Axillary Cavity May 2026

: The top of the pyramid, formed by the first rib , the scapula , and the clavicle . It connects the axilla to the posterior triangle of the neck.

The axilla is defined by several muscular and skeletal landmarks that shift shape with shoulder movement: axillary cavity

: Formed by the axillary fascia and the skin of the armpit. : The top of the pyramid, formed by

The cavity is filled with fat and connective tissue, which cushions several major structures: : The top of the pyramid