Torso -

The thoracic cavity's expansion and contraction facilitate the lung's ability to breathe.

The upper portion of the torso, protected by the rib cage, which contains the heart and lungs. protected by the rib cage

According to ANATOMY OF THE TORSO , the torso performs five critical roles: protected by the rib cage

It contains the vascular system responsible for transporting oxygen and nutrients throughout the body. protected by the rib cage