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Repiratory centre of brain is sensitive ...

Repiratory centre of brain is sensitive to

A

More `O_(2)` conc. in the blood

B

More `CO_(2)` conc. in the blood

C

Accumulation of blood in the brain

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
B
High level of `PCO_(2)` decreases the PH level of cerebrospinal fluid this excites the central chemoreceptors resulting in an increase in depth and rate of respiration.
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