muscles exam 3

supraspinatus - innervation

suprascapular

infraspinatus - innervation

suprascapular

subscapularis - innervation

upper and lower subscapular

teres minor - innervation

axillary

teres major - innervation

lower subscapular

biceps brachii - innervation

musculocutaneous

brachialis - innervation

musculocutaneous and radial

coracobrachialis - innervation

musculocutaneous

triceps brachii - innervation

radial

anconeus - innervation

radial

pronator teres - innervation

median

flexor carpi radialis - innervation

median

flexor carpi ulnaris - innervation

ulnar

palmaris longus - innervation

median

flexor digitorum superficialis - innervation

median

flexor didgitorum profundus

median 2-3 ulnar 4-5

flexor pollicus longus - innervation

ant interosseous nerve from median

pronator quadratus - innervation

ant interosseous nerve from median

brachioradialis - innervation

radial

extensor carpi radialis longus - innervation

radial

extensor carpi radialis brevis - innervation

radial

extensor digitorum - innervation

radial

extensor digiti minimi - innervation

radial

extensor indicus - innervation

radial

supinator - innervation

radial

extensor carpi ulnaris - innervation

radial

abductor pollicus longus - innervation

post interosseous nerve from radial

extensor pollicus longus - innervation

ant interosseous nerve from radial

extensor pollicus brevis - innervation

post interosseous nerve from radial

lumbricals - innervation

median 1-2, ulna 3-4

adductor pollicus - innervation

ulnar

opponens pollicus - innervation

median

Abductor pollicis brevis - innervation

median

flexor pollicus brevis - innervation

median

abductor digiti minimi - innervation

ulnar

flexor digiti minimi brevis - innervation

ulnar

opponens digiti minimi - innervation

ulnar

dorsal interosseous - innervation

ulnar

palmar interosseous - innervation

ulnar

supraspinatus - action

15 degree abd, act w/ RC

infraspinatus - action

LR, act w/ RC

teres minor - action

LR, act w/ RC

subscapularis - action

MR, act w/ RC, hold humerus in GHJ

teres major - action

add, MR

biceps brachii - action

flex elbow, sup forearm, resist dislocation

brachialis - action

flex forearm in ALL positions

coracobrachialis - action

flex arm, add arm, resist dislocation

triceps brachii - action

ext forearm, LH resists dislocation

anconeous - action

assist forearm ext, stabilize elbow, abd ulna in pro

PT - action

pronate, flex elbow

FCR - action

flex wrist, RD

PL - action

flex wrist, tense palm apo

FCU - action

flex wrist, UD

FDS - action

flex digit 2-5 at PIP

FDP - action

flex digits 2-5 at DIP

FPL - action

flex thumb at IP

brachioradialis - action

~forearm flex, best when mid pronated (BEER DRINKER)

ECRL - action

ext wrist, RD

ECRB - action

ext wrist and RD

ED - action

ext digit at MCP

EDM - action

ext digit 5 at MCP

ECU - action

ext wrist and UD

supinator - action

supinate forearm

EI - action

ext digit 2, help ext wrist

AbPL - action

abd thumb at CMC joint

EPL - action

ext DP at IP, MCP, and CMC

EPB - action

ext PP at MCP and CMC

OP - action

oppose thumb

AbPB - action

abd thumb, help oppose

FPB - action

flex thumb

AdP - action

add thumb

AbDM - action

abd digit 5

FDMB - action

flex PP of digit 5

OD - action

oppose digit 5

lumbricals - action

flex MCP, ext IP digit 2-5

dorsal interossei - action

abd digit 2-4, hlep lumbricals

palmar interossei - action

add 2,4,5 assist lumbricals

supraspinatus - proximal attachment

supraspinous fossa

infraspinatus - proximal attachment

infraspinous fossa

subscapularis - proximal attachment

subscapular fossa

teres minor - proximal attachment

lateral border of scapula

teres major - proximal attachment

inferior angle of scapula

biceps brachii - proximal attachment

SH: coracoid process LH: supraglenoid tubercle

brachialis - proximal attachment

distal ant humerus

coracobrachialis - proximal attachment

coracoid process

triceps brachii - proximal attachment

LoH: infraglenoid tubercle, LaH: post humerus prox RG, MH: post humerus dist RG

anconeous - proximal attachment

lat epicondyle

PT - proximal attachment

med epicondyle

FCR - proximal attachment

med epicondyle

PL - proximal attachment

med epicondyle

FCU - proximal attachment

med epicondyle

FDS - proximal attachment

med epicondyle, prox ulna and radius

FDP - proximal attachment

prox ulna and interosseous membrane

FPL - proximal attachment

ant radius and interosseous membrane

PQ - proximal attachment

distal ulna

brachioradialis - proximal attachment

lat supracondylar ridge

ECRL - proximal attachment

lat supracondylar ridge

ECRB - proximal attachment

lat epicondyle

ED - proximal attachment

lat epicondyle

EDM - proximal attachment

lat epicondyle