Question 1

Bone density ceases to increase around 21 years of age in males.

Accepted Answer

A) True 
 B)False

Question 2

Vitamin K is absorbed from the small intestine and is transported by ________ to the liver.

Accepted Answer

A) hepatic portal system 
B) chylomicrons 
C) bile 
D) cholesterol 
A) hepatic portal system 
B) chylomicrons 
C) bile 
D) cholesterol

Question 3

Currently the most accurate assessment tool for measuring bone density is:

Accepted Answer

A) X-ray. 
B) dual energy X-ray absorptiometry. 
C) hydrostatic weighing. 
D) computed axial tomography. 
A) X-ray. 
B) dual energy X-ray absorptiometry. 
C) hydrostatic weighing. 
D) computed axial tomography.

Question 4

At about 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 5

Hormone replacement therapy has been proven to be a safe and effective treatment for heart disease.

Accepted Answer

A) True 
 B)False

Question 6

Formed in our bones,hydroxyapatite crystals are mineral complexes comprised of calcium and:

Accepted Answer

A) sodium. 
B) chloride. 
C) phosphorus. 
D) vitamin K. 
A) sodium. 
B) chloride. 
C) phosphorus. 
D) vitamin K.

Question 7

Bone cells that are responsible for eroding the bone surface during resorption are called:

Accepted Answer

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

Question 8

Which of the following hormones are released when blood calcium levels fall?

Accepted Answer

A) parathyroid hormone 
B) hydroxyapatite 
C) calcitonin 
D) thyroxin 
A) parathyroid hormone 
B) hydroxyapatite 
C) calcitonin 
D) thyroxin

Question 9

A vitamin D deficiency in adults can lead to:

Accepted Answer

A) hypocalcemia. 
B) rickets. 
C) osteomalacia. 
D) calcium deposits. 
A) hypocalcemia. 
B) rickets. 
C) osteomalacia. 
D) calcium deposits.

Question 10

Fluorosis is associated with:

Accepted Answer

A) insufficient intake of fluoride. 
B) consuming too much fluoride. 
C) Alzheimer's disease. 
D) osteoporosis. 
A) insufficient intake of fluoride. 
B) consuming too much fluoride. 
C) Alzheimer's disease. 
D) osteoporosis.

Question 11

Kyphosis,or dowager's hump,is a characteristic associated with:

Accepted Answer

A) fluorosis. 
B) osteoporosis. 
C) rickets. 
D) the female athlete triad. 
A) fluorosis. 
B) osteoporosis. 
C) rickets. 
D) the female athlete triad.

Question 12

Eighty percent of bone is made up of:

Accepted Answer

A) spongy bone. 
B) collagen. 
C) cortical bone. 
D) trabecular bone. 
A) spongy bone. 
B) collagen. 
C) cortical bone. 
D) trabecular bone.

Question 13

Vitamin D toxicity is associated with:

Accepted Answer

A) sunburns. 
B) suntan lotions. 
C) seafood. 
D) supplements. 
A) sunburns. 
B) suntan lotions. 
C) seafood. 
D) supplements.

Question 14

The compact bone that makes up the outer surface of bone is called:

Accepted Answer

A) cortical. 
B) spongy. 
C) collagen. 
D) trabecular. 
A) cortical. 
B) spongy. 
C) collagen. 
D) trabecular.

Question 15

How does fluoride protect against dental caries (cavities)?

Accepted Answer

A) decreases and reverses tooth demineralization 
B) inhibits bone modeling 
C) speeds up metabolism of acid-producing bacteria 
D) decreases tooth mineralization 
A) decreases and reverses tooth demineralization 
B) inhibits bone modeling 
C) speeds up metabolism of acid-producing bacteria 
D) decreases tooth mineralization

Question 16

Calcium is primarily absorbed from which area of the intestinal tract?

Accepted Answer

A) mouth 
B) stomach 
C) duodenum 
D) ileum 
A) mouth 
B) stomach 
C) duodenum 
D) ileum

Question 17

Peak bone mass is typically achieved by what age?

Accepted Answer

A) 2 years 
B) puberty 
C) 21 years 
D) 30 years 
A) 2 years 
B) puberty 
C) 21 years 
D) 30 years

Question 18

Which of the following is TRUE concerning calcium?

Accepted Answer

A) Calcium's alkalinity assists in regulating acid-base balance. 
B) Ninety-nine percent of calcium is found in the blood and soft tissue. 
C) When blood calcium rises,osteoclasts will liberate calcium from the skeleton. 
D) Calcium is a minor mineral. 
A) Calcium's alkalinity assists in regulating acid-base balance. 
B) Ninety-nine percent of calcium is found in the blood and soft tissue. 
C) When blood calcium rises,osteoclasts will liberate calcium from the skeleton. 
D) Calcium is a minor mineral.

Question 19

Which of the following foods contains the same amount of calcium as 8 oz of nonfat milk?

Accepted Answer

A) 4.9 oz plain,nonfat yogurt 
B) 4.9 oz Swiss cheese 
C) 1.5 oz canned sardines 
D) 1 cup of lima beans 
A) 4.9 oz plain,nonfat yogurt 
B) 4.9 oz Swiss cheese 
C) 1.5 oz canned sardines 
D) 1 cup of lima beans

Question 20

Minerals make up approximately what percentage of bone?

Accepted Answer

A) 25% 
B) 35% 
C) 50% 
D) 65% 
A) 25% 
B) 35% 
C) 50% 
D) 65%

Exam 15: Nutrients Involved in Bone Health

Bone density ceases to increase around 21 years of age in males.

Vitamin K is absorbed from the small intestine and is transported by ________ to the liver.

Currently the most accurate assessment tool for measuring bone density is:

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

Hormone replacement therapy has been proven to be a safe and effective treatment for heart disease.

Formed in our bones,hydroxyapatite crystals are mineral complexes comprised of calcium and:

Bone cells that are responsible for eroding the bone surface during resorption are called:

Which of the following hormones are released when blood calcium levels fall?

A vitamin D deficiency in adults can lead to:

Fluorosis is associated with:

Kyphosis,or dowager's hump,is a characteristic associated with:

Eighty percent of bone is made up of:

Vitamin D toxicity is associated with:

The compact bone that makes up the outer surface of bone is called:

How does fluoride protect against dental caries (cavities)?

Calcium is primarily absorbed from which area of the intestinal tract?

Peak bone mass is typically achieved by what age?

Which of the following is TRUE concerning calcium?

Which of the following foods contains the same amount of calcium as 8 oz of nonfat milk?

Minerals make up approximately what percentage of bone?

The Science of Nutrition: Linking Food, function, and Health

Designing a Healthful Diet

The Human Body: Are We Really What We Eat

Carbohydrates: Plant-Derived Energy Nutrients

in Depth: Alcohol

Lipids: Essential Energy-Supplying Nutrients

Vitamins and Minerals: Micronutrients With Macro Powers

Phytochemicals

Disordered Eating

Proteins: Crucial Components of All Body Tissues

Metabolism: From Food to Life

Nutrients Involved in Energy Metabolism

Nutrients Involved in Fluid and Electrolyte Balance

Nutrients Involved in Antioxidant Function and Vision

Nutrients Involved in Blood Health and Immunity

Achieving and Maintaining a Healthful Body Weight

Nutrition and Physical Activity: Keys to Good Health

Consumer Issues: Food Safety, Production, and Impact on the Environment

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

Nutrition Through the Life Cycle: Childhood and Adolescence

Nutrition Through the Life Cycle: The Later Years

Global Nutrition

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