2022 Phase 2 Breathing and Exchange of GasesRegulation of respiration Easy Question 1 of 3 in Regulation of respiration

Identify the region of human brain which has pneumotaxic centre that alters respiratory rate by reducing the duration of inspiration.

A Cerebrum
B Medulla
C Pons
D Thalamus

The answer is C.

Solution

The pneumotaxic centre in the pons moderates the respiratory rhythm centre; its neural signals reduce the duration of inspiration and thereby alter the respiratory rate.

Concept Regulation of respiration

Regulation of respiration in past papers

3 questions from this chapter have appeared across 3 exam years.