Pathophysiology, 5th Edition By Lee-Ellen C. Copstead
Pathophysiology, 5th Edition By Lee-Ellen C. Copstead
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Chapter 50: Structure and Function of the Musculoskeletal System
Complete Chapter Questions With Answers
Sample Questions Are Posted Below
MULTIPLE CHOICE
| a. | hardening of the bones. |
| b. | resorption of bone. |
| c. | deposition of bone. |
| d. | arthritis. |
ANS: B
Osteoclast activity leads to resorption of bone. Osteoclast activity does not lead to hardening of the bones, deposition of bone, or arthritis.
REF: Pg. 1001
| a. | in areas of increased mechanical stress. |
| b. | during menopause. |
| c. | with vitamin D deficiency. |
| d. | with disuse due to immobility. |
ANS: A
Osteoblastic activity is greatest in areas of increased mechanical stress. Decreased estrogen during menopause decreases osteoblastic activity. Vitamin D deficiency and disuse due to immobility increase bone resorption.
REF: Pgs. 1003-1004
| a. | hold the skull bones together. |
| b. | allow little or no joint movement. |
| c. | contain synovial fluid. |
| d. | connect bony segments by a fibrocartilaginous plate. |
ANS: C
Diarthroses are joints that contain synovial fluid. Suture joints are found in the skull. A fibrous joint allows for little or no movement. A symphysis joint connects bony segments by a fibrocartilaginous plate.
REF: Pg. 1007
| a. | completely incapable of regeneration. |
| b. | nonliving. |
| c. | nourished by synovial fluid. |
| d. | rarely damaged. |
ANS: C
Articular cartilage is avascular and nourished by synovial fluid. Articular cartilage is very limited in its ability to regenerate. Articular cartilage is living material and is frequently damaged.
REF: Pg. 1010
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