Shoulder & Upper Extremity

Intro to Anatomy

(d)

deltoid

flex & medially rotate shoulder (1st)

anterior fibers

abduct shoulder (2nd)

lateral fibers

extend & laterally rotate shoulder (3rd)

posterior fibers

abduct shoulder (sup)

supraspinatus

adduct & laterally rotate shoulder (inf)

infraspinatus

adduct & laterally rotate shoulder (te.mi)

teres minor

adduct & medially rotate shoulder (te.ma)

teres major

adduct & medially rotate shoulder (subsc)

subscapularis

flex shoulder (corac)

coracobrachialis

flex elbow and supinate forearm; long head only = flex shoulder (bi.br)

biceps brachii

flex elbow (bra)

brachialis

extend elbow; long head only = extend shoulder (tri.br)

triceps brachii

(palms up) (fl.re)

flexor retinaculum

(ca.tu)

carpal tunnel

pronate forearm (pr.ter)

pronator teres

(palm up ) flex wrist & radial flexion of hand (fl.ca.ra)

flexor carpi radialis

flex wrist (pa.lo)

palmaris longus

(palms up) flex wrist & ulnar flexion of hand (fl.ca.ul)

flexor carpi ulnaris

(palms up) (fl.di.sup-is)

flexor digitorum superficialis

(palms up) (flex.di.prof)

flexor digitorum profundus

(palms up) (fl.poll.lo)

flexor pollicus longus

flex elbow (brachi -.rad-is)

brachioradialis

(palm down) extend wrist and radial flexion of hand (ex.ca.ra.lo)

extensor carpi radialis longus

(palms down) extend wrist and radial flexion of hand (ex.ca.ra.bre-is)

extensor carpi radialis brevis

(palms down) (ex.di)

extensor digitorum

(palms down) extend wrist and ulnar flexion hand (ex.ca.ul)

extensor carpi ulnaris

(palms down) (ex.re)

extensor retinaculum

whole (mu.ne)

musculocutaneous nerve

musculocutaneous (cora-is)

coracobrachialis

musculocutaneous (bi.bra)

biceps brachii

musculocutaneous (bra-is)

brachialis