Muscle Movements and Attachments

Pectoral Girdle muscles attached to the scapula (15)

trapezius, rhomboid major, rhomboid minor, levator scapulae, pectoralis minor, serratus anterior, deltoid, infraspinatus, supraspinatus, subscapularis, teres major, teres minor, coracobrachialis, biceps brachii, triceps brachii

pectoral girdle muscles NOT attached to scapula (3)

pectoralis major, latissimus dorsi, subclavius

muscles that attach to intertubercular groove of humerus

pectoralis major, latissimus dorsi, teres major

muscles that attach to lesser tubercle of the humerus

subscapularis

muscles that attach to the greater tubercle of the humerus

supraspinatus, infraspinatus, teres minor

muscles that attach to the coracoid process of the scapula

pectoralis minor, coracobrachialis, biceps brachii (short head)

muscle that attaches to supraglenoid tubercle of the scapula

long head of biceps brachii

muscles that attach to the medial epicondyle of the humerus

pronation teres, flexor carpi radialis, palmaris longus, flexor carpi ulnaris, flexor digitorum superficialis

muscles that attach to lateral epicondyle of the humerus

extensor carpi radialis brevis, extensor digitorum, extensor digiti minimi, extensor carpi ulnaris, supinator

muscles that attach to either the distal phalanx of each digit or the dorsal expansion hood

flexor digitorum profundus, flexor pollicis longus, extensor digitorum, extensor digiti minimi, extensor indicis, extensor pollicis longus, lumbricals, dorsal interossei, palmar interossei

muscles that attach to either carpal or metacarpal bones

flexor carpi radialis, flexor carpi ulnaris, extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris, abductor pollicis longus, abductor pollicis brevis, flexor pollicis brevis, opponens pollicis, adductor pollicis, abductor digiti minimi, flexor digiti minimi brevis, opponens digiti minimi, dorsal interossei, palmar interossei

shoulder abduction

deltoid, supraspinatus

shoulder adduction

latissimus dorsi, teres major, pectoralis major

shoulder flexion

deltoid, pectoralis major, biceps brachii

shoulder extension

deltoid, triceps brachii

shoulder medial rotation

subscapularis, latissimus dorsi, teres major

shoulder lateral rotation

infraspinatus, teres minor

elbow flexion

brachialis, biceps brachii, brachioradialis

elbow extension

triceps brachii

supination

biceps brachii, supinator

pronation

pronator teres, pronator quadratus

wrist flexion

flexor carpi radialis, flexor carpi ulnaris

wrist extension

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

wrist adduction

flexor carpi ulnaris, extensor carpi ulnaris

wrist abduction

extensor carpi radialis longus, extensor carpi radialis brevis, flexor carpi radialis

MCP flexion (hand)

lumbricals, flexor digitorum superficialis

MCP extension (hand)

extensor digitorum

PIP flexion (hand)

flexor digitorum superficialis

PIP extension (hand)

extensor digitorum, lumbricals

DIP flexion (hand)

flexor digitorum profundus

DIP extension (hand)

extensor digitorum, lumbricals

ABduction of digits

dorsal interossei

ADDuction of digits

palmar interossei

IP flexion (thumb)

flexor pollicis longus

IP extension (thumb)

extensor pollicis longus

MCP flexion (thumb)

flexor pollicis brevis

MCP extension (thumb)

extensor pollicis longus

CMC flexion (thumb)

flexor pollicis brevis

CMC extension (thumb)

extensor pollicis brevis

CMC ABduction (thumb)

abductor pollicis longus, abductor pollicis brevis

CMC ADDuction (thumb)

adduction pollicis

opposition (thumb)

opponens pollicis

5th digit extension (of hand)

extensor digiti minimi

5th digit flexion (of hand)

flexor digiti minimi brevis

2nd digit extension (of hand)

extensor indicis

Hip Adduction

pectineus, adductor longus, adductor brevis, adductor magnus, gracilis, gluteus maximus

Hip abduction

gluteus medius, gluteus minimis, gluteus maximus

hip flexion

psoas major, iliacus, rectus femoris, tensor fascia lata, sartorius

hip extension

gluteus maximus, semimembranosus, semitendinosus, biceps femoris (long head), adductor magnus

hip medial/internal rotation

tensor fascia lata, gluteus medius (anterior fibers), gluteus minimus (anterior fibers)

hip lateral/external rotation

obturator externus, piriformis, obturator internus, gemellus superior, gemellus inferior, quadratus femoris

knee flexion

semimembranosus, semitendinosus, biceps femoris, gastrocnemius, sartorius, gracilis

knee extension

rectus femoris, vastus lateralis, vastus medialis, vastus intermedius

knee medial rotation

semimembranosus, semitendinosus, sartorius, gracilis

knee lateral rotation

biceps femoris

ankle (talocrural) dorsi flexion

tibialis anterior, extensor digitorum longus, extensor hallucis longus

ankle (talocrural) plantar flexion

gastrocnemius, soleus, tibialis posterior, flexor hallucis longus, flexor digitorum longus, peroneus longus, peroneus brevis

subtalar inversion

tibialis anterior, tibialis posterior

subtalar eversion

peroneus longus, peroneus brevis

flexion 2-5th digits of feet

flexor digitorum longus, flexor digitorum brevis

extension 2-5th digits of foot

extensor digitorum longus, extensor digitorum brevis

flexion of 5th digit of foot

flexor digiti minimi brevis

abduction of 5th digit of foot

abductor digiti minimi

abduction of digits 2-4 of the foot

dorsal interossei

adduction of digits 3-5 of foot

plantar interossei

abduction of big toe

abductor hallucis

adductor of big toe

adductor hallucis

flexion of big toe

flexor hallucis longus, flexor hallucis brevis

extension of big toe

extensor hallucis longus, extensor hallucis brevis

muscles that to pelvis

pectineus, psoas minor, iliacus, tensor fascia lata, sartorius, rectus femoris, adductor longus, adductor brevis, adductor adductor magnus, gracilis, obturator externus, gluteus maximus, gluteus medius, gluteus minimis, obturator internus, gemellus superior, gemellus inferior, quadratus femoris, semitendinosus, semimembranosus, biceps femoris (long head)

muscles that do NOT attach to pelvis

psoas major, vastus lateralis, vastus medialis, vastus intermedius, piriformis

muscles that attach to the greater trochanter of the femur

vastus lateralis, gluteus medius, gluteus minimis, piriformis, obturator internus, gemellus superior, gemellus inferior

muscles that attach to the lesser trochanter of the femur

psoas major, iliacus

muscles that attach to the pes anserinus

sartorius, gracilis, semitendinosus

proximal (common) attachment of the hamstrings

ischial tuberosity

distal attachment for hamstrings

biceps femoris= fibular head and lateral tibial condyle (lateral side), semitendinosus= pes anserine, semimembranosus= proximal end of tibia, posterior side of medial tibial condyle

rectus femoris attachments

anterior iliac inferior spine, tibial tuborsity via patella tendon

sartorius attachments

anterior superior iliac spine, pes anserine

oblique muscles of the leg

tibialis anterior, extensor hallucis longus, peroneus longus, flexor hallucis longus, tibialis posterior

peroneal muscle attachments

peroneus longus= first metatarsal, peroneus brevis= fifth metatarsal, peroneus tertius= fifth metatarsal