Question 1

What factors influence copper absorption into the body?

Accepted Answer

Copper absorption into the body is influ

Question 2

What role does zinc play in reducing the prevalence and severity of the common cold?

Accepted Answer

Zinc is an essential trace mineral that

Question 3

What are common physiologic functions of manganese?

Accepted Answer

Manganese is an essential trace element

Question 4

The trace minerals are difficult to study in humans because:

Accepted Answer

A) some of them are required in such small amounts that environmental contamination can obscure experimental results. 
B) they are so small,they are difficult to identify. 
C) they are required in such small amounts that deficiencies do not occur. 
D) biological tests are imprecise. 
A) some of them are required in such small amounts that environmental contamination can obscure experimental results. 
B) they are so small,they are difficult to identify. 
C) they are required in such small amounts that deficiencies do not occur. 
D) biological tests are imprecise.

Question 5

Identify the most accurate statement regarding copper.

Accepted Answer

A) Copper deficiency usually causes iron-deficiency anemia. 
B) Copper deficiency may result in zinc deficiency. 
C) High copper intake can cause osteoporosis. 
D) Copper excess may cause changes in hair color. 
A) Copper deficiency usually causes iron-deficiency anemia. 
B) Copper deficiency may result in zinc deficiency. 
C) High copper intake can cause osteoporosis. 
D) Copper excess may cause changes in hair color.

Question 6

What is the role of selenium in Keshan disease?

Accepted Answer

Keshan disease is a potentially fatal fo

Question 7

What role does soil selenium content play in Keshan Disease?

Accepted Answer

Keshan Disease is a potentially fatal fo

Question 8

Chromium is thought to work by:

Accepted Answer

A) binding to insulin. 
B) slowing the absorption of glucose. 
C) interacting with the insulin receptor. 
D) stimulating the pancreas. 
A) binding to insulin. 
B) slowing the absorption of glucose. 
C) interacting with the insulin receptor. 
D) stimulating the pancreas.

Question 9

The following are physiologic roles of copper EXCEPT:

Accepted Answer

A) connective tissue synthesis. 
B) maintenance of heart muscle. 
C) normal sexual development. 
D) functioning of the central nervous system. 
A) connective tissue synthesis. 
B) maintenance of heart muscle. 
C) normal sexual development. 
D) functioning of the central nervous system.

Question 10

How is iron transported in the blood?

Accepted Answer

Iron is transported in the blood bound t

Question 11

What is a goitrogen? What are common sources?

Accepted Answer

A goitrogen is a substance that can inte

Question 12

What is the function of hemoglobin in the body?

Accepted Answer

Hemoglobin is a protein found in red blo

Question 13

Of the following,_______ is (are)the best source of zinc.

Accepted Answer

A) apples 
B) refined grains 
C) chocolate 
D) red meat 
A) apples 
B) refined grains 
C) chocolate 
D) red meat

Question 14

What are the best food sources of zinc?

Accepted Answer

Zinc is an essential mineral that plays

Question 15

Which of the following statements is true regarding copper absorption?

Accepted Answer

A) Zinc promotes the absorption of copper. 
B) About 80% of copper is absorbed. 
C) Vitamin C enhances copper absorption. 
D) By inhibiting zinc absorption,phytates may enhance the copper absorption. 
A) Zinc promotes the absorption of copper. 
B) About 80% of copper is absorbed. 
C) Vitamin C enhances copper absorption. 
D) By inhibiting zinc absorption,phytates may enhance the copper absorption.

Question 16

The poorest source of fluoride among the following is:

Accepted Answer

A) toothpaste. 
B) foods cooked with Teflon. 
C) tea. 
D) pork. 
A) toothpaste. 
B) foods cooked with Teflon. 
C) tea. 
D) pork.

Question 17

What factors enhance iron absorption? What are factors that interfere with iron absorption?

Accepted Answer

Iron absorption can be influenced by var

Question 18

Iodine deficiency during pregnancy may cause ____________ in the offspring.

Accepted Answer

A) cretinism 
B) neural tube defects 
C) fetal goiter syndrome 
D) hypoglycemia 
A) cretinism 
B) neural tube defects 
C) fetal goiter syndrome 
D) hypoglycemia

Question 19

Which statement about fluoride is FALSE?

Accepted Answer

A) Fluoride is poorly absorbed,with only ~20% transported across the intestine. 
B) Calcium containing foods decrease fluoride absorption. 
C) Fluoridated water typically contains 0.7-1.2 ppm fluoride. 
D) Fluoride has the greatest effect on caries prevention before age 13. 
A) Fluoride is poorly absorbed,with only ~20% transported across the intestine. 
B) Calcium containing foods decrease fluoride absorption. 
C) Fluoridated water typically contains 0.7-1.2 ppm fluoride. 
D) Fluoride has the greatest effect on caries prevention before age 13.

Question 20

Substances that interfere with the utilization of iodine or with the function of the thyroid gland are called:

Accepted Answer

A) thyroxin interference aggregates. 
B) goitrogens. 
C) homeostatic decoupling agents. 
D) cretinoids. 
A) thyroxin interference aggregates. 
B) goitrogens. 
C) homeostatic decoupling agents. 
D) cretinoids.

Exam 12: The Trace Minerals

What factors influence copper absorption into the body?

What role does zinc play in reducing the prevalence and severity of the common cold?

What are common physiologic functions of manganese?

The trace minerals are difficult to study in humans because:

Identify the most accurate statement regarding copper.

What is the role of selenium in Keshan disease?

What role does soil selenium content play in Keshan Disease?

Chromium is thought to work by:

The following are physiologic roles of copper EXCEPT:

How is iron transported in the blood?

What is a goitrogen? What are common sources?

What is the function of hemoglobin in the body?

Of the following,_______ is (are)the best source of zinc.

What are the best food sources of zinc?

Which of the following statements is true regarding copper absorption?

The poorest source of fluoride among the following is:

What factors enhance iron absorption? What are factors that interfere with iron absorption?

Iodine deficiency during pregnancy may cause ____________ in the offspring.

Which statement about fluoride is FALSE?

Substances that interfere with the utilization of iodine or with the function of the thyroid gland are called:

Nutrition: Food for Health

Nutrition Guidelines: Applying the Science of Nutrition

Digestion, Absorption, and Metabolism

Carbohydrates: Sugars, Starches, and Fiber

Lipids: Triglycerides, Phospholipids, and Cholesterol

Proteins and Amino Acids

Energy Balance and Weight Management

The Water-Soluble Vitamins

The Fat-Soluble Vitamins

Water and the Electrolytes

Major Minerals and Bone Health

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 on Alcohol

Focus on Eating Disorders

Focus on Phytochemicals

Focus on Nonvitaminnonmineral Supplements

Focus on Biotechnology

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