Question 1

Which of the following is a feature of folate nutrition?

Accepted Answer

A) The coenzyme form is FAD 
B) Dairy foods are a poor source of folate except for goat's milk 
C) Insufficient folate intake results in deficiency of homocysteine 
D) Synthetic folate is 70% more available than naturally occurring food folate 
A) The coenzyme form is FAD 
B) Dairy foods are a poor source of folate except for goat's milk 
C) Insufficient folate intake results in deficiency of homocysteine 
D) Synthetic folate is 70% more available than naturally occurring food folate

Question 2

What is the Tolerable Upper Intake Level for vitamin B6?

Accepted Answer

A) 100 mg 
B) 500 mg 
C) 1000 mg 
D) 10,000 mg 
A) 100 mg 
B) 500 mg 
C) 1000 mg 
D) 10,000 mg

Question 3

Which of the following is not known to be required in the diet of human beings?

Accepted Answer

A) Folic acid 
B) Lipoic acid 
C) Ascorbic acid 
D) Pantothenic acid 
A) Folic acid 
B) Lipoic acid 
C) Ascorbic acid 
D) Pantothenic acid

Question 4

The absorption of which of the following vitamins is most affected by the disorder atrophic gastritis?

Accepted Answer

A) Choline 
B) Vitamin C 
C) Vitamin B12 
D) Pantothenic acid 
A) Choline 
B) Vitamin C 
C) Vitamin B12 
D) Pantothenic acid

Question 5

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 6

Which of the following statements reflects our knowledge of water-soluble vitamin toxicity?

Accepted Answer

A) Toxicity symptoms for vitamin B6 can be severe and irreversible 
B) Toxicity symptoms for vitamin C include constipation and hyperactivity 
C) Toxicities of the B vitamins occur almost as often from foods as from supplements 
D) Toxicity of niacin has been reported in body builders taking large amounts of amino acid supplements 
A) Toxicity symptoms for vitamin B6 can be severe and irreversible 
B) Toxicity symptoms for vitamin C include constipation and hyperactivity 
C) Toxicities of the B vitamins occur almost as often from foods as from supplements 
D) Toxicity of niacin has been reported in body builders taking large amounts of amino acid supplements

Question 7

Which of the following is a common treatment for pernicious anemia caused by inadequate absorption?

Accepted Answer

A) Injection of cobalamin 
B) Topical administration of liver extract 
C) Oral supplements of B-vitamin complex 
D) A diet high in liver and green, leafy vegetables 
A) Injection of cobalamin 
B) Topical administration of liver extract 
C) Oral supplements of B-vitamin complex 
D) A diet high in liver and green, leafy vegetables

Question 8

Among the following compounds that serve as coenzymes in metabolism, which is considered a vitamin for human beings?

Accepted Answer

A) Biotin 
B) Inositol 
C) Lipoic acid 
D) Orotic acid 
A) Biotin 
B) Inositol 
C) Lipoic acid 
D) Orotic acid

Question 9

Which of the following food groups is a rich source of vitamin C?

Accepted Answer

A) Milk group 
B) Meat group 
C) Fruit group 
D) Bread-cereal group 
A) Milk group 
B) Meat group 
C) Fruit group 
D) Bread-cereal group

Question 10

What term describes the outcome of a diagnostic test that apparently indicates that you do not have an infection when in reality you do?

Accepted Answer

A) True positive 
B) True negative 
C) False positive 
D) False negative 
A) True positive 
B) True negative 
C) False positive 
D) False negative

Question 11

Which of the following is associated with a deficiency of folate?

Accepted Answer

A) Hemolysis 
B) Hypoxemia 
C) Hemolytic anemia 
D) Macrocytic anemia 
A) Hemolysis 
B) Hypoxemia 
C) Hemolytic anemia 
D) Macrocytic anemia

Question 12

Which of the following vitamins would be removed in the production of skim milk?

Accepted Answer

A) Thiamin 
B) Vitamin A 
C) Riboflavin 
D) Vitamin B12 
A) Thiamin 
B) Vitamin A 
C) Riboflavin 
D) Vitamin B12

Question 13

Which of the following properties is shared by niacin and riboflavin coenzymes?

Accepted Answer

A) Unstable to irradiation 
B) Unstable to metal cooking utensils 
C) Acceptance and transfer of hydrogen atoms 
D) Acceptance and transfer of carboxyl groups 
A) Unstable to irradiation 
B) Unstable to metal cooking utensils 
C) Acceptance and transfer of hydrogen atoms 
D) Acceptance and transfer of carboxyl groups

Question 14

Which of the following is indicative of a dietary deficiency of riboflavin?

Accepted Answer

A) Beriberi 
B) Diarrhea 
C) Keratomalacia 
D) Inflamed mouth membranes 
A) Beriberi 
B) Diarrhea 
C) Keratomalacia 
D) Inflamed mouth membranes

Question 15

What vitamin is involved intensively in amino acid metabolism?

Accepted Answer

A) Biotin 
B) Vitamin A 
C) Vitamin B6 
D) Riboflavin 
A) Biotin 
B) Vitamin A 
C) Vitamin B6 
D) Riboflavin

Question 16

Among all the vitamins, which is believed to be most vulnerable to interactions with drugs?

Accepted Answer

A) Folate 
B) Niacin 
C) Vitamin B6 
D) Vitamin B12 
A) Folate 
B) Niacin 
C) Vitamin B6 
D) Vitamin B12

Question 17

The chief symptoms of early vitamin B6 deficiency include

Accepted Answer

A) confusion and depression. 
B) muscle cramps and stiffness. 
C) profound fatigue and anemia. 
D) hyperactivity and shortness of breath. 
A) confusion and depression. 
B) muscle cramps and stiffness. 
C) profound fatigue and anemia. 
D) hyperactivity and shortness of breath.

Question 18

Beriberi results from a deficiency of

Accepted Answer

A) niacin. 
B) thiamin. 
C) vitamin C. 
D) vitamin B12. 
A) niacin. 
B) thiamin. 
C) vitamin C. 
D) vitamin B12.

Question 19

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

Accepted Answer

A) Since folate is required for bile synthesis, folate deficiency results in insufficient bile production, thereby promoting fat malabsorption and diarrhea 
B) Since folate functions, in large part, in the process of cell renewal, a deficiency slows mucosal cell replacement, thereby resulting in decreased GI functioning 
C) The anemia of folate deficiency results in decreased oxygen supply to body tissues, with the intestines being particularly affected because of their high metabolic activity 
D) Since folate functions, in part, in the synthesis of pancreatic digestive enzymes, a deficiency leads to decreased enzymatic capacity in the intestines, thereby resulting in malabsorption 
A) Since folate is required for bile synthesis, folate deficiency results in insufficient bile production, thereby promoting fat malabsorption and diarrhea 
B) Since folate functions, in large part, in the process of cell renewal, a deficiency slows mucosal cell replacement, thereby resulting in decreased GI functioning 
C) The anemia of folate deficiency results in decreased oxygen supply to body tissues, with the intestines being particularly affected because of their high metabolic activity 
D) Since folate functions, in part, in the synthesis of pancreatic digestive enzymes, a deficiency leads to decreased enzymatic capacity in the intestines, thereby resulting in malabsorption

Question 20

When taken in large doses, which of the following vitamins is associated with liver injury and peptic ulcers?

Accepted Answer

A) Niacin 
B) Thiamin 
C) Vitamin B6 
D) Vitamin B12 
A) Niacin 
B) Thiamin 
C) Vitamin B6 
D) Vitamin B12

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

Which of the following is a feature of folate nutrition?

What is the Tolerable Upper Intake Level for vitamin B6?

Which of the following is not known to be required in the diet of human beings?

The absorption of which of the following vitamins is most affected by the disorder atrophic gastritis?

Which of the following is a feature of vitamins?

Which of the following statements reflects our knowledge of water-soluble vitamin toxicity?

Which of the following is a common treatment for pernicious anemia caused by inadequate absorption?

Among the following compounds that serve as coenzymes in metabolism, which is considered a vitamin for human beings?

Which of the following food groups is a rich source of vitamin C?

What term describes the outcome of a diagnostic test that apparently indicates that you do not have an infection when in reality you do?

Which of the following is associated with a deficiency of folate?

Which of the following vitamins would be removed in the production of skim milk?

Which of the following properties is shared by niacin and riboflavin coenzymes?

Which of the following is indicative of a dietary deficiency of riboflavin?

What vitamin is involved intensively in amino acid metabolism?

Among all the vitamins, which is believed to be most vulnerable to interactions with drugs?

The chief symptoms of early vitamin B6 deficiency include

Beriberi results from a deficiency of

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

When taken in large doses, which of the following vitamins is associated with liver injury and peptic ulcers?

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

Metabolism: Transformations and Interactions

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

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Nutrition Care and Assessment

Nutrition Intervention

Medications, Diet-Drug Interactions, and Herbal Products

Enteral Nutrition Support

Parenteral Nutrition Support

Metabolic and Respiratory Stress

Upper Gastrointestinal Disorders

Lower Gastrointestinal Disorders

Liver Disease and Gallstones

Diabetes Mellitus

Cardiovascular Diseases

Kidney Diseases

Cancer and Hiv Infection

Filters

What is the Tolerable Upper Intake Level for vitamin B₆?

The chief symptoms of early vitamin B₆ deficiency include