Anatomy Movements + Muscles

sternocleidomastoid, longus capitis

neck flexion

splenius capitis, splenius cervicis

neck extension

sternocleidomastoid, splenius capitis

neck lateral flexion

splenius capitis, splenius cervicis

neck rotation - same side

sternocleidomastoid

neck rotation - opposite side

external oblique, internal oblique

trunk flexion

multifidus, erector spinae

trunk extension

erector spinae, internal oblique

trunk rotation - same side

external oblique, multifidus

trunk rotation - opposite side

external oblique, internal oblique

trunk lateral flexion

pectoralis minor, serratus anterior

shoulder girdle protraction

upper trapezius, lower trapezius

shoulder girdle retraction

upper trapezius, middle trapezius

shoulder girdle elevation

lower trapezius, pectoralis minor

shoulder girdle depression

upper trapezius, serratus anterior

shoulder girdle upward rotation

pectoralis minor, rhomboid minor

shoulder girdle downward rotation

anterior deltoid, upper pectoralis major

glenohumeral flexion

posterior deltoid, lower pectoralis major

glenohumeral extension

anterior deltoid, posterior deltoid

glenohumeral abduction

pectoralis major, teres major

glenohumeral adduction

pectoralis minor, anterior deltoid

glenohumeral internal rotation

posterior deltoid, teres minor

glenohumeral external rotation

posterior deltoid, teres minor

glenohumeral horizontal abduction

anterior deltoid, pectoralis major

glenohumeral horizontal adduction

biceps brachii long head, biceps brachii short head

elbow flexion

triceps brachii long head, triceps brachii lateral head

elbow extension

brachioradialis, pronator teres

pronation

brachioradialis, supinator

supination

sartorius, rectus femoris

hip flexion

gluteus maximus, biceps femoris longus

hip extension

gluteus medius, gluteus minimus

hip abduction

adductor magnus, adductor longus

hip adduction

gluteus maximus, biceps femoris longus

hip external rotation

semimembranosus, semitendinosus

hip internal rotation

biceps femoris longus, biceps femoris brevis

knee flexion

vastus medialis, vastus lateralis

knee extension

biceps femoris longus, biceps femoris brevis

knee external rotation

semimembranosus, semitendinosus

knee internal rotation

peroneus longus, peroneus brevis

plantarflexion

extensor digitorum longus, extensor hallucis longus

dorsiflexion

tibialis anterior, tibialis posterior

inversion

peroneus longus, peroneus brevis

eversion