Prime Movers UE

Retraction

Trapezius (all 3), rhomboids

Protraction

Serratus anterior, pectoralis minor

Elevation

Upper and middle trapezius, levator scapula, rhomboids

Depression

Lower trapezius, pectoralis minor

Upward rotation

Trapezius (all 3), serratus anterior (lower fibers)

Downward Rotation

Rhomboids, levator scapula, pectoralis minor

Scapular Tilt

pectoralis minor

Shoulder Flexion

Anterior deltoid , clavicular portion of the pectoralis major sternal

Shoulder Extension

Posterior deltoid , latissimus dorsi teres major , sternal portion of the pectoralis major

Hyperextension

Latissimus dorsi, posterior deltoid

Shoulder Abduction

Deltoid, supraspinatus

Shoulder Adduction

Pectoralis major, teres major , latissimus dorsi

Horizontal abduction

Pectoralis, Posterior deltoid , infraspinatus teres minor

Horizontal adduction

Pectoralis major, anterior deltoid

External Rotation

Infraspinatus, teres minor, posterior deltoid

Internal Rotation

Latissimus dorsi , teres major, subscapularis, pectoralis major, anterior deltoid

Elbow flexion

Biceps, Brachialis, Brachioradialis

Elbow extension

triceps, anconeus

Forearm pronation

Pronator teres, Pronator quadratus

Forearm supination

Biceps, Supinator

Wrist Flexion

flexor carpi radialis, flexor carpi ulnaris (palmaris longus assists)

Wrist Extension

extensor carpi ulnaris, extensor carpi radialis longus, extensor carpi radialis brevis

Radial Deviation

flexor carpi radialis, extensor carpi radialis longus

Ulnar Deviation

flexor carpi ulnaris, extensor carpi ulnaris

MCP Flexion

Lumbricals, Flexor digitorum superficialis, Flexor digitorum profundus

PIP Flexion

Flexor digitorum superficialis, Flexor digitorum profundus

DIP Flexion

Flexor digitorum profundus

MCP Extension

Extensor digitorum, Extensor indicis, Extensor digiti minimi

PIP & DIP Extension

Lumbricals, Extensor digitorum, Extensor indicis, Extensor digiti minimi

MCP Abduction

Dorsal interossei, Abductor digiti minimi

MCP Adduction

Palmar interossei

5th CMC Opposition

opponens digiti minimi

Thumb CMC & MCP Flexion

Flexor pollicis brevis

IP Flexion

Flexor pollicis longus

Thumb MCP & CMC Extension

Extensor pollicis brevis

IP Extension

Extensor pollicis longus

CMC Abduction

Abductor pollicis brevis, abductor pollicis longus

CMC Adduction

Adductor Pollicis

CMC Opposition

Opponens Pollicis

CMC Reposition

Adductor pollicis, extensor pollicis longus, extensor pollicis brevis