Inspiration occurs when intra-pulmonary pressure is - Vidyadip

MCQ

Inspiration occurs when intra-pulmonary pressure is

A
Higher than atmospheric pressure
✓
Lower than atmospheric pressure
C
Equal to atmospheric pressure
D
Zero compared to atmospheric pressure

✓

Answer

Correct option: B.

Lower than atmospheric pressure

b
Air can flow to lungs, when the pressure within the lungs is less than the atomospheric pressure.

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