Biology for IGCSE & O level - Gas Exchange In Humans (Section 1 - No. 36)
What role does the brain play in the process of breathing?
Controls the depth and rate of breathing
Filters the air
Receives and responds to signals about blood gas levels
Provides the energy for breathing
Explanation
The brainstem controls the rate and depth of breathing, while the brain responds to the signals about blood gas levels
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