- #1
jeremy22511
- 29
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Ventilation (concept problem), please help
We breathe more fiercely when we do vigorous exercise. But what is the reason behind?
(1) The medulla oblongata senses the increase in blood CO2 concentration.
(2) The receptors in our skeletal muscles send nerve impulses to the brain.
My textbook says (1) is the correct answer, but one of my reference books tells me otherwise...
We breathe more fiercely when we do vigorous exercise. But what is the reason behind?
(1) The medulla oblongata senses the increase in blood CO2 concentration.
(2) The receptors in our skeletal muscles send nerve impulses to the brain.
My textbook says (1) is the correct answer, but one of my reference books tells me otherwise...