Question

How air is pushed out during exhalation?​

Answer 1

Answer:

When the lungs exhale,the diaphgram relaxes,and the volume of the thoracic cavity dicreases ,while the pressure within it increases.As a result,the lungs contract and air is forced out.

Explanation:

I hope you get it...

Answer 2

Expiration (exhalation )aexamination is the process of letting air out of the lungs during the breathing cycle. during expiration the relaxation of the diaphragm and elastic recoil of tissue decreases the thoracic volume and increase the intraalveolar pressure.Expiration pushes air out of the lungs.