lutein and zeaxanthin 
D) None of these are correct. 
A) preformed vitamin A 
B) cysteine 
C) lutein and zeaxanthin 
D) None of these are correct.

Question 7

Phagocytosis is one form of

Accepted Answer

A) cell-mediated immunity. 
B) gut-associated lymphoid tissue. 
C) antimicrobial enzyme. 
D) antibody-mediated immunity. 
A) cell-mediated immunity. 
B) gut-associated lymphoid tissue. 
C) antimicrobial enzyme. 
D) antibody-mediated immunity.

Question 8

Research evidence shows that vitamin C supplements

Accepted Answer

A) reduce the duration of the common cold. 
B) worsen the severity of symptoms of the common cold. 
C) suppress the immune response to the common cold. 
D) prevent the common cold. 
A) reduce the duration of the common cold. 
B) worsen the severity of symptoms of the common cold. 
C) suppress the immune response to the common cold. 
D) prevent the common cold.

Question 9

Antioxidant nutrients support immune function because

Accepted Answer

A) white blood cells are rapidly turned over. 
B) vitamin C,vitamin E,and selenium are toxic to pathogens. 
C) immune cells transport oxygen. 
D) they protect white blood cells from being damaged by oxidative reactions that destroy pathogens. 
A) white blood cells are rapidly turned over. 
B) vitamin C,vitamin E,and selenium are toxic to pathogens. 
C) immune cells transport oxygen. 
D) they protect white blood cells from being damaged by oxidative reactions that destroy pathogens.

Question 10

Food processing

Accepted Answer

A) enhances vitamin E absorption from foods. 
B) increases vitamin E content of foods. 
C) decreases vitamin E content of foods. 
D) has no effect on vitamin E in foods because it is a stable compound. 
A) enhances vitamin E absorption from foods. 
B) increases vitamin E content of foods. 
C) decreases vitamin E content of foods. 
D) has no effect on vitamin E in foods because it is a stable compound.

Question 11

Scurvy can be prevented with adequate intakes of

Accepted Answer

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

Question 12

The main form of vitamin E in the body is

Accepted Answer

A) alpha-tocopherol. 
B) gamma-tocopherol. 
C) beta-tocopherol. 
D) delta-tocopherol. 
A) alpha-tocopherol. 
B) gamma-tocopherol. 
C) beta-tocopherol. 
D) delta-tocopherol.

Question 13

In green vegetables,such as broccoli,the orange pigments of provitamin A carotenoids are masked by

Accepted Answer

A) lycopene. 
B) chlorophyll. 
C) lutein. 
D) anthocyanin. 
A) lycopene. 
B) chlorophyll. 
C) lutein. 
D) anthocyanin.

Question 14

Selenium does not play a role in

Accepted Answer

A) immune function. 
B) thyroid function. 
C) regulation of fluid status. 
D) glutathione peroxidase activity. 
A) immune function. 
B) thyroid function. 
C) regulation of fluid status. 
D) glutathione peroxidase activity.

Question 15

Vitamin E deficiency is least likely among

Accepted Answer

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

Question 16

Which of the following is the best source of preformed vitamin A?

Accepted Answer

A) Liver 
B) Broccoli 
C) Pork chop 
D) Chicken breast 
A) Liver 
B) Broccoli 
C) Pork chop 
D) Chicken breast

Question 17

Vitamin E is thought to be helpful in the prevention of heart disease because it

Accepted Answer

A) enhances vitamin K activity. 
B) prevents oxidation of LDL cholesterol. 
C) relaxes blood vessel walls. 
D) prevents sodium retention. 
A) enhances vitamin K activity. 
B) prevents oxidation of LDL cholesterol. 
C) relaxes blood vessel walls. 
D) prevents sodium retention.

Question 18

Carotenoid consumption may reduce the risk of

Accepted Answer

A) acne. 
B) cataracts. 
C) cirrhosis. 
D) eczema. 
A) acne. 
B) cataracts. 
C) cirrhosis. 
D) eczema.

Question 19

Which of the following accurately describes innate immunity?

Accepted Answer

A) Physical and chemical defenses that keep foreign substances out of the body 
B) Specific to the pathogen that is in the system 
C) Develops over time;effective after repeated exposures 
D) Second line of defense from infections after adaptive immunity 
A) Physical and chemical defenses that keep foreign substances out of the body 
B) Specific to the pathogen that is in the system 
C) Develops over time;effective after repeated exposures 
D) Second line of defense from infections after adaptive immunity

Question 20

Anya is undergoing treatment for cancer and suffers from nausea and mouth sores,which are hindering her food intake.Which of the following meals would you recommend?

Accepted Answer

A) Toast with jam,a soft-boiled egg,and milk 
B) Bacon,fried eggs,and orange juice 
C) Pancakes,a hard boiled egg,and apple juice 
D) Spaghetti with meat sauce,garlic bread,and a soft drink 
A) Toast with jam,a soft-boiled egg,and milk 
B) Bacon,fried eggs,and orange juice 
C) Pancakes,a hard boiled egg,and apple juice 
D) Spaghetti with meat sauce,garlic bread,and a soft drink

Deficiency symptoms of pinpoint hemorrhages under the skin,bleeding gums,and joint pain are related to the role of vitamin C in

Free radical damage has been implicated in increasing the risk of

The ______ is an organ of the immune system that removes dead and damaged cells from the bloodstream.

The process by which some types of white blood cells are able to engulf and destroy foreign particles is

To bolster immune function,evidence supports

Retinol activity equivalents (RAE)take into account the activity of provitamin A carotenoids and ______ found in foods.

Phagocytosis is one form of

Research evidence shows that vitamin C supplements

Antioxidant nutrients support immune function because

Food processing

Scurvy can be prevented with adequate intakes of

The main form of vitamin E in the body is

In green vegetables,such as broccoli,the orange pigments of provitamin A carotenoids are masked by

Selenium does not play a role in

Vitamin E deficiency is least likely among

Which of the following is the best source of preformed vitamin A?

Vitamin E is thought to be helpful in the prevention of heart disease because it

Carotenoid consumption may reduce the risk of

Which of the following accurately describes innate immunity?

Anya is undergoing treatment for cancer and suffers from nausea and mouth sores,which are hindering her food intake.Which of the following meals would you recommend?

Nutrition, food Choices, and Health

Designing a Healthy Dietary Pattern

The Human Body: A Nutrition Perspective

Carbohydrates

Lipids

Proteins

Energy Balance and Weight Control

Overview of Micronutrients and Phytochemicals

Fluid and Electrolyte Balance

Nutrients Involved in Bone Health

Micronutrient Function in Energy Metabolism

Nutrients That Support Blood and Brain Health

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 10: Nutrients Involved in Body Defenses

Deficiency symptoms of pinpoint hemorrhages under the skin,bleeding gums,and joint pain are related to the role of vitamin C in

Free radical damage has been implicated in increasing the risk of

The ______ is an organ of the immune system that removes dead and damaged cells from the bloodstream.

The process by which some types of white blood cells are able to engulf and destroy foreign particles is

To bolster immune function,evidence supports

Retinol activity equivalents (RAE)take into account the activity of provitamin A carotenoids and ______ found in foods.

Phagocytosis is one form of

Research evidence shows that vitamin C supplements

Antioxidant nutrients support immune function because

Food processing

Scurvy can be prevented with adequate intakes of

The main form of vitamin E in the body is

In green vegetables,such as broccoli,the orange pigments of provitamin A carotenoids are masked by

Selenium does not play a role in

Vitamin E deficiency is least likely among

Which of the following is the best source of preformed vitamin A?

Vitamin E is thought to be helpful in the prevention of heart disease because it

Carotenoid consumption may reduce the risk of

Which of the following accurately describes innate immunity?

Anya is undergoing treatment for cancer and suffers from nausea and mouth sores,which are hindering her food intake.Which of the following meals would you recommend?

Nutrition, food Choices, and Health

Designing a Healthy Dietary Pattern

The Human Body: A Nutrition Perspective

Carbohydrates

Lipids

Proteins

Energy Balance and Weight Control

Overview of Micronutrients and Phytochemicals

Fluid and Electrolyte Balance

Nutrients Involved in Bone Health

Micronutrient Function in Energy Metabolism

Nutrients That Support Blood and Brain Health

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