Deep diaphragmatic breathing is a basic exercise that emphasizes the use of the diaphragm, the body's primary muscle for ...

This made your chest cavity bigger. Your intercostal muscles between your ribs tightened up, too. This made your rib cage move up and out. Now breathe out. Your diaphragm loosened up and moved ...

Here oxygen moves into the blood and carbon dioxide moves out. Intercostal muscles These muscles run between the ribs and form the chest wall. They contract and relax with the diaphragm when a ...

The elastic recoil of the lungs provides the necessary acoustic energy, while the diaphragm, intercostal muscles, and abdominal muscles manipulate how that air is released through the larynx, a ...