Question 1

Pantothenic acid is part of what molecule?

Accepted Answer

A) coenzyme A. 
B) flavinadenine dinucleotide. 
C) nicotinadenine dinucleotide. 
D) adenosine triphosphate. 
A) coenzyme A. 
B) flavinadenine dinucleotide. 
C) nicotinadenine dinucleotide. 
D) adenosine triphosphate. A

Question 2

Which of the following is NOT required for the absorption of vitamin B12?

Accepted Answer

A) adequate stomach acid. 
B) pancreatic secretions. 
C) intrinsic factor. 
D) rennin 
A) adequate stomach acid. 
B) pancreatic secretions. 
C) intrinsic factor. 
D) rennin D

Question 3

Riboflavin is most easily destroyed when exposed to which of the following?

Accepted Answer

A) light. 
B) vitamin C. 
C) oxygen. 
D) acid. 
A) light. 
B) vitamin C. 
C) oxygen. 
D) acid. A

Question 4

Which of the following statements is NOT true?

Accepted Answer

A) Vitamins provide energy. 
B) Vitamin deficiencies are rare in Canada. 
C) Vitamins are necessary in many biochemical reactions in the body. 
D) It generally takes longer to develop a deficiency of a fat-soluble vitamin than a deficiency of a water-soluble vitamin. 
A) Vitamins provide energy. 
B) Vitamin deficiencies are rare in Canada. 
C) Vitamins are necessary in many biochemical reactions in the body. 
D) It generally takes longer to develop a deficiency of a fat-soluble vitamin than a deficiency of a water-soluble vitamin.

Question 5

Which of the following does NOT influence the amount of B6 available for proper functioning in the body?

Accepted Answer

A) amount of fat in the diet. 
B) oral contraceptives. 
C) exposure of the food to heat and light. 
D) alcohol ingestion. 
A) amount of fat in the diet. 
B) oral contraceptives. 
C) exposure of the food to heat and light. 
D) alcohol ingestion.

Question 6

Beriberi is a disease caused by lack of what vitamin?

Accepted Answer

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

Question 7

Biotin is tightly bound by avidin,which prevents absorption of the vitamin.In what food is avidin commonly found?

Accepted Answer

A) raw egg whites. 
B) kidney beans. 
C) peanuts. 
D) spinach. 
A) raw egg whites. 
B) kidney beans. 
C) peanuts. 
D) spinach.

Question 8

Why arefolate deficiency symptoms less frequent in Canada today than 40 years ago?

Accepted Answer

A) most grain products are fortified with folic acid. 
B) more people are taking supplements. 
C) more people are drinking low-fat milk. 
D) green tea is more popular. 
A) most grain products are fortified with folic acid. 
B) more people are taking supplements. 
C) more people are drinking low-fat milk. 
D) green tea is more popular.

Question 9

Which statement concerning vitamins is FALSE?

Accepted Answer

A) Vitamins are organic compounds. 
B) If a vitamin is not provided by the diet,the body will synthesize it. 
C) Vitamins can be water-soluble or fat-soluble. 
D) Vitamins are essential for growth,reproduction,and health. 
A) Vitamins are organic compounds. 
B) If a vitamin is not provided by the diet,the body will synthesize it. 
C) Vitamins can be water-soluble or fat-soluble. 
D) Vitamins are essential for growth,reproduction,and health.

Question 10

Which of the following foods is the best source of vitamin C?

Accepted Answer

A) green pepper 
B) milk 
C) eggs 
D) beef 
A) green pepper 
B) milk 
C) eggs 
D) beef

Question 11

What is another name for vitamin B6?

Accepted Answer

A) pantothenic acid. 
B) pyridoxine. 
C) pyruvate. 
D) biotin. 
A) pantothenic acid. 
B) pyridoxine. 
C) pyruvate. 
D) biotin.

Question 12

Which statement best describes the impact of the Canadian folic acid fortification program on neural tube defects?

Accepted Answer

A) Folic acid was added to white flour,cornmeal and pasta,but neural tube defects were only modestly reduced. 
B) Folic acid was added to white flour only and neural tube defects were only modestly reduced. 
C) Folic acid was added to white flour only and neural tube defects were substantially reduced. 
D) Folic acid was added to white flour,cornmeal and pasta,and neural tube defects were substantially reduced. 
A) Folic acid was added to white flour,cornmeal and pasta,but neural tube defects were only modestly reduced. 
B) Folic acid was added to white flour only and neural tube defects were only modestly reduced. 
C) Folic acid was added to white flour only and neural tube defects were substantially reduced. 
D) Folic acid was added to white flour,cornmeal and pasta,and neural tube defects were substantially reduced.

Question 13

Which statement about choline is TRUE?

Accepted Answer

A) Choline has no important roles in the body. 
B) Choline is classified as a vitamin since it is necessary for the synthesis of the neurotransmitter acetylcholine. 
C) Choline deficiency causes kidney problems. 
D) Choline is not classified as a vitamin. 
A) Choline has no important roles in the body. 
B) Choline is classified as a vitamin since it is necessary for the synthesis of the neurotransmitter acetylcholine. 
C) Choline deficiency causes kidney problems. 
D) Choline is not classified as a vitamin.

Question 14

"Vitamins lost when food is processed are added back to the processed food at the same or higher level." What is being described?

Accepted Answer

A) enhancement 
B) fortification 
C) enrichment 
D) supplementation. 
A) enhancement 
B) fortification 
C) enrichment 
D) supplementation.

Question 15

Which is not a symptoms of vitamin B6 deficiency?

Accepted Answer

A) depression. 
B) numbness in the extremities. 
C) anemia with large,deeply coloured red blood cells. 
D) headaches. 
A) depression. 
B) numbness in the extremities. 
C) anemia with large,deeply coloured red blood cells. 
D) headaches.

Question 16

Which statement best describes the criteria used to set the EAR for vitamin C?

Accepted Answer

A) high levels of vitamin C in neutrophils,a component of the immune system 
B) choice (a)in combination with high levels of vitamin C excretion in the urine 
C) choice (a)in combination with low levels of vitamin C excretion in the urine. 
D) none of the above 
A) high levels of vitamin C in neutrophils,a component of the immune system 
B) choice (a)in combination with high levels of vitamin C excretion in the urine 
C) choice (a)in combination with low levels of vitamin C excretion in the urine. 
D) none of the above

Question 17

Which of the following is a good source of thiamin?

Accepted Answer

A) sunflower seeds 
B) pork 
C) whole grains 
D) All of the above answer choices are correct. 
A) sunflower seeds 
B) pork 
C) whole grains 
D) All of the above answer choices are correct.

Question 18

Which of the following statements regarding vitamin C is FALSE?

Accepted Answer

A) Vitamin C has been shown to decrease the duration and severity of the common cold. 
B) People who are prone to developing certain kinds of kidney stones should avoid Vitamin C supplementation. 
C) Studies have shown that vitamin C supplementation decreases the number of colds a person gets. 
D) Chewing vitamin C supplements can cause dental problems. 
A) Vitamin C has been shown to decrease the duration and severity of the common cold. 
B) People who are prone to developing certain kinds of kidney stones should avoid Vitamin C supplementation. 
C) Studies have shown that vitamin C supplementation decreases the number of colds a person gets. 
D) Chewing vitamin C supplements can cause dental problems.

Question 19

Many B vitamins are essential for the metabolism of energy-yielding nutrients.In this role,they are components of what type of molecules?

Accepted Answer

A) provitamins. 
B) transport proteins. 
C) coenzymes. 
D) hormones. 
A) provitamins. 
B) transport proteins. 
C) coenzymes. 
D) hormones.

Question 20

"Beginning to take folic acid supplements after a pregnancy is confirmed is too late." Why is this statement correct?

Accepted Answer

A) The neural tube forms before most women know they are pregnant. 
B) Increased red blood cell synthesis begins before most women know they are pregnant. 
C) Folic acid helps women to conceive. 
D) The statement is not correct. 
A) The neural tube forms before most women know they are pregnant. 
B) Increased red blood cell synthesis begins before most women know they are pregnant. 
C) Folic acid helps women to conceive. 
D) The statement is not correct.

Exam 8: A: the Water-Soluble Vitamins

Pantothenic acid is part of what molecule?

Which of the following is NOT required for the absorption of vitamin B12?

Riboflavin is most easily destroyed when exposed to which of the following?

Which of the following statements is NOT true?

Which of the following does NOT influence the amount of B6 available for proper functioning in the body?

Beriberi is a disease caused by lack of what vitamin?

Biotin is tightly bound by avidin,which prevents absorption of the vitamin.In what food is avidin commonly found?

Why arefolate deficiency symptoms less frequent in Canada today than 40 years ago?

Which statement concerning vitamins is FALSE?

Which of the following foods is the best source of vitamin C?

What is another name for vitamin B6?

Which statement best describes the impact of the Canadian folic acid fortification program on neural tube defects?

Which statement about choline is TRUE?

"Vitamins lost when food is processed are added back to the processed food at the same or higher level." What is being described?

Which is not a symptoms of vitamin B6 deficiency?

Which statement best describes the criteria used to set the EAR for vitamin C?

Which of the following is a good source of thiamin?

Which of the following statements regarding vitamin C is FALSE?

Many B vitamins are essential for the metabolism of energy-yielding nutrients.In this role,they are components of what type of molecules?

"Beginning to take folic acid supplements after a pregnancy is confirmed is too late." Why is this statement correct?

Nutrition: Food for Health

Nutrition Guidelines: Applying the Science of Nutrition

Digestion, Absorption, and Metabolism

Carbohydrates: Sugars, Starches, and Fibre

Lipids

Proteins and Amino Acids

Energy Balance and Weight Management

The Fat-Soluble Vitamins

Water and the Electrolytes

Major Minerals and Bone Health

The Trace Elements

Nutrition and Physical Activity

Nutrition During Pregnancy and Lactation

Nutrition From Infancy to Adolescence

Nutrition and Aging: the Adult Years

Food Safety

World Hunger and Malnutrition

Focus 1: Focus on Beyond the Basics

Focus 2: Focus on Alcohol

Focus 3: Focus on Obesity, Metabolism, and Disease Risk

Focus 4: Focus on Phytochemicals

Focus5:focus on Natural Health Products

Focus 6: Focus on Integrating Nutrient Function in the Body

Focus 7: Focus on Eating Disorders

Focus 8: Focus on Biotechnology

Filters

Which of the following is NOT required for the absorption of vitamin B₁₂?

Which of the following does NOT influence the amount of B₆ available for proper functioning in the body?

What is another name for vitamin B₆?