The diaphragm is primarily known as an inspiratory muscle that is active during inspiration and relaxed during expiration. However, in healthy premature and full-term newborns, it has been ...

Ultrasonography of the diaphragm at its zone of apposition with the rib cage is a noninvasive technique that can be used to measure changes in the thickness of the diaphragm during inspiration ...

Share on Pinterest During inspiration the diaphragm pulls down and during expiration the diaphragm pulls up. The reverse of this pattern is called paradoxical breathing.

During expiration (or exhaling), the diaphragm compresses or moves up, which helps move air out of your lungs. Paradoxical breathing causes the chest to contract during inhaling and to expand ...

The medulla regulates the special breathing pattern that characterises coughing. After an initial deep inspiration, a forced expiration is made. The glottis is closed during the initial expiration so ...