Bone Health and Disease - 5 hour


INSTRUCTIONS
You will need to answer 10 questions correctly to pass the test.
You can only check ONE box per question.
If you check more than one box for same question, that answer will not count.

1. Twenty five percent of skeletal mass is made of a fine network of connecting plates and rods known as ________.
A. cortical bone
B. trabecular bone
C. collagen
D. hydroxyapatite

2. Which of the following is NOT a calcium regulating hormone?
A. Parathyroid hormone
B. Calcitrol
C. Calcitonin
D. Cortisol

3. What is the most common cause of secondary osteoporosis?
A. Corticosteroids
B. Hyperthyroidism
C. Amenorrhea
D. Anticonvulsant medications


4. What percentage of trabecular bone is lost by women during the rapid phase of age related osteoporosis?
A. 5-10%
B. 10-20%
C. 20-30%
D. 30-50%


5. Which of the following is TRUE concerning Paget’s Disease?
A. It most commonly involves the small bones of the hands and wrists.
B. It is the third most common bone disease.
C. There is an increased formation of blood vessels in the skeletal cortex.
D. There is a strong familial predisposition for the disease


6. The most severe form of Osteogenesis Imperfecta is:
A. Type I
B. Type II
C. Type III
D. Type IV


7. What is the most widely accepted method of measuring bone mineral density?
A. Dual x-ray absorptiometry
B. Peripheral quantitative computed tomography
C. Quantitative ultrasound
D. Radiographic absorptiometry

8. Approximately, what percentage of osteoporotic spine fractures goes undiagnosed?
A. 25%
B. 33%
C. 50%
D. 67%


9. Which of the following is FALSE regarding falls and fall prevention in the elderly?
A. Cognitive impairment is a risk factor for falls.
B. Anti-depressant drugs increase the risk of falls.
C. Using bed rails in hospitals decreases the number of falls
D. Wearing hip protectors reduces the risk of hip fracture for elderly individuals who live in nursing homes.


10. Approximately, what percentage of people die within 1 year after fracturing their hip?
A. 10%
B. 15%
C. 20%
D. 25%
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