What Are The 4 Rotator Cuff Muscles And What Motions Does Each Do?
What Are The 4 Rotator Cuff Muscles And What Motions Does Each Do? Share on Pinterest Four muscles make up the rotator cuff: the subscapularis, teres minor, supraspinatus, and infraspinatus. Together they assist in stabilizing the shoulder joint as well as in performing various arm movements. Four muscles and their attached tendons make up the