Question 1

A toxicity of folate can disguise a true deficiency of which nutrient, resulting in nerve damage?

Accepted Answer

A)  niacin 
B)  vitamin B₆ 
C)  iron 
D)  vitamin B₁₂ 
A)  niacin 
B)  vitamin B₆ 
C)  iron 
D)  vitamin B₁₂

Question 2

Because of a condition known as atrophic gastritis, older adults sometimes need to be given periodic injections of B₁₂.

Accepted Answer

A) True 
 B)False

Question 3

Discuss why iodine is important, especially during pregnancy.

Accepted Answer

Iodine is a trace mineral needed to supp

Question 4

What is the most common nutrient deficiency, worldwide?

Accepted Answer

A)  calcium 
B)  vitamin B₁₂ 
C)  folate 
D)  iron 
A)  calcium 
B)  vitamin B₁₂ 
C)  folate 
D)  iron

Question 5

Which of the following is a molecule that combines with an enzyme to activate it and help it do its job?

Accepted Answer

A)  a transport protein 
B)  collagen 
C)  a coenzyme 
D)  a prion 
A)  a transport protein 
B)  collagen 
C)  a coenzyme 
D)  a prion

Question 6

What are 3 special circumstances that diminish iron status?

Accepted Answer

Circumstances that diminish iron status:

Question 7

Diets rich in vitamin B₆, folate, and vitamin B₁₂ are associated with reduced blood levels of the amino acid homocysteine.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is NOT a good source of vitamin K?

Accepted Answer

A)  exposure to sunlight 
B)  spinach 
C)  soybean oil 
D)  intestinal bacteria 
A)  exposure to sunlight 
B)  spinach 
C)  soybean oil 
D)  intestinal bacteria

Question 9

Which statement regarding thiamin is FALSE?

Accepted Answer

A)  It plays a critical role in the breakdown of glucose for energy. 
B)  It plays a role in the synthesis of neurotransmitters. 
C)  It is often toxic when consumed in excess. 
D)  It acts as a coenzyme in the metabolism of branched-chain amino acids. 
A)  It plays a critical role in the breakdown of glucose for energy. 
B)  It plays a role in the synthesis of neurotransmitters. 
C)  It is often toxic when consumed in excess. 
D)  It acts as a coenzyme in the metabolism of branched-chain amino acids.

Question 10

Neural tube defects are associated with insufficient folate during the first four weeks of pregnancy.

Accepted Answer

A) True 
 B)False

Question 11

A major dietary source of iodine worldwide is

Accepted Answer

A)  dairy products. 
B)  salt water fish. 
C)  iodized table salt. 
D)  fruits and vegetables. 
A)  dairy products. 
B)  salt water fish. 
C)  iodized table salt. 
D)  fruits and vegetables.

Question 12

High zinc intakes can inhibit the absorption of copper.

Accepted Answer

A) True 
 B)False

Question 13

Why is folate such an important nutrient for the developing fetus?

Accepted Answer

Folate is involved in DNA synthesis and

Question 14

Without adequate vitamin K, blood does not clot properly and bleeding problems can develop.

Accepted Answer

A) True 
 B)False

Question 15

The transport protein for iron is

Accepted Answer

A)  heme. 
B)  hemosiderin. 
C)  ferritin. 
D)  transferrin. 
A)  heme. 
B)  hemosiderin. 
C)  ferritin. 
D)  transferrin.

Question 16

Describe the condition that affects 10% to 30% of adults older than 50 years of age. What 3 dietary actions can be taken to offset the consequences of this condition?

Accepted Answer

Atrophic gastritis is a condition that r

Question 17

Describe the factors that affect iron absorption in the body.

Accepted Answer

There are a number of factors that influ

Question 18

A deficiency of thiamin leads to the development of pellagra.

Accepted Answer

A) True 
 B)False

Question 19

The iron-carrying protein that assists in the transport of oxygen into muscle cells is

Accepted Answer

A)  myoglobin. 
B)  hemoglobin. 
C)  hematocrit. 
D)  hemosiderin. 
A)  myoglobin. 
B)  hemoglobin. 
C)  hematocrit. 
D)  hemosiderin.

Question 20

There are no known side effects associated with consuming large amounts of vitamin K from supplements or food.

Accepted Answer

A) True 
 B)False

Exam 10: Nutrients Involved in Energy Metabolism and Blood Health

A toxicity of folate can disguise a true deficiency of which nutrient, resulting in nerve damage?

Because of a condition known as atrophic gastritis, older adults sometimes need to be given periodic injections of B₁₂.

Discuss why iodine is important, especially during pregnancy.

What is the most common nutrient deficiency, worldwide?

Which of the following is a molecule that combines with an enzyme to activate it and help it do its job?

What are 3 special circumstances that diminish iron status?

Diets rich in vitamin B₆, folate, and vitamin B₁₂ are associated with reduced blood levels of the amino acid homocysteine.

Which of the following is NOT a good source of vitamin K?

Which statement regarding thiamin is FALSE?

Neural tube defects are associated with insufficient folate during the first four weeks of pregnancy.

A major dietary source of iodine worldwide is

High zinc intakes can inhibit the absorption of copper.

Why is folate such an important nutrient for the developing fetus?

Without adequate vitamin K, blood does not clot properly and bleeding problems can develop.

The transport protein for iron is

Describe the condition that affects 10% to 30% of adults older than 50 years of age. What 3 dietary actions can be taken to offset the consequences of this condition?

Describe the factors that affect iron absorption in the body.

A deficiency of thiamin leads to the development of pellagra.

The iron-carrying protein that assists in the transport of oxygen into muscle cells is

There are no known side effects associated with consuming large amounts of vitamin K from supplements or food.

The Role of Nutrition in Our Health

Designing a Healthful Diet

The Human Body: Are We Really What We Eat

Carbohydrates: Plant-Derived Energy Nutrients

Fats: Essential Energy-Supplying Nutrients

Proteins: Crucial Components of All Body Tissues

Nutrients Involved in Fluid and Electrolyte Balance

Nutrients Involved in Antioxidant Function

Nutrients Involved in Bone Health

Achieving and Maintaining a Healthful Body Weight

Nutrition and Physical Activity: Keys to Good Health

Food Safety and Technology: Impact on Consumers

Nutrition Through the Life Cycle: Pregnancy and the First Year of Life

Nutrition Through the Life Cycle: Childhood to Late Adulthood

alcohol

cancer

cardiovascular Disease

diabetes

dietary Supplements: Necessity or Waste

disordered Eating

disorders Related to Specific Foods

the Fetal Environment: a Lasting Impression

fluid Imbalance

global Nutrition

obesity

osteoporosis

phytochemicals

searching for the Fountain of Youth

vitamins and Minerals: Micronutrients With Macro Powers

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