Single Answer MCQ
Q-00020068
What happens to the skeletal system in response to inactivity or sedentary behavior?
1
Bone density increases
2
Muscle size increases
3
Bone density decreases
4
Joint flexibility improves
Answer and Solution
Answer
C. Bone density decreases
Solution:
Inactivity leads to a decrease in bone density, increasing the risk of osteoporosis and fractures. Muscle size would not increase without stimulus, nor would joint flexibility improve significantly.
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