★ Shoulder joint肩关节 Type: ball and socket Bones head of humerus and glenoid cavity of scapula Capsule a Thin and lax, especially lower part Attachments: proximal to glenoid labrum distal to anatomical neck of humerus, except medially where it is slightly distal to surgical neck a Tendon of long head of biceps brachi passes though the cavity★Shoulder joint 肩关节 ◼ Type: ball and socket ◼ Bones: head of humerus and glenoid cavity of scapula ◼ Capsule: ❑ Thin and lax, especially lower part ❑ Attachments: proximal to glenoid labrum; distal to anatomical neck of humerus, except medially where it is slightly distal to surgical neck ❑ Tendon of long head of biceps brachii passes though the cavity