Why does the rate of breathing increase by20-25 times during vigorous exercise
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when we do exersice we need more energy.for more energy we need more oxygen therefore the rate of breathing increases...
Answered by
49
Hello friend!
Here's ur answer!
When we do vigorous exersice, we need more energy and to produce that energy we need more oxygen supply to the lungs. So the heart needs to supply oxygenated blood to all parts of the body. Therefore the rate of breathing increases.
Here's ur answer!
When we do vigorous exersice, we need more energy and to produce that energy we need more oxygen supply to the lungs. So the heart needs to supply oxygenated blood to all parts of the body. Therefore the rate of breathing increases.
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