Question 1

Which of the following explains why folate is critical to the health of a newly conceived embryo?

Accepted Answer

A)  Folate is needed for proper cell division. 
B)  Folate is essential for maintaining proper fluid balance. 
C)  Folate regulates bone formation. 
D)  Folate is essential for heart function. 
A)  Folate is needed for proper cell division. 
B)  Folate is essential for maintaining proper fluid balance. 
C)  Folate regulates bone formation. 
D)  Folate is essential for heart function. A

Question 2

What is flushing and how does it occur?

Accepted Answer

Flushing occurs when large doses of niacin are taken in supplement form.
It is a toxicity symptom characterized by burning, tingling, and itching sensations accompanied by a reddened flush primarily on the face, arms, and chest. Liver damage, glucose intolerance, blurred vision, and edema of the eyes can be seen with very large doses of niacin taken over long periods.

Question 3

A person exhibiting symptoms of impaired work performance, general fatigue, pale skin, depressed immune function, impaired cognitive and nerve function, and impaired memory is likely suffering from

Accepted Answer

A)  pernicious anemia. 
B)  neural tube defects. 
C)  macrocytic anemia. 
D)  iron-deficiency anemia. 
A)  pernicious anemia. 
B)  neural tube defects. 
C)  macrocytic anemia. 
D)  iron-deficiency anemia. D

Question 4

The MOST frequent cause of the common cold is

Accepted Answer

A)  a deficiency of vitamin C. 
B)  a streptococcus bacteria. 
C)  a virus. 
D)  stress. 
A)  a deficiency of vitamin C. 
B)  a streptococcus bacteria. 
C)  a virus. 
D)  stress.

Question 5

Because the absorption of dietary iron varies greatly, the RDA for iron is not adequate for most people.

Accepted Answer

A) True 
 B)False

Question 6

Inadequate intake of folate during pregnancy is associated with major birth defects.

Accepted Answer

A) True 
 B)False

Question 7

Good sources of riboflavin include

Accepted Answer

A)  milk, meats, and green vegetables. 
B)  refined grains and pork. 
C)  citrus fruits and berries. 
D)  potatoes, carrots, and bananas. 
A)  milk, meats, and green vegetables. 
B)  refined grains and pork. 
C)  citrus fruits and berries. 
D)  potatoes, carrots, and bananas.

Question 8

The fluid portion of the blood is called

Accepted Answer

A)  lymph. 
B)  hemoglobin. 
C)  platelets. 
D)  plasma. 
A)  lymph. 
B)  hemoglobin. 
C)  platelets. 
D)  plasma.

Question 9

Describe why hemoglobin is dependent upon iron and its heme groups to transport oxygen throughout the body.

Accepted Answer

Iron is a component of many proteins in

Question 10

Vitamin K deficiency is associated with an overgrowth of intestinal bacteria.

Accepted Answer

A) True 
 B)False

Question 11

Discuss dietary factors that influence zinc absorption. Identify good food sources of zinc.

Accepted Answer

Absorption of zinc is variable and influ

Question 12

Bob's physician has just diagnosed him with iron-deficiency anemia. Which of the following would NOT be good advice for Bob to follow to increase his body's absorption of dietary iron?

Accepted Answer

A)  eating meat with beans and vegetables 
B)  drinking a glass of orange juice with his breakfast cereal 
C)  drinking a glass of milk with his iron supplement 
D)  cooking his foods in cast-iron pans 
A)  eating meat with beans and vegetables 
B)  drinking a glass of orange juice with his breakfast cereal 
C)  drinking a glass of milk with his iron supplement 
D)  cooking his foods in cast-iron pans

Question 13

Why is the health of your blood important to maintaining your overall health?

Accepted Answer

Blood transports everything in the body

Question 14

Thiamin, consumed in excess, is toxic.

Accepted Answer

A) True 
 B)False

Question 15

The first B-vitamin discovered was

Accepted Answer

A)  thiamin. 
B)  niacin. 
C)  folate. 
D)  vitamin B₁₂. 
A)  thiamin. 
B)  niacin. 
C)  folate. 
D)  vitamin B₁₂.

Question 16

Heme iron is absorbed better than non-heme iron.

Accepted Answer

A) True 
 B)False

Question 17

The primary sources of folate in the Canadian diet are

Accepted Answer

A)  milk and dairy products. 
B)  fresh fruits and vegetables. 
C)  meat, fish, and poultry. 
D)  enriched ready-to-eat cereals, bread, and grain products. 
A)  milk and dairy products. 
B)  fresh fruits and vegetables. 
C)  meat, fish, and poultry. 
D)  enriched ready-to-eat cereals, bread, and grain products.

Question 18

Pellagra was first seen in populations where the dietary staple was

Accepted Answer

A)  white rice. 
B)  unpasteurized milk. 
C)  corn. 
D)  wheat. 
A)  white rice. 
B)  unpasteurized milk. 
C)  corn. 
D)  wheat.

Question 19

Pellagra is the deficiency disease associated with

Accepted Answer

A)  folate. 
B)  niacin. 
C)  thiamin. 
D)  riboflavin. 
A)  folate. 
B)  niacin. 
C)  thiamin. 
D)  riboflavin.

Question 20

Excessive zinc supplementation has been shown to reduce immune cell response and decrease destruction of bacteria.

Accepted Answer

A) True 
 B)False

Exam 10: Nutrients Involved in Energy Metabolism and Blood Health

Which of the following explains why folate is critical to the health of a newly conceived embryo?

What is flushing and how does it occur?

A person exhibiting symptoms of impaired work performance, general fatigue, pale skin, depressed immune function, impaired cognitive and nerve function, and impaired memory is likely suffering from

The MOST frequent cause of the common cold is

Because the absorption of dietary iron varies greatly, the RDA for iron is not adequate for most people.

Inadequate intake of folate during pregnancy is associated with major birth defects.

Good sources of riboflavin include

The fluid portion of the blood is called

Describe why hemoglobin is dependent upon iron and its heme groups to transport oxygen throughout the body.

Vitamin K deficiency is associated with an overgrowth of intestinal bacteria.

Discuss dietary factors that influence zinc absorption. Identify good food sources of zinc.

Bob's physician has just diagnosed him with iron-deficiency anemia. Which of the following would NOT be good advice for Bob to follow to increase his body's absorption of dietary iron?

Why is the health of your blood important to maintaining your overall health?

Thiamin, consumed in excess, is toxic.

The first B-vitamin discovered was

Heme iron is absorbed better than non-heme iron.

The primary sources of folate in the Canadian diet are

Pellagra was first seen in populations where the dietary staple was

Pellagra is the deficiency disease associated with

Excessive zinc supplementation has been shown to reduce immune cell response and decrease destruction of bacteria.

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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