Question

What occurs when one exhales?

A. The diaphragm moves down and the rib cage expands.

B. The diaphragm pushes up and the ribs move in and down.

C. The diaphragm moves down and the rib cage moves down.

D. The diaphragm contracts and the rib cage expands.

Answer 1

B. The diaphragm pushes up and the ribs move in and down

Answer 2

B

Step-by-step explanation:

the diagram pushes up and ribs move in and down