The diaphragm

Question 1

what is the diaphragm

Answer 1

an important muscle of respiration which is situated beneath the lungs

Question 2

What are the steps of the diaphragm

Answer 2

1. Diaphragm contracts to expand the space inside the address of cavity, moves few inches inferiorly into the abdominal cavities

When this happens, the intercostal muscles contract too

Contractions force air into lungs and there is a negative pressure through expansion