Question 1

Which of the following vitamins has an RDA?

Accepted Answer

A) Biotin 
B) Choline 
C) Cobalamin 
D) Pantothenic acid 
A) Biotin 
B) Choline 
C) Cobalamin 
D) Pantothenic acid

Question 2

All of the following are consequences of ingesting excess vitamin C supplements EXCEPT

Accepted Answer

A) they frequently cause diarrhea. 
B) they appear safe at levels up to 2000 mg/day. 
C) they enhance the action of anticlotting medications. 
D) they interfere with laboratory urine tests for the diagnosis of diabetes. 
A) they frequently cause diarrhea. 
B) they appear safe at levels up to 2000 mg/day. 
C) they enhance the action of anticlotting medications. 
D) they interfere with laboratory urine tests for the diagnosis of diabetes.

Question 3

How much vitamin C is needed daily to raise blood ascorbic acid concentrations to a maximum?

Accepted Answer

A) 10 mg 
B) 75 mg 
C) 125 mg 
D) 200 mg 
A) 10 mg 
B) 75 mg 
C) 125 mg 
D) 200 mg

Question 4

A common drug for the treatment of tuberculosis is known to markedly interfere in the metabolism of vitamin

Accepted Answer

A) B6. 
B) B12. 
C) C. 
D) D. 
A) B6. 
B) B12. 
C) C. 
D) D.

Question 5

Which of the following is NOT among the general characteristics of the fat-soluble vitamins?

Accepted Answer

A) Excesses are eliminated by the kidneys 
B) Absorption is via the lymphatic circulation 
C) Several of them require protein carriers for transport 
D) They can be stored in relatively large amounts in certain body tissues 
A) Excesses are eliminated by the kidneys 
B) Absorption is via the lymphatic circulation 
C) Several of them require protein carriers for transport 
D) They can be stored in relatively large amounts in certain body tissues

Question 6

Moderate intakes of which of the following would provide sufficient amounts of vitamin C?

Accepted Answer

A) Potatoes 
B) Brown rice 
C) Low-fat milk 
D) Whole-wheat bread 
A) Potatoes 
B) Brown rice 
C) Low-fat milk 
D) Whole-wheat bread

Question 7

Which of the following would be a very good source of vitamin C for the lacto-ovo-vegetarian?

Accepted Answer

A) Milk 
B) Eggs 
C) Broccoli 
D) Whole-grain bread 
A) Milk 
B) Eggs 
C) Broccoli 
D) Whole-grain bread

Question 8

Which of the following foods is highest in folate?

Accepted Answer

A) Meats 
B) Starches 
C) Dairy products 
D) Green,leafy vegetables 
A) Meats 
B) Starches 
C) Dairy products 
D) Green,leafy vegetables

Question 9

Large doses of nicotinic acid are known to result in all of the following EXCEPT

Accepted Answer

A) dilation of capillaries. 
B) increased HDL cholesterol. 
C) lowering of LDL cholesterol. 
D) disappearance of learning disorders in children. 
A) dilation of capillaries. 
B) increased HDL cholesterol. 
C) lowering of LDL cholesterol. 
D) disappearance of learning disorders in children.

Question 10

Which of the following is a feature of vitamins?

Accepted Answer

A) Many serve in the role of enzyme inhibitors 
B) Structurally,many are found linked together 
C) Several may be oxidized to yield 4 kcalories per gram 
D) The quantities present in foods are measured in micrograms or milligrams 
A) Many serve in the role of enzyme inhibitors 
B) Structurally,many are found linked together 
C) Several may be oxidized to yield 4 kcalories per gram 
D) The quantities present in foods are measured in micrograms or milligrams

Question 11

What is the most likely explanation for the impaired functioning of the GI tract resulting from folate deficiency?

Accepted Answer

A) Insufficient bile production,thereby promoting fat malabsorption and diarrhea 
B) Reduced mucosal cell replacement,thereby resulting in decreased GI functioning 
C) Decreased enzymatic capacity in the intestines,thereby resulting in malabsorption 
D) Decreased oxygen supply to body tissues,with the intestines being particularly affected because of their high metabolic activity 
A) Insufficient bile production,thereby promoting fat malabsorption and diarrhea 
B) Reduced mucosal cell replacement,thereby resulting in decreased GI functioning 
C) Decreased enzymatic capacity in the intestines,thereby resulting in malabsorption 
D) Decreased oxygen supply to body tissues,with the intestines being particularly affected because of their high metabolic activity

Question 12

What vitamin deficiency disease appeared in people who had subsisted on a diet high in corn and low in protein?

Accepted Answer

A) Scurvy 
B) Pellagra 
C) Wet beriberi 
D) Pernicious anemia 
A) Scurvy 
B) Pellagra 
C) Wet beriberi 
D) Pernicious anemia

Question 13

Which of the following overt side effect(s)is likely to appear after a person ingests a high quantity of nicotinic acid?

Accepted Answer

A) Constipation 
B) Mental confusion 
C) Painful,tingling,itching sensation 
D) Hair loss,bloating,and photophobia 
A) Constipation 
B) Mental confusion 
C) Painful,tingling,itching sensation 
D) Hair loss,bloating,and photophobia

Question 14

Which of the following vitamins is stored primarily in muscle tissue?

Accepted Answer

A) Biotin 
B) Folate 
C) Vitamin B6 
D) Pantothenic acid 
A) Biotin 
B) Folate 
C) Vitamin B6 
D) Pantothenic acid

Question 15

What is a precursor?

Accepted Answer

A) A conditionally essential vitamin 
B) A sign or symptom of a vitamin deficiency disorder 
C) A substance that is used to synthesize another compound 
D) A substance that is recycled through the liver and intestines 
A) A conditionally essential vitamin 
B) A sign or symptom of a vitamin deficiency disorder 
C) A substance that is used to synthesize another compound 
D) A substance that is recycled through the liver and intestines

Question 16

People with the condition known as iron overload may be adversely affected from taking supplements of

Accepted Answer

A) niacin. 
B) retinol. 
C) cobalamin. 
D) ascorbic acid. 
A) niacin. 
B) retinol. 
C) cobalamin. 
D) ascorbic acid.

Question 17

The synthesis of collagen requires both vitamin C and

Accepted Answer

A) iron. 
B) zinc. 
C) cobalamin. 
D) beta-carotene. 
A) iron. 
B) zinc. 
C) cobalamin. 
D) beta-carotene.

Question 18

What is the primary chemical reaction in which thiamin participates as a coenzyme?

Accepted Answer

A) Transfers amine groups in the synthesis of amino acids 
B) Transfers hydrogen atoms in the synthesis of erythrocytes 
C) Assists in addition of methyl groups to compounds involved in energy metabolism 
D) Assists in removal of one-carbon units from compounds involved in energy metabolism 
A) Transfers amine groups in the synthesis of amino acids 
B) Transfers hydrogen atoms in the synthesis of erythrocytes 
C) Assists in addition of methyl groups to compounds involved in energy metabolism 
D) Assists in removal of one-carbon units from compounds involved in energy metabolism

Question 19

Which of the following is a type of neural tube defect?

Accepted Answer

A) Scurvy 
B) Beriberi 
C) Pellagra 
D) Spina bifida 
A) Scurvy 
B) Beriberi 
C) Pellagra 
D) Spina bifida

Question 20

Which of the following is a property of riboflavin in nutrition?

Accepted Answer

A) Stability to heat is good 
B) Deficiency leads to beriberi 
C) Requirements are proportional to body weight 
D) Significant amounts are found in citrus products 
A) Stability to heat is good 
B) Deficiency leads to beriberi 
C) Requirements are proportional to body weight 
D) Significant amounts are found in citrus products

Which of the following vitamins has an RDA?

All of the following are consequences of ingesting excess vitamin C supplements EXCEPT

How much vitamin C is needed daily to raise blood ascorbic acid concentrations to a maximum?

A common drug for the treatment of tuberculosis is known to markedly interfere in the metabolism of vitamin

Which of the following is NOT among the general characteristics of the fat-soluble vitamins?

Moderate intakes of which of the following would provide sufficient amounts of vitamin C?

Which of the following would be a very good source of vitamin C for the lacto-ovo-vegetarian?

Which of the following foods is highest in folate?

Large doses of nicotinic acid are known to result in all of the following EXCEPT

Which of the following is a feature of vitamins?

What is the most likely explanation for the impaired functioning of the GI tract resulting from folate deficiency?

What vitamin deficiency disease appeared in people who had subsisted on a diet high in corn and low in protein?

Which of the following overt side effect(s)is likely to appear after a person ingests a high quantity of nicotinic acid?

Which of the following vitamins is stored primarily in muscle tissue?

What is a precursor?

People with the condition known as iron overload may be adversely affected from taking supplements of

The synthesis of collagen requires both vitamin C and

What is the primary chemical reaction in which thiamin participates as a coenzyme?

Which of the following is a type of neural tube defect?

Which of the following is a property of riboflavin in nutrition?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 10: The Water-Soluble Vitamins: B Vitamins and Vitamin C

Which of the following vitamins has an RDA?

All of the following are consequences of ingesting excess vitamin C supplements EXCEPT

How much vitamin C is needed daily to raise blood ascorbic acid concentrations to a maximum?

A common drug for the treatment of tuberculosis is known to markedly interfere in the metabolism of vitamin

Which of the following is NOT among the general characteristics of the fat-soluble vitamins?

Moderate intakes of which of the following would provide sufficient amounts of vitamin C?

Which of the following would be a very good source of vitamin C for the lacto-ovo-vegetarian?

Which of the following foods is highest in folate?

Large doses of nicotinic acid are known to result in all of the following EXCEPT

Which of the following is a feature of vitamins?

What is the most likely explanation for the impaired functioning of the GI tract resulting from folate deficiency?

What vitamin deficiency disease appeared in people who had subsisted on a diet high in corn and low in protein?

Which of the following overt side effect(s)is likely to appear after a person ingests a high quantity of nicotinic acid?

Which of the following vitamins is stored primarily in muscle tissue?

What is a precursor?

People with the condition known as iron overload may be adversely affected from taking supplements of

The synthesis of collagen requires both vitamin C and

What is the primary chemical reaction in which thiamin participates as a coenzyme?

Which of the following is a type of neural tube defect?

Which of the following is a property of riboflavin in nutrition?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters