Muscle Actions Flashcards
Shoulder flexion
Biceps brachii, anterior deltoid, coracobrachialis, pectoralis major
Shoulder extension
Posterior deltoid, teres major, latissimus dorsi
Shoulder abduction
Middle deltoid, supraspinatus
Shoulder adduction
Pectoralis major, latissimus dorsi, teres major
Shoulder IR
Subscapularis, teres major, pectoralis major, latissimus dorsi, anterior deltoid
Shoulder ER
Teres minor, infraspinatus, posterior deltoid
Scapula elevation
Upper trapezius, levator scapulae
Scapula depression
Lower trapezius, latissimus dorsi, pectoralis major/minor
Scapula protraction
Serratus anterior, pectoralis minor
Scapula retraction
Trapezius, rhomboids
Scapula upward rotation
Trapezius, serratus anterior
Scapula downward rotation
Rhomboids, levator scapulae, pectoralis minor
Elbow flexion
Biceps brachii, brachialis, brachioradialis
Elbow extension
Triceps brachii, anconeus
Supination
Biceps brachii, supinator
Pronation
Pronator teres, pronator quadratus
Wrist flexion
Flexor carpi radialis, flexor carpi ulnaris, palmaris longus