NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES

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Assertion: Respiratory rhythm centre present in pons of brain is responsible for regulation of respiration.

Reason: Carotid bodies are sensitive to

{CO}_2

and

{H}^+

ion concentration in venous blood.

View answer and explanation

Correct option: D

Both Assertion and Reason are false

Option D (Both Assertion and Reason are false) is correct because the respiratory rhythm center is in the medulla, not pons, and carotid bodies are sensitive to arterial blood.

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