The shoulder is a ball-and-socket joint, which allows for a wide range of movement. Description from osmifw.com. I searched for this on bing.com/images Torn Rotator Cuff Symptoms, Supraspinatus Muscle, Infraspinatus Muscle, Muscle Diagram, Shoulder Anatomy, Rotator Cuff Exercises, Shoulder Pain Exercises, K Tape, Shoulder Problem