Chapter 7: Bone Health and Repair Quiz

When a person starts running for exercise, what happens?

• Bone deposition equals bone resorption

• Bone deposition exceeds bone resorption

• Bone deposition is less than bone resorption

• Bone deposition is not related to bone resorption

Which of the following promotes bone resorption?

• Tension

• Calcium-rich diet

• Compression

• Pressure

Which dietary requirement for bone health can be made in response to skin exposure to UV light?

• Calcium ions

• Vitamin C

• Vitamin K

• Vitamin D

Bone growth and remodeling depends on adequate intake of:

• Calcium, vitamin C, and vitamin K

• Calcium, magnesium, and vitamin B

• Vitamin A, vitamin C, and chlorine

• Sodium, calcium, and vitamin E

Which hormone stimulates osteoclast activity and raises blood calcium levels?

• Estrogen

• Parathyroid hormone (PTH)

• Calcitonin

• Testosterone

Vitamin deficiency that causes rickets in children is:

• Vitamin A

• Vitamin K

• Vitamin C

• Vitamin D

Which hormone produced by the thyroid gland works opposite to parathyroid hormone (PTH)?

• Thyroid hormones

• Estrogen

• Calcitonin

• Testosterone

Calcitonin functions to:

• Stimulate bone resorption

• Increase bone deposition

• Stimulate osteoclast activity

• Increase blood calcium ion levels

What stimulates the release of parathyroid hormone (PTH)?

• High blood calcium ion levels

• Low blood calcium ion levels

• High levels of vitamin D

• High levels of vitamin C

Which of the following does NOT correctly depict the effects of parathyroid hormone (PTH)?

• PTH weakens the bones

• PTH stimulates the intestines to absorb calcium ions

• PTH decreases blood calcium ion concentration

• PTH stimulates osteoclast activity