SKELETON, SHOULDER. SKELETON, SHOULDER Anatomical model of the shoulder of an adult human skeleton with ligaments, anterior view of the shoulder joint. The joint of the right shoulder is shown with its ligaments (in brown). The capsular ligaments (below) form a sheath surrounding both the head of the humerus and the lateral area of the shoulder blade. Additional ligaments strengthen the joint, holding together the humerus, the clavicle and the shoulder blade (by its lateral part or one of it