Question

explain breathing mechanism with suitable diagram​

Answer 1

Breathing is simply defined as the physical process in which oxygen is taken into the body and carbon dioxide is forced out from the body.

Breathing is brought about by two sets of muscles-

i. Internal intercoastal muscles

ii. External intercoastal muscles

Besides these muscles, diaphragm and abdominal muscles help in breathing.

The process of breathing involves two phases:

1.Inspiration/ Inhalation

2.Expiration/ Exhalation

hope it willl help u a lot