Single Answer MCQ
Q-00020186
What is the primary outcome of regular physical activity on muscle fibers?
1
Decrease in muscle strength
2
Increase in blood supply to muscles
3
Stagnation of muscle size
4
Reduction in joint flexibility
Answer and Solution
Answer
B. Increase in blood supply to muscles
Solution:
Regular physical activity leads to an increase in blood supply to muscles, enhancing their oxygen and nutrient delivery, thereby supporting muscle growth and performance. The other options are incorrect as physical activity typically improves, not diminishes, muscle strength, size, and flexibility.
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