Question

What will happen if diaphragm is not there in the body

Answer 1

If diaphragm is not present in our body there wint be any high/low pressure whih is create in or outside the lungs.and then the lungs wont function /work properly and the air we breathe doesn't rush into our body in a proper way and that leads to the stopping of breathing and respiration and if these two processes

Answer 2

if diaphragm is not present in the body then there will be no change in the intra pulmonary pressure of the lungs and we will not be able to inhale or exhale due to which our respiratory system will be affected .
because the contraction of diaphragm is responsible for the change in the pulmonary volume according to which intrapulmonary pressure changes .