Supraspinous fossa

Definition

The supraspinous fossa is a shallow depression located above the spine of the scapula on its posterior surface. It serves as an attachment site for the supraspinatus muscle, which is part of the rotator cuff.

Related terms

Scapula:

A flat, triangular bone that forms part of the shoulder blade, providing attachment points for several muscles.

Supraspinatus Muscle: A muscle of the upper limb that helps with abduction (lifting away) and stabilization of the shoulder joint.

Rotator Cuff: A group of four muscles and their tendons that stabilize the shoulder joint and enable various arm movements.