Question 1

Marginal chromium deficiency has been linked to:

Accepted Answer

A) breast cancer. 
B) polio. 
C) strokes. 
D) type 2 diabetes. 
A) breast cancer. 
B) polio. 
C) strokes. 
D) type 2 diabetes.

Question 2

What is a goitrogen? What are common sources?

Accepted Answer

Goitrogens are substances in f

Question 3

If the initiative does not pass and fluoride is not added to the drinking water,what are other means by which the dental health of children in the community could be protected?

Accepted Answer

The American Academy of Pediatrics sugge

Question 4

Manganese homeostasis is maintained through:

Accepted Answer

A) excretion by the kidneys. 
B) no controlled process. 
C) regulation of absorption and excretion in the bile. 
D) competition with other minerals. 
A) excretion by the kidneys. 
B) no controlled process. 
C) regulation of absorption and excretion in the bile. 
D) competition with other minerals.

Question 5

_______________ is an inherited condition that causes individuals to absorb and accumulate too much iron.

Accepted Answer

A) Hemochromatosis 
B) Hematocrit absorption syndrome 
C) Hyperferritosis 
D) Reverse anemia 
A) Hemochromatosis 
B) Hematocrit absorption syndrome 
C) Hyperferritosis 
D) Reverse anemia

Question 6

Which statement about manganese toxicity is FALSE?

Accepted Answer

A) Toxic levels can occur in mineworkers exposed to manganese dust. 
B) Manganese toxicity damages the nervous system. 
C) Manganese toxicity is not the result of eating manganese-containing foods. 
D) Manganese toxicity is a common cause of birth defects. 
A) Toxic levels can occur in mineworkers exposed to manganese dust. 
B) Manganese toxicity damages the nervous system. 
C) Manganese toxicity is not the result of eating manganese-containing foods. 
D) Manganese toxicity is a common cause of birth defects.

Question 7

___________ is a component of the antioxidant enzyme gluthathione peroxidase.

Accepted Answer

A) Molybdenum 
B) Nickel 
C) Selenium 
D) Boron 
A) Molybdenum 
B) Nickel 
C) Selenium 
D) Boron

Question 8

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 9

A naturally occurring molybdenum deficiency:

Accepted Answer

A) has never been reported. 
B) is most common in the elderly. 
C) is more common in women than men. 
D) is becoming more and common. 
A) has never been reported. 
B) is most common in the elderly. 
C) is more common in women than men. 
D) is becoming more and common.

Question 10

Which is the true statement about iron loss?

Accepted Answer

A) When red blood cells die,the iron in the cells is excreted. 
B) Most loss of iron from the body is associated with blood loss. 
C) There is significant loss of iron through the urinary tract. 
D) Iron from red blood cells binds to calcium and is excreted through the large intestine. 
A) When red blood cells die,the iron in the cells is excreted. 
B) Most loss of iron from the body is associated with blood loss. 
C) There is significant loss of iron through the urinary tract. 
D) Iron from red blood cells binds to calcium and is excreted through the large intestine.

Question 11

One form of the enzyme superoxide dismutase (SOD),which has antioxidant properties,contains the trace element __________.

Accepted Answer

A) iron 
B) copper 
C) sulfur 
D) sodium 
A) iron 
B) copper 
C) sulfur 
D) sodium

Question 12

Which of the following statements about Keshan disease is FALSE?

Accepted Answer

A) A virus appears to be involved. 
B) It causes an enlarged heart and poor heart function. 
C) Middle aged men are most at risk. 
D) Keshan disease occurred in areas of China where soil selenium is very low. 
A) A virus appears to be involved. 
B) It causes an enlarged heart and poor heart function. 
C) Middle aged men are most at risk. 
D) Keshan disease occurred in areas of China where soil selenium is very low.

Question 13

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 14

What is the function of hemoglobin in the body?

Accepted Answer

Hemoglobin is an iron-containi

Question 15

What factors influence copper absorption into the body?

Accepted Answer

Copper absorption is reduced b

Question 16

Why is fluoride commonly added to drinking water?

Accepted Answer

Fluoride is essential for bone and denta

Question 17

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 18

Which is the most sensitive indicator of iron stores in the body?

Accepted Answer

A) Ferritin 
B) Hematocrit 
C) Hemoglobin 
D) Transferrin 
A) Ferritin 
B) Hematocrit 
C) Hemoglobin 
D) Transferrin

Question 19

A low selenium diet has been most highly associated with:

Accepted Answer

A) arthritis. 
B) cancer. 
C) dementia. 
D) diabetes. 
A) arthritis. 
B) cancer. 
C) dementia. 
D) diabetes.

Question 20

Which of the following is NOT a true statement?

Accepted Answer

A) Cooking in iron skillets can provide dietary iron. 
B) Vitamin C enhances iron absorption. 
C) Phytates in cereal enhance the absorption of iron. 
D) Calcium supplements decrease iron absorption. 
A) Cooking in iron skillets can provide dietary iron. 
B) Vitamin C enhances iron absorption. 
C) Phytates in cereal enhance the absorption of iron. 
D) Calcium supplements decrease iron absorption.

Exam 12: The Trace Elements

Marginal chromium deficiency has been linked to:

What is a goitrogen? What are common sources?

If the initiative does not pass and fluoride is not added to the drinking water,what are other means by which the dental health of children in the community could be protected?

Manganese homeostasis is maintained through:

_______________ is an inherited condition that causes individuals to absorb and accumulate too much iron.

Which statement about manganese toxicity is FALSE?

___________ is a component of the antioxidant enzyme gluthathione peroxidase.

Identify the most accurate statement regarding copper.

A naturally occurring molybdenum deficiency:

Which is the true statement about iron loss?

One form of the enzyme superoxide dismutase (SOD),which has antioxidant properties,contains the trace element __________.

Which of the following statements about Keshan disease is FALSE?

Iodine deficiency during pregnancy may cause ____________ in the offspring.

What is the function of hemoglobin in the body?

What factors influence copper absorption into the body?

Why is fluoride commonly added to drinking water?

The following are physiologic roles of copper EXCEPT:

Which is the most sensitive indicator of iron stores in the body?

A low selenium diet has been most highly associated with:

Which of the following is NOT a true statement?

Nutrition: Food for Health

Digestion, Absorption, and Metabolism

Carbohydrates: Sugars, Starches, and Fibre

Lipids

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 Biotechnology

Focus On Eating Disorders

Focus On Phytochemicals

Focus on Supplements

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