Question 1

Goitrogens are substances that _____.

Accepted Answer

A)   naturally occur in certain vegetables, such as collards, brussels sprouts, and kale
B)   are additives used in food processing
C)   develop as a result of iodine toxicity
D)   help in uptake of iodine by the thyroid
E)   can lead to cancerous growths in the pituitary glandF) A) and D)
G) None of the above

Question 2

Which of these diseases is a possible cause of copper toxicity?

Accepted Answer

A)   Huntington's disease
B)   Wilson's disease
C)   Menkes disease
D)   Parkinson's disease
E)   Keshan diseaseF) C) and E)
G) All of the above

Question 3

What is the Tolerable Upper Intake Level (UL)  for zinc for adults?

Accepted Answer

A)   20 mg
B)   40 mg
C)   80 mg
D)   120 mg
E)   160 mgF) B) and D)
G) All of the above

Question 4

Which nutrient deficiency makes children particularly vulnerable to lead toxicity?

Accepted Answer

A)   calcium
B)   vitamin C
C)   chromium
D)   iron
E)   seleniumF) None of the above
G) A) and B)

Question 5

Which of the following statements is true about zinc lozenges and the common cold?

Accepted Answer

A)   There is no known relationship.
B)   Zinc lozenges help reduce the severity of cold symptoms.
C)   Zinc taken with vitamin C may help prevent the common cold.
D)   Zinc lozenges may shorten the duration but not the severity of common cold symptoms.
E)   Any positive effect requires at least 500 mg zinc daily.F) B) and E)
G) A) and C)

Question 6

What is the name of the hormone that regulates iron balance in the body?

Accepted Answer

A)   ferritin
B)   transferrin
C)   hemosiderin
D)   hepcidin
E)   MFP factorF) A) and E)
G) A) and D)

Question 7

Zinc is primarily carried in the blood via _____.

Accepted Answer

A)   hemoglobin
B)   metallothionein
C)   albumin
D)   high-density lipoproteins
E)   low-density lipoproteinsF) A) and D)
G) All of the above

Question 8

How is copper like iron?

Accepted Answer

A)   Both are needed in many of the reactions involved in energy metabolism.
B)   Both are found in ample amounts in milk.
C)   A deficiency of both causes anemia.
D)   Both are better absorbed in the presence of ascorbic acid.
E)   Deficiencies of both are related to the development of pica.F) None of the above
G) A) and D)

Question 9

What tests are typically used to evaluate iron status?

Accepted Answer

A)   serum ferritin
B)   hemoglobin and hematocrit
C)   transferrin saturation
D)   erythrocyte protoporphyrin level
E)   urine analysisF) B) and E)
G) B) and C)

Question 10

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

Accepted Answer

A)   an iron frying pan
B)   an iron chelate
C)   a ferric iron supplement
D)   a ferrous iron supplement
E)   a vitamin C supplementF) All of the above
G) B) and E)

Question 11

Characteristics of molybdenum toxicity as reported in animal studies includes? Kidney damage and reproductive abnormalities

Accepted Answer

A)   Kidney damage and reproductive abnormalities
B)   Enhances activity of insulin
C)   Liver abnormalities
D)   The RDA is 0.1 mcg per day.
E)   It does not have an RDA because not enough is known about it.F) A) and B)
G) A) and C)

Question 12

Zinc toxicity _____.

Accepted Answer

A)   is unknown
B)   may occur at doses of more than 50 mg of zinc per day
C)   is most likely to occur in developing countries
D)   often goes hand in hand with iron toxicity
E)   is common in people who eat high-protein dietsF) A) and E)
G) B) and E)

Question 13

Describe the effects that the two rare genetic disorders, Menkes disease and Wilson's disease, have on copper status and the treatment for both.

Accepted Answer

These two disorders affect copper status...

Question 14

The genetic disorder ____________________ interferes with copper metabolism and creates a copper toxicity.

Accepted Answer

The answer of The genetic disorder ____________________ interferes with copper...

Question 15

Of these foods, which is a significant source of iodine?

Accepted Answer

A)   dairy products
B)   kale
C)   orange juice
D)   processed foods
E)   brussels sproutsF) A) and C)
G) C) and E)

Question 16

The condition in which the teeth are damaged from too much fluoride is called "____________________."

Accepted Answer

The answer of The condition in which the teeth are...

Question 17

Discuss phytochemicals. What are they? What functions do they provide? What effect, if any, do they have on health?

Accepted Answer

Phytochemicals are compounds found in pl...

Question 18

Describe the development of iron deficiency, including measurements used to assess iron status, and the development of iron-deficiency anemia.

Accepted Answer

Iron deficiency develops in stages. In t...

Question 19

Which of the following is true of fluoride?

Accepted Answer

A)   A deficiency causes the condition fluorosis.
B)   Toxicity is unknown.
C)   A deficiency can lead to pica.
D)   It is added to about 25% of community water systems in the United States.
E)   It makes teeth stronger and more resistant to decay.F) C) and D)
G) D) and E)

Question 20

About what percentage of iron is absorbed from a vegetarian diet?

Accepted Answer

A)   10%
B)   15%
C)   25%
D)   30%
E)   35%F) B) and C)
G) A) and E)

Exam 13: The Trace Minerals

What tests are typically used to evaluate iron status?

Correct AnswerverifiedShow Answer

Which of the following is true of fluoride?

Correct AnswerverifiedShow Answer

Describe the development of iron deficiency, including measurements used to assess iron status, and the development of iron-deficiency anemia.

Correct AnswerverifiedIron deficiency develops in stages. In t...View AnswerShow Answer

Characteristics of molybdenum toxicity as reported in animal studies includes? Kidney damage and reproductive abnormalities

Correct AnswerverifiedShow Answer

The condition in which the teeth are damaged from too much fluoride is called "____________________."

Correct AnswerverifiedShow Answer

The genetic disorder ____________________ interferes with copper metabolism and creates a copper toxicity.

Correct AnswerverifiedShow Answer

What is the Tolerable Upper Intake Level (UL) for zinc for adults?

Correct AnswerverifiedShow Answer

Which of the following statements is true about zinc lozenges and the common cold?

Correct AnswerverifiedShow Answer

Discuss phytochemicals. What are they? What functions do they provide? What effect, if any, do they have on health?

Correct AnswerverifiedPhytochemicals are compounds found in pl...View AnswerShow Answer

Describe the effects that the two rare genetic disorders, Menkes disease and Wilson's disease, have on copper status and the treatment for both.

Correct AnswerverifiedThese two disorders affect copper status...View AnswerShow Answer

About what percentage of iron is absorbed from a vegetarian diet?

Correct AnswerverifiedShow Answer

How is copper like iron?

Correct AnswerverifiedShow Answer

Zinc is primarily carried in the blood via _____.

Correct AnswerverifiedShow Answer

Of these foods, which is a significant source of iodine?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Zinc toxicity _____.

Correct AnswerverifiedShow Answer

Goitrogens are substances that _____.

Correct AnswerverifiedShow Answer

Which nutrient deficiency makes children particularly vulnerable to lead toxicity?

Correct AnswerverifiedShow Answer

Which of these diseases is a possible cause of copper toxicity?

Correct AnswerverifiedShow Answer

What is the name of the hormone that regulates iron balance in the body?

Correct AnswerverifiedShow Answer

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Iron deficiency develops in stages. In t...
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Phytochemicals are compounds found in pl...
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These two disorders affect copper status...
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