Question 1

Iron is important for optimal growth and development because it is _____.

Accepted Answer

A) a cofactor for synthesis of the neurotransmitter norepinephrine 
B) a cofactor for DNA synthesis 
C) a structural component of cell membranes 
D) a structural component of bone 
A) a cofactor for synthesis of the neurotransmitter norepinephrine 
B) a cofactor for DNA synthesis 
C) a structural component of cell membranes 
D) a structural component of bone

Question 2

Which of the following is an example of a chelator that binds nonheme iron, making it unavailable for absorption?

Accepted Answer

A) Polyphytates 
B) Phenosorbates 
C) Phenolphytates 
D) Polyphenols 
A) Polyphytates 
B) Phenosorbates 
C) Phenolphytates 
D) Polyphenols

Question 3

Excess manganese is excreted:

Accepted Answer

A) through sweat. 
B) via the lungs. 
C) in the urine. 
D) in the feces. 
A) through sweat. 
B) via the lungs. 
C) in the urine. 
D) in the feces.

Question 4

Which trace mineral was designated an essential nutrient because its deficiency in animals caused a diabetic-like state?

Accepted Answer

A) Chromium 
B) Zinc 
C) Iodine 
D) Magnesium 
A) Chromium 
B) Zinc 
C) Iodine 
D) Magnesium

Question 5

Generally, fruits are not good sources of trace minerals. The exceptions are  _____.

Accepted Answer

A) molybdenum and zinc 
B) copper and molybdenum 
C) chromium and manganese 
D) copper and selenium 
A) molybdenum and zinc 
B) copper and molybdenum 
C) chromium and manganese 
D) copper and selenium

Question 6

_______________ disease results from selenium deficiency.

Accepted Answer

The answer of _______________ disease results from selenium deficiency....

Question 7

The genetic condition _____ causes decreased absorption of a trace mineral and results in growth failure and red, scaly skin (especially around the scalp, eyes, and feet) in infants.

Accepted Answer

A) acrodermatitis enteropathica 
B) hereditary hemochromatosis 
C) cretinism 
D) Keshan disease 
A) acrodermatitis enteropathica 
B) hereditary hemochromatosis 
C) cretinism 
D) Keshan disease

Question 8

Which one of the following is the regulation site for iodine and selenium?

Accepted Answer

A) Stomach 
B) Small intestine 
C) Kidneys 
D) Liver 
A) Stomach 
B) Small intestine 
C) Kidneys 
D) Liver

Question 9

Whole grains and greens are excellent sources of iodine.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following foods contains heme iron?

Accepted Answer

A) Green leafy vegetables 
B) Mushrooms 
C) Poultry 
D) Legumes 
A) Green leafy vegetables 
B) Mushrooms 
C) Poultry 
D) Legumes

Question 11

Which of the following is a general characteristic of trace minerals?

Accepted Answer

A) The amount of trace minerals in plant-based foods is consistent regardless of the mineral content of soil and water. 
B) The amount of trace minerals present in foods is influenced by the cooking method and the length of the cooking process. 
C) Trace minerals are circulated from the GI tract to the liver and throughout the body. 
D) Toxicities from excess consumption of trace minerals from some food sources are common. 
A) The amount of trace minerals in plant-based foods is consistent regardless of the mineral content of soil and water. 
B) The amount of trace minerals present in foods is influenced by the cooking method and the length of the cooking process. 
C) Trace minerals are circulated from the GI tract to the liver and throughout the body. 
D) Toxicities from excess consumption of trace minerals from some food sources are common.

Question 12

Excess chromium is excreted:

Accepted Answer

A) through sweat. 
B) via the lungs. 
C) in the urine. 
D) in the feces. 
A) through sweat. 
B) via the lungs. 
C) in the urine. 
D) in the feces.

Question 13

Jack has no genetic disorders, does not consume excessive trace mineral supplements, and has not experienced environmental overexposure. Yet, he could still be at risk for developing either a deficiency or toxicity of which two trace minerals?

Accepted Answer

A) Iron and iodine 
B) Selenium and molybdenum 
C) Copper and manganese 
D) Zinc and chromium 
A) Iron and iodine 
B) Selenium and molybdenum 
C) Copper and manganese 
D) Zinc and chromium

Question 14

The best sources of selenium are:

Accepted Answer

A) nuts, seafood, and meat. 
B) green leafy vegetables and fruit. 
C) olive oil, hard cheese, and red wine. 
D) milk, yogurt, and soft cheeses. 
A) nuts, seafood, and meat. 
B) green leafy vegetables and fruit. 
C) olive oil, hard cheese, and red wine. 
D) milk, yogurt, and soft cheeses.

Question 15

What trace mineral other than copper is a cofactor for superoxide dismutase, an enzyme that protects cells from free radicals?

Accepted Answer

A) Manganese 
B) Magnesium 
C) Iodine 
D) Chromium 
A) Manganese 
B) Magnesium 
C) Iodine 
D) Chromium

Question 16

Reducing agents increase the bioavailability of nonheme iron by _____.

Accepted Answer

A) storing iron in the enterocyte until the body needs more iron 
B) binding ferrous iron to ferric iron 
C) making possible the transport of nonheme iron across intestinal membranes 
D) preventing hemochromatosis 
A) storing iron in the enterocyte until the body needs more iron 
B) binding ferrous iron to ferric iron 
C) making possible the transport of nonheme iron across intestinal membranes 
D) preventing hemochromatosis

Question 17

Acrodermatitis enteropathica causes decreased _____ absorption, and hence requires life-long supplementation of this mineral

Accepted Answer

A) zinc 
B) selenium 
C) iodine 
D) copper 
A) zinc 
B) selenium 
C) iodine 
D) copper

Question 18

Which trace mineral is not an essential nutrient but has long been recognized for strengthening bones and teeth?

Accepted Answer

A) Fluoride 
B) Magnesium 
C) Zinc 
D) Molybdenum 
A) Fluoride 
B) Magnesium 
C) Zinc 
D) Molybdenum

Question 19

What dietary and genetic factors can affect zinc’s bioavailability?

Accepted Answer

-Dietary factors: Bioavailability of zin

Question 20

Discuss why iodine deficiency is a significant public health problem worldwide. What can be done to solve this problem?

Accepted Answer

Iodine deficiency is a significant publi

Iron is important for optimal growth and development because it is _____.

Which of the following is an example of a chelator that binds nonheme iron, making it unavailable for absorption?

Excess manganese is excreted:

Which trace mineral was designated an essential nutrient because its deficiency in animals caused a diabetic-like state?

Generally, fruits are not good sources of trace minerals. The exceptions are _____.

_______________ disease results from selenium deficiency.

The genetic condition _____ causes decreased absorption of a trace mineral and results in growth failure and red, scaly skin (especially around the scalp, eyes, and feet) in infants.

Which one of the following is the regulation site for iodine and selenium?

Whole grains and greens are excellent sources of iodine.

Which of the following foods contains heme iron?

Which of the following is a general characteristic of trace minerals?

Excess chromium is excreted:

Jack has no genetic disorders, does not consume excessive trace mineral supplements, and has not experienced environmental overexposure. Yet, he could still be at risk for developing either a deficiency or toxicity of which two trace minerals?

The best sources of selenium are:

What trace mineral other than copper is a cofactor for superoxide dismutase, an enzyme that protects cells from free radicals?

Reducing agents increase the bioavailability of nonheme iron by _____.

Acrodermatitis enteropathica causes decreased _____ absorption, and hence requires life-long supplementation of this mineral

Which trace mineral is not an essential nutrient but has long been recognized for strengthening bones and teeth?

What dietary and genetic factors can affect zinc’s bioavailability?

Discuss why iodine deficiency is a significant public health problem worldwide. What can be done to solve this problem?

The Science of Nutrition

Nutritional Assessmendietary Planning

Chemical, Biological, and Physiological Aspects of Nutrition

Carbohydrates

Protein

Lipids

Energy Metabolism

Energy Balance and Body Weight Regulation

Physical Activity and Health

Water-Soluble Vitamins

Fat-Soluble Vitamins

The Major Minerals and Water

Life Cycle Nutrition

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Exam 13: The Trace Minerals

Iron is important for optimal growth and development because it is _____.

Which of the following is an example of a chelator that binds nonheme iron, making it unavailable for absorption?

Excess manganese is excreted:

Which trace mineral was designated an essential nutrient because its deficiency in animals caused a diabetic-like state?

Generally, fruits are not good sources of trace minerals. The exceptions are _____.

_______________ disease results from selenium deficiency.

The genetic condition _____ causes decreased absorption of a trace mineral and results in growth failure and red, scaly skin (especially around the scalp, eyes, and feet) in infants.

Which one of the following is the regulation site for iodine and selenium?

Whole grains and greens are excellent sources of iodine.

Which of the following foods contains heme iron?

Which of the following is a general characteristic of trace minerals?

Excess chromium is excreted:

Jack has no genetic disorders, does not consume excessive trace mineral supplements, and has not experienced environmental overexposure. Yet, he could still be at risk for developing either a deficiency or toxicity of which two trace minerals?

The best sources of selenium are:

What trace mineral other than copper is a cofactor for superoxide dismutase, an enzyme that protects cells from free radicals?

Reducing agents increase the bioavailability of nonheme iron by _____.

Acrodermatitis enteropathica causes decreased _____ absorption, and hence requires life-long supplementation of this mineral

Which trace mineral is not an essential nutrient but has long been recognized for strengthening bones and teeth?

What dietary and genetic factors can affect zinc’s bioavailability?

Discuss why iodine deficiency is a significant public health problem worldwide. What can be done to solve this problem?

The Science of Nutrition

Nutritional Assessmendietary Planning

Chemical, Biological, and Physiological Aspects of Nutrition

Carbohydrates

Protein

Lipids

Energy Metabolism

Energy Balance and Body Weight Regulation

Physical Activity and Health

Water-Soluble Vitamins

Fat-Soluble Vitamins

The Major Minerals and Water

Life Cycle Nutrition

Filters