Question 1

Carotenoid supplementation has been effective in decreasing the risk of lung cancer in smokers.

Accepted Answer

A) True 
 B)False

Question 2

In the intestinal cells,

Accepted Answer

A)  vitamin A, as retinal, is converted to beta-carotene. 
B)  carotenes are split by an intestinal enzyme to form vitamin 
C)  excess vitamin A is carried to the kidney for excretion. 
D)  All of these choices are correct. 
A)  vitamin A, as retinal, is converted to beta-carotene. 
B)  carotenes are split by an intestinal enzyme to form vitamin 
C)  excess vitamin A is carried to the kidney for excretion. 
D)  All of these choices are correct.

Question 3

In children,bowed legs,an enlarged head,rib cage,and knee joints,and a deformed pelvis are symptoms of

Accepted Answer

A)  rickets. 
B)  xerophthalmia. 
C)  osteopenia. 
D)  none of the above are correct. 
A)  rickets. 
B)  xerophthalmia. 
C)  osteopenia. 
D)  none of the above are correct.

Question 4

Excess amounts of most water-soluble vitamins are

Accepted Answer

A)  stored in the adipose tissue. 
B)  readily excreted. 
C)  stored in the liver. 
D)  often toxic. 
A)  stored in the adipose tissue. 
B)  readily excreted. 
C)  stored in the liver. 
D)  often toxic.

Question 5

Vegans may require supplements of calcium,zinc,iron,and vitamin B-12 to prevent deficiencies.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is NOT involved in antioxidant defense?

Accepted Answer

A)  glutathione peroxidase 
B)  superoxide dismutase 
C)  catalase 
D)  hydrogen peroxide 
A)  glutathione peroxidase 
B)  superoxide dismutase 
C)  catalase 
D)  hydrogen peroxide

Question 7

Natural vitamins are usually superior to synthetic vitamins.

Accepted Answer

A) True 
 B)False

Question 8

The RDA for vitamin E was established to prevent hemolysis of red blood cell membranes.

Accepted Answer

A) True 
 B)False

Question 9

People who remain almost fully covered during the day are at increased risk of vitamin K deficiency.

Accepted Answer

A) True 
 B)False

Question 10

Dietary supplements are tightly regulated by the Dietary Supplement Health and Education Act (DSHEA).

Accepted Answer

A) True 
 B)False

Question 11

Vitamin K adds carbon dioxide to glutamic acid to promote

Accepted Answer

A)  muscle contraction. 
B)  blood clotting. 
C)  glucose homeostasis. 
D)  red blood cell formation. 
A)  muscle contraction. 
B)  blood clotting. 
C)  glucose homeostasis. 
D)  red blood cell formation.

Question 12

In North America,population groups at increased risk of vitamin A deficiency include all of the following EXCEPT

Accepted Answer

A)  college-aged diabetics. 
B)  alcoholics with liver disease. 
C)  those with GI diseases that prevent fat absorption. 
D)  low birth weight, premature infants. 
A)  college-aged diabetics. 
B)  alcoholics with liver disease. 
C)  those with GI diseases that prevent fat absorption. 
D)  low birth weight, premature infants.

Question 13

Calcitriol is the

Accepted Answer

A)  precursor to vitamin D that is activated by sunlight. 
B)  plant source of vitamin D. 
C)  animal food source of vitamin D. 
D)  biologically active form of vitamin D. 
A)  precursor to vitamin D that is activated by sunlight. 
B)  plant source of vitamin D. 
C)  animal food source of vitamin D. 
D)  biologically active form of vitamin D.

Question 14

Individuals taking daily aspirin or anticoagulation medications should avoid excess intakes of

Accepted Answer

A)  beta-carotene. 
B)  vitamin E. 
C)  vitamin D. 
D)  lycopene. 
A)  beta-carotene. 
B)  vitamin E. 
C)  vitamin D. 
D)  lycopene.

Question 15

Some scientists believe that vitamin D recommendation should be much higher than currently set.

Accepted Answer

A) True 
 B)False

Question 16

Why do some scientists suggest that the DRI and UL for vitamin D be increased?

Accepted Answer

Some scientists suggest that the Dietary

Question 17

A leading cause of blindness in the world today (excluding accidents)is a dietary deficiency of

Accepted Answer

A)  vitamin A. 
B)  vitamin D. 
C)  vitamin E. 
D)  vitamin K. 
A)  vitamin A. 
B)  vitamin D. 
C)  vitamin E. 
D)  vitamin K.

Question 18

How does the USP label on a nutrient supplement help the consumer?

Accepted Answer

The USP label on a nutrient supplement s

Question 19

Why should individuals on anticoagulation medication avoid excess vitamin E?

Accepted Answer

Individuals on anticoagulation medicatio

Question 20

Which of the following is NOT a function of vitamin D?

Accepted Answer

A)  Maintaining phosphorus homeostasis 
B)  Regulating cell cycle activity 
C)  Promoting antioxidant activity 
D)  Increasing immunity against infections 
A)  Maintaining phosphorus homeostasis 
B)  Regulating cell cycle activity 
C)  Promoting antioxidant activity 
D)  Increasing immunity against infections

Carotenoid supplementation has been effective in decreasing the risk of lung cancer in smokers.

In the intestinal cells,

In children,bowed legs,an enlarged head,rib cage,and knee joints,and a deformed pelvis are symptoms of

Excess amounts of most water-soluble vitamins are

Vegans may require supplements of calcium,zinc,iron,and vitamin B-12 to prevent deficiencies.

Which of the following is NOT involved in antioxidant defense?

Natural vitamins are usually superior to synthetic vitamins.

The RDA for vitamin E was established to prevent hemolysis of red blood cell membranes.

People who remain almost fully covered during the day are at increased risk of vitamin K deficiency.

Dietary supplements are tightly regulated by the Dietary Supplement Health and Education Act (DSHEA).

Vitamin K adds carbon dioxide to glutamic acid to promote

In North America,population groups at increased risk of vitamin A deficiency include all of the following EXCEPT

Calcitriol is the

Individuals taking daily aspirin or anticoagulation medications should avoid excess intakes of

Some scientists believe that vitamin D recommendation should be much higher than currently set.

Why do some scientists suggest that the DRI and UL for vitamin D be increased?

A leading cause of blindness in the world today (excluding accidents)is a dietary deficiency of

How does the USP label on a nutrient supplement help the consumer?

Why should individuals on anticoagulation medication avoid excess vitamin E?

Which of the following is NOT a function of vitamin D?

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Human Digestion and Absorption

Carbohydrates

Lipids

Protein

Alcohol

Energy Metabolism

Energy Balance,weight Control, Eating Disorders

Nutrition, exercise, and Sports

Water-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition Throughout Adulthood

Filters

Exam 12: Fat-Soluble Vitamins

Carotenoid supplementation has been effective in decreasing the risk of lung cancer in smokers.

In the intestinal cells,

In children,bowed legs,an enlarged head,rib cage,and knee joints,and a deformed pelvis are symptoms of

Excess amounts of most water-soluble vitamins are

Vegans may require supplements of calcium,zinc,iron,and vitamin B-12 to prevent deficiencies.

Which of the following is NOT involved in antioxidant defense?

Natural vitamins are usually superior to synthetic vitamins.

The RDA for vitamin E was established to prevent hemolysis of red blood cell membranes.

People who remain almost fully covered during the day are at increased risk of vitamin K deficiency.

Dietary supplements are tightly regulated by the Dietary Supplement Health and Education Act (DSHEA).

Vitamin K adds carbon dioxide to glutamic acid to promote

In North America,population groups at increased risk of vitamin A deficiency include all of the following EXCEPT

Calcitriol is the

Individuals taking daily aspirin or anticoagulation medications should avoid excess intakes of

Some scientists believe that vitamin D recommendation should be much higher than currently set.

Why do some scientists suggest that the DRI and UL for vitamin D be increased?

A leading cause of blindness in the world today (excluding accidents)is a dietary deficiency of

How does the USP label on a nutrient supplement help the consumer?

Why should individuals on anticoagulation medication avoid excess vitamin E?

Which of the following is NOT a function of vitamin D?

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Human Digestion and Absorption

Carbohydrates

Lipids

Protein

Alcohol

Energy Metabolism

Energy Balance,weight Control, Eating Disorders

Nutrition, exercise, and Sports

Water-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition Throughout Adulthood

Filters