| A | B |
|---|
| Upper Trapezius | retraction, upward rotation & elevation |
| Middle Trapezius | retraction |
| Lower Trapezius | retraction, upward rotation & depression |
| Pectoralis Minor | protraction, depression, downward rotation & tilt |
| Serratus Anterior | upward rotation & protraction |
| Rhomboids | retraction, elevation & downward rotation |
| Levator Scapulae | elevation & downward rotation |
| Anterior Deltoid | abduction, flexion, internal rotation & horizontal adduction |
| Middle Deltoid | abduction |
| Posterior Deltoid | abduction, extension, external rotation, & horizontal abduction |
| Supraspinatus | abduction |
| Infraspinatus | external rotation & horizontal abduction |
| Teres Minor | external rotation & horizontal abduction |
| Subscapularis | internal rotation |
| Teres Major | extension, adduction & internal rotation |
| Latissimus Dorsi | extension, adduction & internal rotation |
| Pectoralis Major | flexion, extension, adduction, internal rotation & horizontal adduction |
