Question

name two muscle that help in breathing.
briefly describe how the this muscles help in the inspiration of air.

Answer 1

Diaphragm and intercostal muscles are the muscles which help in inspiration of air. During inspiration the diaphragm contracts pulling the floor of thoracic cavity inferiorly. By doing this it creates a vaccum which can be used to fill the inhaled air. The intercostal muscles elevates lungs during inspiration, thus helps the inhaled air get inside the lungs.

Answer 2

Answer:

Explanation:

Diaphragm and primary muscle