It could be the intercostal muscles between the ribs, the diaphragm, or the oblique abdominal muscles, Vasudevan explains.

During inhalation, the diaphragm contracts and pulls downward, and the ribs elevate. These actions increase the volume of the ...

When you breathe with your diaphragm, however, the deep breath is concentrated to the abdomen. You should notice your abdomen (and, to a certain extent, your lower ribs and back) expanding as you ...

Intercostal muscles These muscles run between the ribs and form the chest wall. They contract and relax with the diaphragm when a person breathes. Diaphragm The diaphragm is a dome-shaped ...

The prosthesis is secured laterally by placing sutures around the ribs. An electrocoagulator may be used to help control bleeding from the chest wall. Three chest tubes are placed at the top, and a ...