Question

Mark the true statement among the following with reference to normal breathing.

Options

• Inspiration is a passive process where as expiration is active

• Inspiration is a active process where as expiration is passive

• Inspiration and expiration are active processes

• Inspiration and expiration are passive processes

Answer 1

Inspiration is a active process where as expiration is passive.

Explanation:

Expiration is the process of removing stale air from the lungs. Expiration is a natural passive process in which the inspiratory muscles relax. 'Inspiration is an active process, whereas expiration is a passive process,' is the proper answer.