Rate of respiration is directly proportional toA. Concentration of oxy – InterviewSolution

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1.	Rate of respiration is directly proportional toA. Concentration of oxygen in bloodB. Concentration of carbon dioxide in bloodC. Oxygen in tracheaD. Diaphragm expansion
Answer» Correct Answer - b Due to direct chemical contral on respiratory centres , `CO_(2)` stimulates respiratory centres in CNS.

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