Question

Meachnisam of breathing​

Answer 1

heya mate......✌

Answer:

The mechanism of breathing involves two main processes: inspiration and expiration.

Inspiration occurs when the diaphragm and the external intercostal muscles contract.

Expiration occurs when the diaphragm and the intercostal muscles relax.

hope it helps you......♥✨

Answer 2

Answer:

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Explanation:

processes: inspiration and expiration. Inspiration occurs when the diaphragm and the external intercostal muscles contract. Expiration occurs when the diaphragm and the intercostal muscles relax.