Question 1

Describe zinc's role in the body. What are significant sources of zinc?

Accepted Answer

Zinc supports the work of thousands of p...

Question 2

What is the oxygen-carrying protein of muscle cells?

Accepted Answer

A)   transferrin
B)   myoglobin
C)   hemoglobin
D)   cytochrome
E)   oxyglobinF) B) and D)
G) C) and E)

Question 3

Which of the following substances enhances absorption of nonheme iron?

Accepted Answer

A)   MFP factor
B)   phytates
C)   calcium
D)   polyphenols
E)   tannic acidF) B) and C)
G) A) and B)

Question 4

The iodization of salt _____.

Accepted Answer

A)   began in the United States in the 1880s
B)   has helped eradicate most cases of cretinism in the United States
C)   is mandatory in the United States
D)   is available to only about 10% of households in developing countries
E)   has no benefit except for childrenF) All of the above
G) C) and D)

Question 5

Which of the following foods provides iron in the most absorbable form?

Accepted Answer

A)   rice
B)   spinach
C)   chicken
D)   orange juice
E)   watermelonF) All of the above
G) A) and B)

Question 6

Which of these statements is true of nonheme iron?

Accepted Answer

A)   It is present in plant-derived foods only.
B)   It is present in both plant-derived and animal-derived foods.
C)   Only about 25 % of nonheme iron in food is absorbed.
D)   Citric acid interferes with its absorption.
E)   Its absorption is enhanced by phytates.F) A) and E)
G) All of the above

Question 7

Most of the body's iron is found in the proteins _____ and ____________________.

Accepted Answer

hemoglobin...

Question 8

The erythrocyte protoporphyrin level is an indicator of _____.

Accepted Answer

A)   late iron toxicity
B)   early iron toxicity
C)   late iron deficiency
D)   early iron deficiency
E)   adequacy or iron storesF) A) and B)
G) A) and D)

Question 9

About what percentage of the iron consumed in one day represents heme iron?

Accepted Answer

A)   5%
B)   10%
C)   25%
D)   50%
E)   90%F) D) and E)
G) B) and E)

Question 10

Match between columns
                        Premises: Fortification that has helped reduce incidence of goiter and cretinism
Notoriously poor source of iron
DRIs not yet determined
Zinc-binding protein of the intestine
Nutrient whose amount is as little as 0.1 parts per million parts of body tissue
Mineral that inhibits absorption of nonheme iron
Trace mineral that reduces dental caries
Hormone that regulates iron balance
Mineral whose deficiency is related to stunted growth and immature sexual development
Form of iron found only in meat, fish, and poultry
Enlargement in neck caused by iodine deficiency
Disease associated with severe selenium deficiency
Peptide that enhances absorption of nonheme iron
Iron-containing protein in erythrocytes
Deficiency leads to diabetes-like condition
Iron-storage protein that captures iron from food and stores it in cells of small intestine
Mineral most often deficient in diets
Oxygen-carrying protein in muscle
Examples include lead, mercury, and cadmium
Form of iron found in both plant and animal foods

Accepted Answer

The Answer of Metallothionein and Ferritin and Heme and Nonheme is...

Question 11

Name and describe an example of a food or water fortification or enrichment program in the United States aimed at reducing deficiencies of an essential trace mineral.

Accepted Answer

Iron enrichment of flour and grain produ...

Question 12

Zinc supports the work of thousands of proteins in the body, such as ____________.

Accepted Answer

A)   metalloenzymes
B)   lipase
C)   lactase
D)   CCK
E)   oxidoreductaseF) A) and E)
G) All of the above

Question 13

What is the main symptom of iodine deficiency?

Accepted Answer

A)   anemia
B)   goiter
C)   skin lesions
D)   diarrhea
E)   purplish tongueF) A) and B)
G) C) and D)

Question 14

Which of the following is true of manganese?

Accepted Answer

A)   It is found in all organs of the body.
B)   Its absorption is improved by phytates.
C)   Toxicities are more likely to occur from a contaminated environment than from excess dietary intake.
D)   It is found in a wide range of foods, including meat and milk.
E)   There is no RDA because deficiencies are unknown.F) D) and E)
G) None of the above

Question 15

Iron balance is maintained in the body mainly through _____.

Accepted Answer

A)   absorption
B)   excretion
C)   gluconeogenesis
D)   glycolysis
E)   bile productionF) B) and C)
G) A) and E)

Question 16

Which of these foods is a good vegetarian source of iron?

Accepted Answer

A)   yogurt
B)   milk
C)   cashews
D)   apples
E)   honeyF) C) and D)
G) A) and E)

Question 17

The baking industry uses ____________ as dough conditioners

Accepted Answer

A)   sugars
B)   alcohol
C)   carbon dioxide
D)   iodates
E)   triglyceridesF) A) and B)
G) B) and E)

Question 18

Which of the following characterizes iron-deficiency anemia?

Accepted Answer

A)   macrocytic red blood cells
B)   microcytic red blood cells
C)   purplish tongue
D)   reddened cheeks
E)   hyperchromic red blood cellsF) A) and B)
G) B) and C)

Question 19

Which of the following protein foods is the best source of copper?

Accepted Answer

A)   chicken
B)   shellfish
C)   beefsteak
D)   hamburger
E)   lambF) A) and C)
G) A) and E)

Question 20

For most people in the United States, the best source of fluoride is _____.

Accepted Answer

A)   fluoridated drinking water
B)   toothpaste
C)   fresh fruits and vegetables
D)   fluoride supplements
E)   meatF) A) and E)
G) B) and E)

Exam 13: The Trace Minerals

Which of the following characterizes iron-deficiency anemia?

Correct Answer
verified

The iodization of salt _____.

Correct Answer
verified

Name and describe an example of a food or water fortification or enrichment program in the United States aimed at reducing deficiencies of an essential trace mineral.

Correct Answer
verified
Iron enrichment of flour and grain produ...
View Answer

Which of these statements is true of nonheme iron?

Correct Answer
verified

What is the oxygen-carrying protein of muscle cells?

Correct Answer
verified

What is the main symptom of iodine deficiency?

Correct Answer
verified

Which of the following foods provides iron in the most absorbable form?

Correct Answer
verified

Which of the following is true of manganese?

Correct Answer
verified

For most people in the United States, the best source of fluoride is _____.

Correct Answer
verified

Match the correct answer with the appropriate term

Which of the following substances enhances absorption of nonheme iron?

Correct Answer
verified

Which of these foods is a good vegetarian source of iron?

Correct Answer
verified

Most of the body's iron is found in the proteins _ and ________________.

Correct Answer
verified
hemoglobin...
View Answer

The baking industry uses ____________ as dough conditioners

Correct Answer
verified

Which of the following protein foods is the best source of copper?

Correct Answer
verified

The erythrocyte protoporphyrin level is an indicator of _____.

Correct Answer
verified

Describe zinc's role in the body. What are significant sources of zinc?

Correct Answer
verified
Zinc supports the work of thousands of p...
View Answer

About what percentage of the iron consumed in one day represents heme iron?

Correct Answer
verified

Zinc supports the work of thousands of proteins in the body, such as ____________.

Correct Answer
verified

Iron balance is maintained in the body mainly through _____.

Correct Answer
verified

Exam 13: The Trace Minerals

Which of the following characterizes iron-deficiency anemia?

Correct AnswerverifiedShow Answer

The iodization of salt _____.

Correct AnswerverifiedShow Answer

Name and describe an example of a food or water fortification or enrichment program in the United States aimed at reducing deficiencies of an essential trace mineral.

Correct AnswerverifiedIron enrichment of flour and grain produ...View AnswerShow Answer

Which of these statements is true of nonheme iron?

Correct AnswerverifiedShow Answer

What is the oxygen-carrying protein of muscle cells?

Correct AnswerverifiedShow Answer

What is the main symptom of iodine deficiency?

Correct AnswerverifiedShow Answer

Which of the following foods provides iron in the most absorbable form?

Correct AnswerverifiedShow Answer

Which of the following is true of manganese?

Correct AnswerverifiedShow Answer

For most people in the United States, the best source of fluoride is _____.

Correct AnswerverifiedShow Answer

Match the correct answer with the appropriate term

Which of the following substances enhances absorption of nonheme iron?

Correct AnswerverifiedShow Answer

Which of these foods is a good vegetarian source of iron?

Correct AnswerverifiedShow Answer

Most of the body's iron is found in the proteins _____ and ____________________.

Correct Answerverifiedhemoglobin...View AnswerShow Answer

The baking industry uses ____________ as dough conditioners

Correct AnswerverifiedShow Answer

Which of the following protein foods is the best source of copper?

Correct AnswerverifiedShow Answer

The erythrocyte protoporphyrin level is an indicator of _____.

Correct AnswerverifiedShow Answer

Describe zinc's role in the body. What are significant sources of zinc?

Correct AnswerverifiedZinc supports the work of thousands of p...View AnswerShow Answer

About what percentage of the iron consumed in one day represents heme iron?

Correct AnswerverifiedShow Answer

Zinc supports the work of thousands of proteins in the body, such as ____________.

Correct AnswerverifiedShow Answer

Iron balance is maintained in the body mainly through _____.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Iron enrichment of flour and grain produ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Most of the body's iron is found in the proteins _ and ________________.

Correct Answer
verified
hemoglobin...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Zinc supports the work of thousands of p...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified