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Rate of respiration is directly proporti...

Rate of respiration is directly proportional to

A

Concentration of oxygen in blood

B

Concentration of carbon dioxide in blood

C

Oxygen in trachea

D

Diaphragm expansion

Text Solution

Verified by Experts

The correct Answer is:
b
Due to direct chemical contral on respiratory centres , `CO_(2)` stimulates respiratory centres in CNS.
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