Myotomes Screen - Upper Extremities

Upper Quarter Myotomes C1-C2 Cervical Flexion C3 Cervical Side Flexion C4 Shoulder Elevation C5 Shoulder Abduction C5-C6 Elbow Flexion C6 Wrist Extension C7 Elbow Extension C8 Finger Flexion C8 Thumb Abduction T1 . Finger Abduction