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Radha was running on a treadmill at a gr...

Radha was running on a treadmill at a great speed for 15 minutes continuously. She stopped the treadmill and abruptly came out. For the next few minutes, she was breathing heavily/fast. Answer the following questions.
(a) What happened to her muscles when she did strenuouly exercised?
(b) How did her breathing rate change?

Text Solution

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(a) Due, to continuous exercies her muscles got fatigues because of the accumulation of lactic acid within skeletal muscles. Pain is also oftenly experienced in the fatigued muscles.
(b) Her breathing rate changes from normal to high as during exercise, her body muscle require more oxygen for the ATP production, then the normal value, hence her breathing enhances, to lake most oxygen from the atmosphere.
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