Single Answer MCQ
Q-00020133
How do physical activities affect the respiratory muscles?
1
They weaken the respiratory muscles.
2
They have no effect on respiratory muscles.
3
They strengthen the respiratory muscles.
4
They cause fatigue in respiratory muscles.
Answer and Solution
Answer
C. They strengthen the respiratory muscles.
Solution:
Regular physical activity strengthens the respiratory muscles, enabling them to function more effectively during breathing, especially during exertion. Therefore, the correct option is 'They strengthen the respiratory muscles.'
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