Question 1

Dual energy x-ray absorptiometry (DXA) is the only method to measure the health of bone tissue.

Accepted Answer

A) True 
 B)False

Question 2

Around what age does bone resorption generally begin to occur more rapidly than bone formation?

Accepted Answer

A)  10 
B)  20 
C)  40 
D)  60 
A)  10 
B)  20 
C)  40 
D)  60

Question 3

Explain why it is almost impossible to obtain too much vitamin D from sun exposure.

Accepted Answer

We cannot get toxic levels of vitamin D

Question 4

Explain the role calcium plays in muscle contraction.

Accepted Answer

Calcium plays an important role in the i

Question 5

Which of the following is our primary dietary source of vitamin D?

Accepted Answer

A)  seafood 
B)  chicken 
C)  green leafy vegetables 
D)  milk 
A)  seafood 
B)  chicken 
C)  green leafy vegetables 
D)  milk

Question 6

Which of the following are two fat-soluble vitamins that humans obtain from non-dietary sources?

Accepted Answer

A)  A and D 
B)  D and E 
C)  D and K 
D)  C and D 
A)  A and D 
B)  D and E 
C)  D and K 
D)  C and D

Question 7

Explain why "natural" sources of calcium are not recommended.

Accepted Answer

The lead content of calcium supplements

Question 8

Which of the following is NOT associated with a reduction in the synthesis of vitamin D?

Accepted Answer

A)  fair skin 
B)  obesity 
C)  advancing age 
D)  sunscreens with SPF greater than 8 
A)  fair skin 
B)  obesity 
C)  advancing age 
D)  sunscreens with SPF greater than 8

Question 9

Magnesium has many other functions in the body besides the role it place in bone regulation and mineral status. List these other functions.

Accepted Answer

Magnesium:
-is a critical cofactor for m

Question 10

Which of the following is FALSE about trabecular bone?

Accepted Answer

A)  very sensitive to changes in hormones and nutritional deficiencies 
B)  porous and spongy in composition 
C)  Turnover is very rapid. 
D)  comprises approximately 80% of the skeleton 
A)  very sensitive to changes in hormones and nutritional deficiencies 
B)  porous and spongy in composition 
C)  Turnover is very rapid. 
D)  comprises approximately 80% of the skeleton

Question 11

Trace minerals are those our body needs in what amount per day?

Accepted Answer

A)  less than 10 mg 
B)  less than 20 mg 
C)  less than 50 mg 
D)  less than 100 mg 
A)  less than 10 mg 
B)  less than 20 mg 
C)  less than 50 mg 
D)  less than 100 mg

Question 12

As bone resorption begins to occur more frequently than bone formation, adults tend to lose height.

Accepted Answer

A) True 
 B)False

Question 13

Bone cells that are responsible for bone resorption are called

Accepted Answer

A)  osteoclasts. 
B)  cortical. 
C)  osteoblasts. 
D)  trabecular. 
A)  osteoclasts. 
B)  cortical. 
C)  osteoblasts. 
D)  trabecular.

Question 14

Which of the following provides more than three times the recommended Adequate Intake (AI) of Vitamin K?

Accepted Answer

A)  1 tablespoon of canola oil 
B)  1/2 cup of boiled turnip greens 
C)  1 cup of raw cabbage 
D)  1 cup of boiled broccoli 
A)  1 tablespoon of canola oil 
B)  1/2 cup of boiled turnip greens 
C)  1 cup of raw cabbage 
D)  1 cup of boiled broccoli

Question 15

The individual with the highest risk of developing a vitamin D deficiency is a(n)

Accepted Answer

A)  exclusively breastfed infant. 
B)  elderly institutionalized adult who consumes no milk and receives little or no sun exposure. 
C)  adult living in the northern United States and Canada. 
D)  adolescent female who consumes no milk or dairy products. 
A)  exclusively breastfed infant. 
B)  elderly institutionalized adult who consumes no milk and receives little or no sun exposure. 
C)  adult living in the northern United States and Canada. 
D)  adolescent female who consumes no milk or dairy products.

Question 16

Insufficient vitamin D during adulthood is associated with

Accepted Answer

A)  rickets. 
B)  osteomalacia. 
C)  kidney stones. 
D)  hypocalcemia. 
A)  rickets. 
B)  osteomalacia. 
C)  kidney stones. 
D)  hypocalcemia.

Question 17

How can we increase our absorption of dietary magnesium?

Accepted Answer

A)  eat a high-fiber diet 
B)  eat a high-carbohydrate diet 
C)  eat a high-protein diet 
D)  eat a high-fat diet 
A)  eat a high-fiber diet 
B)  eat a high-carbohydrate diet 
C)  eat a high-protein diet 
D)  eat a high-fat diet

Question 18

People with diseases that result in the malabsorption of which nutrient are at risk for a vitamin D deficiency?

Accepted Answer

A)  carbohydrate 
B)  fat 
C)  minerals 
D)  protein 
A)  carbohydrate 
B)  fat 
C)  minerals 
D)  protein

Question 19

Most bottled waters contain fluoride.

Accepted Answer

A) True 
 B)False

Question 20

The protein collagen forms the strong fibers in bone and connective tissue.

Accepted Answer

A) True 
 B)False

Exam 9: Nutrients Involved in Bone Health

Dual energy x-ray absorptiometry (DXA) is the only method to measure the health of bone tissue.

Around what age does bone resorption generally begin to occur more rapidly than bone formation?

Explain why it is almost impossible to obtain too much vitamin D from sun exposure.

Explain the role calcium plays in muscle contraction.

Which of the following is our primary dietary source of vitamin D?

Which of the following are two fat-soluble vitamins that humans obtain from non-dietary sources?

Explain why "natural" sources of calcium are not recommended.

Which of the following is NOT associated with a reduction in the synthesis of vitamin D?

Magnesium has many other functions in the body besides the role it place in bone regulation and mineral status. List these other functions.

Which of the following is FALSE about trabecular bone?

Trace minerals are those our body needs in what amount per day?

As bone resorption begins to occur more frequently than bone formation, adults tend to lose height.

Bone cells that are responsible for bone resorption are called

Which of the following provides more than three times the recommended Adequate Intake (AI) of Vitamin K?

The individual with the highest risk of developing a vitamin D deficiency is a(n)

Insufficient vitamin D during adulthood is associated with

How can we increase our absorption of dietary magnesium?

People with diseases that result in the malabsorption of which nutrient are at risk for a vitamin D deficiency?

Most bottled waters contain fluoride.

The protein collagen forms the strong fibers in bone and connective tissue.

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 Energy Metabolism and Blood 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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