Question 1

What is the Tolerable Upper Intake Level for fluoride?

Accepted Answer

A) 10 mg 
B) 25 mg 
C) 60 mg 
D) 100 mg 
A) 10 mg 
B) 25 mg 
C) 60 mg 
D) 100 mg

Question 2

Which of the following population groups is least susceptible to iron-deficiency anemia?

Accepted Answer

A) Older infants 
B) Children 2-10 years of age 
C) Women of childbearing age 
D) Men 20-45 years of age 
A) Older infants 
B) Children 2-10 years of age 
C) Women of childbearing age 
D) Men 20-45 years of age

Question 3

Deficiency of which of the following minerals is associated with retarded growth and sexual development in children?

Accepted Answer

A) Iron 
B) Zinc 
C) Iodine 
D) Chromium 
A) Iron 
B) Zinc 
C) Iodine 
D) Chromium

Question 4

What is the oxygen-carrying protein of muscle cells?

Accepted Answer

A) Transferrin 
B) Myoglobin 
C) Hemoglobin 
D) Cytochrome 
A) Transferrin 
B) Myoglobin 
C) Hemoglobin 
D) Cytochrome

Question 5

Which of the following defines an association between a protein and a function of zinc?

Accepted Answer

A) Thyroxine: zinc transporter 
B) Globulin: transports zinc into cells 
C) Transferrin: essential to zinc excretion 
D) Metallothionein: promotes zinc homeostasis 
A) Thyroxine: zinc transporter 
B) Globulin: transports zinc into cells 
C) Transferrin: essential to zinc excretion 
D) Metallothionein: promotes zinc homeostasis

Question 6

For every 10 adult males with iron deficiency, how many have iron overload?

Accepted Answer

A) 5 
B) 10 
C) 20 
D) 40 
A) 5 
B) 10 
C) 20 
D) 40

Question 7

Which of the following describes one aspect of iron toxicity?

Accepted Answer

A) Among men in the United States, it is twice as common as iron-deficiency anemia 
B) In adults, the consumption of alcohol is somewhat protective against absorption of excess iron 
C) In most people with this disorder, infections are rare because bacteria are killed by excess iron in the blood 
D) It is usually caused by a virus that attacks the intestinal mucosal cells leading to unregulated and excessive iron absorption 
A) Among men in the United States, it is twice as common as iron-deficiency anemia 
B) In adults, the consumption of alcohol is somewhat protective against absorption of excess iron 
C) In most people with this disorder, infections are rare because bacteria are killed by excess iron in the blood 
D) It is usually caused by a virus that attacks the intestinal mucosal cells leading to unregulated and excessive iron absorption

Question 8

The most common cause of iron overload is

Accepted Answer

A) an injury to the GI tract. 
B) a genetic predisposition. 
C) excessive use of iron cookware. 
D) excessive use of iron supplements. 
A) an injury to the GI tract. 
B) a genetic predisposition. 
C) excessive use of iron cookware. 
D) excessive use of iron supplements.

Question 9

What is a glucose tolerance factor?

Accepted Answer

A) A protein that stimulates glycolysis 
B) A mineral cofactor for a specific enzyme 
C) A hormone that enhances pancreatic function 
D) A small organic compound that promotes the action of insulin 
A) A protein that stimulates glycolysis 
B) A mineral cofactor for a specific enzyme 
C) A hormone that enhances pancreatic function 
D) A small organic compound that promotes the action of insulin

Question 10

Approximately how much iron would be provided by a balanced diet supplying 2000 kcalories?

Accepted Answer

A) 3 mg 
B) 6 mg 
C) 12 mg 
D) 30 mg 
A) 3 mg 
B) 6 mg 
C) 12 mg 
D) 30 mg

Question 11

Which of the following is not a general feature of the trace minerals?

Accepted Answer

A) Mild deficiencies are easy to overlook 
B) They are rarely found in dietary supplements 
C) Most are toxic at only 2½-7 times the requirements 
D) The amounts contained in supplements are free from regulation by the FDA 
A) Mild deficiencies are easy to overlook 
B) They are rarely found in dietary supplements 
C) Most are toxic at only 2½-7 times the requirements 
D) The amounts contained in supplements are free from regulation by the FDA

Question 12

What is the Tolerable Upper Intake Level for zinc?

Accepted Answer

A) 20 mg 
B) 40 mg 
C) 80 mg 
D) 120 mg 
A) 20 mg 
B) 40 mg 
C) 80 mg 
D) 120 mg

Question 13

Which of the following would represent a source of possible iron contamination?

Accepted Answer

A) An iron frypan 
B) An iron chelate 
C) A ferric iron supplement 
D) A ferrous iron supplement 
A) An iron frypan 
B) An iron chelate 
C) A ferric iron supplement 
D) A ferrous iron supplement

Question 14

Which of the following is a characteristic of iron transport?

Accepted Answer

A) Albumin is the major iron transport protein in the blood 
B) Transferrin in the blood carries iron to the bone marrow 
C) Hemochromatosis results from inability to absorb and transport iron 
D) Ferritin functions by transporting iron from the spleen to the bone marrow 
A) Albumin is the major iron transport protein in the blood 
B) Transferrin in the blood carries iron to the bone marrow 
C) Hemochromatosis results from inability to absorb and transport iron 
D) Ferritin functions by transporting iron from the spleen to the bone marrow

Question 15

Chromium deficiency is characterized by

Accepted Answer

A) hypertension. 
B) hyperglycemia. 
C) enlargement of the liver. 
D) enlargement of the thyroid gland.
Question for Section 13.10 Molybdenum 
A) hypertension. 
B) hyperglycemia. 
C) enlargement of the liver. 
D) enlargement of the thyroid gland.
Question for Section 13.10 Molybdenum

Question 16

Which of the following has been shown to improve absorption of iron from iron supplements?

Accepted Answer

A) Taking then with milk 
B) Taking them with orange juice 
C) Taking them on an empty stomach rather than with meals 
D) Taking them in the form of the ferric salt rather than the ferrous salt 
A) Taking then with milk 
B) Taking them with orange juice 
C) Taking them on an empty stomach rather than with meals 
D) Taking them in the form of the ferric salt rather than the ferrous salt

Question 17

Which of the following is the richest source of iodine?

Accepted Answer

A) Corn 
B) Seafood 
C) Orange juice 
D) Cruciferous vegetables 
A) Corn 
B) Seafood 
C) Orange juice 
D) Cruciferous vegetables

Question 18

What is the primary mechanism associated with the role of fluoride in prevention of dental caries?

Accepted Answer

A) Fluoride increases calcium absorption, which increases crystal formation of teeth 
B) Decay is inhibited due to neutralization of organic acids produced by bacteria on the teeth 
C) Decay is reduced due to the inhibitory effects of fluoride on growth of bacteria on the teeth 
D) Fluoride becomes incorporated into the crystalline structure of teeth, making them less susceptible to decay 
A) Fluoride increases calcium absorption, which increases crystal formation of teeth 
B) Decay is inhibited due to neutralization of organic acids produced by bacteria on the teeth 
C) Decay is reduced due to the inhibitory effects of fluoride on growth of bacteria on the teeth 
D) Fluoride becomes incorporated into the crystalline structure of teeth, making them less susceptible to decay

Question 19

Why is taking vitamin C ineffective at enhancing iron absorption from standard iron supplements?

Accepted Answer

A) The iron in the supplement is in a chelated form 
B) The iron in the supplement is already in the ferrous form 
C) The iron in the supplement binds irreversibly with vitamin C 
D) The iron supplement already contains MFP to enhance absorption 
A) The iron in the supplement is in a chelated form 
B) The iron in the supplement is already in the ferrous form 
C) The iron in the supplement binds irreversibly with vitamin C 
D) The iron supplement already contains MFP to enhance absorption

Question 20

Which of the following is a prominent feature of mild iodine deficiency in children?

Accepted Answer

A) Demineralization 
B) Growth retardation 
C) Discoloration of teeth 
D) Poor performance in school 
A) Demineralization 
B) Growth retardation 
C) Discoloration of teeth 
D) Poor performance in school

Exam 13: The Trace Minerals

What is the Tolerable Upper Intake Level for fluoride?

Which of the following population groups is least susceptible to iron-deficiency anemia?

Deficiency of which of the following minerals is associated with retarded growth and sexual development in children?

What is the oxygen-carrying protein of muscle cells?

Which of the following defines an association between a protein and a function of zinc?

For every 10 adult males with iron deficiency, how many have iron overload?

Which of the following describes one aspect of iron toxicity?

The most common cause of iron overload is

What is a glucose tolerance factor?

Approximately how much iron would be provided by a balanced diet supplying 2000 kcalories?

Which of the following is not a general feature of the trace minerals?

What is the Tolerable Upper Intake Level for zinc?

Which of the following would represent a source of possible iron contamination?

Which of the following is a characteristic of iron transport?

Chromium deficiency is characterized by

Which of the following has been shown to improve absorption of iron from iron supplements?

Which of the following is the richest source of iodine?

What is the primary mechanism associated with the role of fluoride in prevention of dental caries?

Why is taking vitamin C ineffective at enhancing iron absorption from standard iron supplements?

Which of the following is a prominent feature of mild iodine deficiency in children?

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 Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, D, E, and K

Water and the Major 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

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