Question 1

Most of the fluoride in the U.S.comes from:

Accepted Answer

A) drinking water and toothpaste. 
B) dark green and yellow vegetables. 
C) tea. 
D) seafood and treated salt. 
A) drinking water and toothpaste. 
B) dark green and yellow vegetables. 
C) tea. 
D) seafood and treated salt.

Question 2

Which of the following is an excellent source of selenium?

Accepted Answer

A) Salmon 
B) Kiwi 
C) Potato 
D) Drinking water 
A) Salmon 
B) Kiwi 
C) Potato 
D) Drinking water

Question 3

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.

Question 4

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 5

Which of the following is the poorest source of iodine?

Accepted Answer

A) Apricots 
B) Milk 
C) Shrimp 
D) Iodized salt 
A) Apricots 
B) Milk 
C) Shrimp 
D) Iodized salt

Question 6

Which statement regarding antioxidant supplements is FALSE?

Accepted Answer

A) Some antioxidant supplements can actually enhance oxidation. 
B) The optimum dose of each antioxidant is unknown. 
C) Supplements cannot replace the benefits of eating antioxidant-rich foods. 
D) Antioxidant enzyme supplements have been shown to boost defenses. 
A) Some antioxidant supplements can actually enhance oxidation. 
B) The optimum dose of each antioxidant is unknown. 
C) Supplements cannot replace the benefits of eating antioxidant-rich foods. 
D) Antioxidant enzyme supplements have been shown to boost defenses.

Question 7

What are common physiologic functions of manganese?

Accepted Answer

Manganese-containing enzymes are involve

Question 8

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 9

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 10

Iodine deficiency often causes an enlarged thyroid gland resulting in:

Accepted Answer

A) blockage of arteries leading to the heart. 
B) a Dowager's hump. 
C) a goiter. 
D) shortness of breath. 
A) blockage of arteries leading to the heart. 
B) a Dowager's hump. 
C) a goiter. 
D) shortness of breath.

Question 11

Which of the following is a copper-containing plasma protein that converts iron to a form that can be transported and stored?

Accepted Answer

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

Question 12

Which is NOT a factor in determining the rates of iron absorption?

Accepted Answer

A) Blood glucose levels 
B) Levels of iron stores 
C) Presence of vitamin C in foods 
D) Form of iron ingested 
A) Blood glucose levels 
B) Levels of iron stores 
C) Presence of vitamin C in foods 
D) Form of iron ingested

Question 13

The richest source(s)of copper in the diet is (are):

Accepted Answer

A) organ meats such as liver and kidney. 
B) brewer's yeast. 
C) avocados. 
D) chicken and turkey. 
A) organ meats such as liver and kidney. 
B) brewer's yeast. 
C) avocados. 
D) chicken and turkey.

Question 14

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 15

What are the best food sources of zinc?

Accepted Answer

Beef and crab are both excelle

Question 16

Iron is a component of the protein,______ that binds and transports oxygen in the bloodstream.

Accepted Answer

A) ferritin 
B) albumin 
C) hemoglobin 
D) myoglobin 
A) ferritin 
B) albumin 
C) hemoglobin 
D) myoglobin

Question 17

Copper deficiency is most likely to occur in:

Accepted Answer

A) pre-term infants. 
B) children aged 1-3. 
C) adolescents. 
D) the elderly. 
A) pre-term infants. 
B) children aged 1-3. 
C) adolescents. 
D) the elderly.

Question 18

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 19

All of the following are adequate sources of nonheme iron EXCEPT:

Accepted Answer

A) apples. 
B) enriched white rice. 
C) garbanzo beans. 
D) spinach. 
A) apples. 
B) enriched white rice. 
C) garbanzo beans. 
D) spinach.

Question 20

There is not sufficient data to establish an AI or an RDA for the element:

Accepted Answer

A) molybdenum. 
B) nickel. 
C) chromium. 
D) selenium. 
A) molybdenum. 
B) nickel. 
C) chromium. 
D) selenium.

Exam 12: The Trace Minerals

Most of the fluoride in the U.S.comes from:

Which of the following is an excellent source of selenium?

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

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?

Which of the following is the poorest source of iodine?

Which statement regarding antioxidant supplements is FALSE?

What are common physiologic functions of manganese?

Which statement about fluoride is FALSE?

Chromium is thought to work by:

Iodine deficiency often causes an enlarged thyroid gland resulting in:

Which of the following is a copper-containing plasma protein that converts iron to a form that can be transported and stored?

Which is NOT a factor in determining the rates of iron absorption?

The richest source(s)of copper in the diet is (are):

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

What are the best food sources of zinc?

Iron is a component of the protein,______ that binds and transports oxygen in the bloodstream.

Copper deficiency is most likely to occur in:

Which is the true statement about iron loss?

All of the following are adequate sources of nonheme iron EXCEPT:

There is not sufficient data to establish an AI or an RDA for the element:

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 Nonvitamin/Nonmineral Supplements

Focus on Biotechnology

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