License Image The glenohumeral or shoulder joint, is a ball and socket joint. It is formed by the head of the humerus and the glenoid cavity of the scapula. Both are covered by articular cartilage and surrounded by a fibrous articular capsule. The glenoid cartilage thickens at the edge to form the fibrocartilaginous glenoid labrum, […]
License Image The anterior view of the arm with the subscapularis, a “rotator cuff” muscle of the shoulder.
License Image The posterior view of the arm with the supraspinatus, infraspinatus, teres minor, and teres major “rotator cuff” muscles of the shoulder.
License Image This diagram illustrates the interior of the right shoulder joint capsule as viewed from the side. The humerus, or upper arm bone, has been removed to show the glenoid cavity of the scapula. The supraspinatus, infraspinatus, teres minor and subscapularis muscles are known as the shoulder “rotator” muscles. Their tendons blend with each […]