Question

inspiration 4 se 5 line expand​

Answer 1

Answer:

(i) The contraction of external intercostal muscles raises the ribs and sternum.

(ii) The volume of thorax increases in the dorsoventral axis.

(iii) Intrapulmonary pressure decreases.

(iv) Diaphragm contraction.

(v) Air rushes into lungs.

(vi) The volume of thorax increases in the anterior-posterior axis.

Explanation:

◦•●❤♡ I hope it's help you!!! ♡❤●•◦