where is the spine of the scapula
Spine â The most prominent feature of the posterior scapula. It runs transversely across the scapula, dividing the surface into two. Infraspinous fossa â The area below the spine of the scapula, it displays a convex shape. The infraspinatus muscle originates from this area. Supraspinous fossa â The area above the spine of the scapula, it is much smaller that the infraspinous fossa, and is more convex in shape. The supraspinatus muscle originates from this area. Acromion â projection of the spine that arches over the glenohumeral joint and articulates with the clavicle.