Air enters the lungs and the belly expands during this type of breathing.

Put her in a position where her lungs can expand the most.

You'll hear the heart beat, and feel the lungs expand.

Taking a deep breath -Tris felt her own lungs expand - he closed his eyes.

A chest tube can remove the air and let the lung expand again.

Jack could almost feel her lungs expand and contract with a deep, calming breath.

In a healthy person, those muscles help the lungs to expand and contract easily.

The increased negative pressure allows the lungs to fill with air and expand.

This membrane helps the lungs expand and contract, while breathing.

Diaphragmatic breathing helps your lungs expand so that they take in more air.