Question 1

Vitamin supplementation will improve performance in an athlete who is on a balanced diet.

Accepted Answer

A) True 
 B)False

Question 2

Antioxidant supplementation might be a reasonable recommendation to limit the effects of oxidation
stress.

Accepted Answer

A) True 
 B)False

Question 3

Cobalamin, more commonly called vitamin B12,

Accepted Answer

A)  was one of the first parts of the B complex group to be discovered. 
B)  is found abundantly in plant foods. 
C)  is essential in the synthesis of DNA and in the development of red blood cells. 
D)  when taken as a supplement, will increase metabolic functions, such as endurance performance. 
A)  was one of the first parts of the B complex group to be discovered. 
B)  is found abundantly in plant foods. 
C)  is essential in the synthesis of DNA and in the development of red blood cells. 
D)  when taken as a supplement, will increase metabolic functions, such as endurance performance.

Question 4

Which vitamin is most difficult to obtain from natural dietary sources, although it may be found in several fortified foods?

Accepted Answer

A)  thiamin 
B)  niacin 
C)  C 
D)  vitamin D 
E)  vitamin E 
A)  thiamin 
B)  niacin 
C)  C 
D)  vitamin D 
E)  vitamin E

Question 5

A vitamin attached to a protein molecule forms an enzyme that can serve as a catalyst for reactions
such as blood clotting.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is a valid reason for vitamin supplementation?

Accepted Answer

A)  Diseases and disorders will increase the RDA for all vitamins 
B)  Antibiotics kill intestinal bacteria and decrease the production of certain vitamins 
C)  Use of drugs, such as oral contraceptives and insulin will increase the need for all vitamins 
D)  The lack of the intrinsic factor for vitamin C 
A)  Diseases and disorders will increase the RDA for all vitamins 
B)  Antibiotics kill intestinal bacteria and decrease the production of certain vitamins 
C)  Use of drugs, such as oral contraceptives and insulin will increase the need for all vitamins 
D)  The lack of the intrinsic factor for vitamin C

Question 7

For most enzymes, when their appropriate coenzymes are not available, they cannot catabolize the reaction.

Accepted Answer

A) True 
 B)False

Question 8

One argument against ingesting more vitamins than the amount recommended is:

Accepted Answer

A)  there are no valid arguments against taking vitamin mega-doses-you simply excrete the excess in your urine 
B)  too much vitamin D can turn your nose orange 
C)  vitamins may build up in tissues and interfere with some vital physiological processes 
D)  that although more vitamins will supply more energy to the cells, the cells will become fatigued 
A)  there are no valid arguments against taking vitamin mega-doses-you simply excrete the excess in your urine 
B)  too much vitamin D can turn your nose orange 
C)  vitamins may build up in tissues and interfere with some vital physiological processes 
D)  that although more vitamins will supply more energy to the cells, the cells will become fatigued

Question 9

Niacin supplementation may be a useful means to help reduce serum cholesterol levels, but high
doses may cause liver damage in some individuals so niacin supplements should not be taken indiscriminately.

Accepted Answer

A) True 
 B)False

Question 10

Free radicals

Accepted Answer

A)  contain 2 electrons in the outer orbit. 
B)  may be very reactive with body tissues. 
C)  are not linked to DNA damage and the development of cancer. 
D)  can be neutralized only by taking beta-carotene or vitamin E supplements. 
A)  contain 2 electrons in the outer orbit. 
B)  may be very reactive with body tissues. 
C)  are not linked to DNA damage and the development of cancer. 
D)  can be neutralized only by taking beta-carotene or vitamin E supplements.

Question 11

The task of acquiring enough vitamin B12 may pose a problem to vegans because:

Accepted Answer

A)  fibers in vegetables inhibit its absorption 
B)  vegans lack the intrinsic factor 
C)  B12 is only naturally found in animal products 
D)  a deficiency may occur from excess intake of soy products 
E)  folate retards its absorption 
A)  fibers in vegetables inhibit its absorption 
B)  vegans lack the intrinsic factor 
C)  B12 is only naturally found in animal products 
D)  a deficiency may occur from excess intake of soy products 
E)  folate retards its absorption

Question 12

Which of the following vitamins is associated with glucose metabolism and normal nervous system functioning?

Accepted Answer

A)  Vitamin D 
B)  Riboflavin 
C)  Niacin 
D)  Thiamin 
A)  Vitamin D 
B)  Riboflavin 
C)  Niacin 
D)  Thiamin

Question 13

Vitamin E is needed for the formation of two compounds that are essential in two steps of the blood-
clotting process.

Accepted Answer

A) True 
 B)False

Question 14

There are nine fat-soluble vitamins, but only four water-soluble ones.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following vitamins is NOT a fat soluble vitamin?

Accepted Answer

A)  Vitamin B12 
B)  Vitamin E 
C)  Vitamin D 
D)  Vitamin A 
A)  Vitamin B12 
B)  Vitamin E 
C)  Vitamin D 
D)  Vitamin A

Question 16

Vitamin C has been the subject of much controversy. Which of the following statements is true for ascorbic acid?

Accepted Answer

A) Its principal role is the synthesis of collagen, but it is also involved in the formation of certain hormones and neurotransmitters 
B)  The male adult RDA for vitamin C is 60 mg/day 
C)  Vitamin C supplementation increases physical performance capacity in subjects who are not vitamin deficient 
D)  There are no detrimental effects of taking mega doses of vitamin C 
A) Its principal role is the synthesis of collagen, but it is also involved in the formation of certain hormones and neurotransmitters 
B)  The male adult RDA for vitamin C is 60 mg/day 
C)  Vitamin C supplementation increases physical performance capacity in subjects who are not vitamin deficient 
D)  There are no detrimental effects of taking mega doses of vitamin C

Question 17

Vitamin supplementation may be necessary when the energy intake is below 1,200 Calories per day.

Accepted Answer

A) True 
 B)False

Question 18

Foods rich in vitamin C generally include:

Accepted Answer

A)  meats 
B)  milk 
C)  bread 
D)  citrus fruits 
E)  A and D 
A)  meats 
B)  milk 
C)  bread 
D)  citrus fruits 
E)  A and D

Question 19

__________is essential for the blood coagulation process.

Accepted Answer

A)  Vitamin D 
B)  Vitamin C 
C)  Vitamin K 
D)  Vitamin A 
A)  Vitamin D 
B)  Vitamin C 
C)  Vitamin K 
D)  Vitamin A

Question 20

Vitamin K may be obtained in our diet or formed by the

Accepted Answer

A)  body utilizing other ingested nutrients. 
B)  action of infrared rays from the sun. 
C)  activity of intestinal bacteria. 
D)  All of the answers are correct. 
A)  body utilizing other ingested nutrients. 
B)  action of infrared rays from the sun. 
C)  activity of intestinal bacteria. 
D)  All of the answers are correct.

Vitamin supplementation will improve performance in an athlete who is on a balanced diet.

Antioxidant supplementation might be a reasonable recommendation to limit the effects of oxidation stress.

Cobalamin, more commonly called vitamin B12,

Which vitamin is most difficult to obtain from natural dietary sources, although it may be found in several fortified foods?

A vitamin attached to a protein molecule forms an enzyme that can serve as a catalyst for reactions such as blood clotting.

Which of the following is a valid reason for vitamin supplementation?

For most enzymes, when their appropriate coenzymes are not available, they cannot catabolize the reaction.

One argument against ingesting more vitamins than the amount recommended is:

Niacin supplementation may be a useful means to help reduce serum cholesterol levels, but high doses may cause liver damage in some individuals so niacin supplements should not be taken indiscriminately.

Free radicals

The task of acquiring enough vitamin B12 may pose a problem to vegans because:

Which of the following vitamins is associated with glucose metabolism and normal nervous system functioning?

Vitamin E is needed for the formation of two compounds that are essential in two steps of the blood- clotting process.

There are nine fat-soluble vitamins, but only four water-soluble ones.

Which of the following vitamins is NOT a fat soluble vitamin?

Vitamin C has been the subject of much controversy. Which of the following statements is true for ascorbic acid?

Vitamin supplementation may be necessary when the energy intake is below 1,200 Calories per day.

Foods rich in vitamin C generally include:

__________is essential for the blood coagulation process.

Vitamin K may be obtained in our diet or formed by the

Introduction to Nutrition for Health, Fitness, and Sports Performance

Healthful Nutrition for Fitness and Sport: the Consumer Athlete

Human Energy

Carbohydrates: the Main Energy Food

Fat: an Important Energy Source During Exercise

Protein: the Tissue Builder

Minerals: the Inorganic Regulators

Water, Electrolytes and Temperature Regulation

Body Weight and Composition for Health and Sport

Weight Maintenance and Loss Through Proper Nutrition and Exercise

Weight Gaining Through Proper Nutrition and Exercise

Food Drugs and Related Supplements

Filters

Exam 7: Vitamins: the Organic Regulators

Vitamin supplementation will improve performance in an athlete who is on a balanced diet.

Antioxidant supplementation might be a reasonable recommendation to limit the effects of oxidation stress.

Cobalamin, more commonly called vitamin B12,

Which vitamin is most difficult to obtain from natural dietary sources, although it may be found in several fortified foods?

A vitamin attached to a protein molecule forms an enzyme that can serve as a catalyst for reactions such as blood clotting.

Which of the following is a valid reason for vitamin supplementation?

For most enzymes, when their appropriate coenzymes are not available, they cannot catabolize the reaction.

One argument against ingesting more vitamins than the amount recommended is:

Niacin supplementation may be a useful means to help reduce serum cholesterol levels, but high doses may cause liver damage in some individuals so niacin supplements should not be taken indiscriminately.

Free radicals

The task of acquiring enough vitamin B12 may pose a problem to vegans because:

Which of the following vitamins is associated with glucose metabolism and normal nervous system functioning?

Vitamin E is needed for the formation of two compounds that are essential in two steps of the blood- clotting process.

There are nine fat-soluble vitamins, but only four water-soluble ones.

Which of the following vitamins is NOT a fat soluble vitamin?

Vitamin C has been the subject of much controversy. Which of the following statements is true for ascorbic acid?

Vitamin supplementation may be necessary when the energy intake is below 1,200 Calories per day.

Foods rich in vitamin C generally include:

__________is essential for the blood coagulation process.

Vitamin K may be obtained in our diet or formed by the

Introduction to Nutrition for Health, Fitness, and Sports Performance

Healthful Nutrition for Fitness and Sport: the Consumer Athlete

Human Energy

Carbohydrates: the Main Energy Food

Fat: an Important Energy Source During Exercise

Protein: the Tissue Builder

Minerals: the Inorganic Regulators

Water, Electrolytes and Temperature Regulation

Body Weight and Composition for Health and Sport

Weight Maintenance and Loss Through Proper Nutrition and Exercise

Weight Gaining Through Proper Nutrition and Exercise

Food Drugs and Related Supplements

Filters