What shape is the diaphragm at rest (when it is relaxed)? Dome  Flat Square Tubular

Which of the following is true for diaphragm except(1)muscular structure(2)found in all vertebrates(3)It helps in breathing, urine elimination, and child birth(4)It is dome shaped in normal condition

What is happening to the diaphragm when the lungs are filling with air?relaxingcontractingfilling with air

What happens to your diaphragm when you breathe in?

When the diaphragm and external intercostal muscles relax:

Determine what happens when the diaphragm contracts.