bicep brachii
APL insertion
1st MC
FCU nerve
ulnar
FDP nerves
2-3 median 4-5 ulnar
FDP insertion
2-5 distal phalanges
FDS insertion
2-5 middle phalanx
(Extensor Digitorum Communis)EDC insertion
2-5 middle/distal digits extensor hood
FCR insertion
2nd MC base
EDM action
5th digit MCP/IP extension
(Extensor digitiminimi)EDM insertion
5th digit extensor hood
brachial artery muscular branches
BB(bicep brachii),CB(CORACHOBRACHIALIIS),B(brachialis)
what muscle attaches to coracoid process?
BB,CB
what muscles does musculocutaneous nerve innervate?
BB,CB,B
Muscles that FLEX the forearm
CB,biceps brachii, brachialis, brachioradialis
ECRL insertion
Dorsal 2nd MC
What muscles flexes forearm?
PT
what muscles does median innervate?
PT,FCR,FPL,PQ
What muscles pronate the forearm?
PT,PQ
radial nerve innervates
TB(tricep brachii),A(anconeous),BR(brachioradialis),ECRL(Extensor Carpi Radialis Longus),ECRB (Extensor Carpi Radialis Brevis),EDC(Extensor DigitorumCommunis),(Extensor digitiminimi) EDM,ecu
APL action
abduct thumb extend mcp
(Flexor Pollicis Longus) FPL origin
anterior radius,IM
CORACHOBRACHIALIIS origin
coracoid process
biceps brachii short head origin PA
coracoid process
tricep brachii blood supply
deep brachial artery branches
(Extensor digitiminimi)EDM nerve
deep radial
ECRB nerve (Extensor Carpi Radialis Brevis)
deep radial
ECU NERVE
deep radial
EDC nerve
deep radial
S nerve
deep radial
brachialis origin
distal 1/2 anterior humerus
PQ insertion
distal anterior radius
(Pronator Quadratus) PQ origin
distal anterior ulna
EI insertion
dorsal 2nd digit extensor hood
ECRB insertion (Extensor Carpi Radialis Brevis)
dorsal 3rd MC
ECU insertion
dorsal 5th MC
EPL insertion
dorsal distal thumb phalanx
EPB insertion
dorsal thumb proximal phalanx
EI action
extend 2nd digit and wrist
EPB action
extend thumb MCP and CMC
EPL action
extend thumb joints and cmc
ECU action
extend wrist and ulnar deviation(adduction)
EDC action
extension 2-5 MCP/IP joints
FDS action
flex 2-5 MCP/PIP
FDP ACTION
flex 2-5 dip digits
CB action
flex and adduct arm
PT action
flex and pronate forearm
BR action
flex elbow isometric
FPL action
flex thumb joints
FCR action
flex wrist and radial deviation(abducts)
PL action
flex wrist and tightens palmar aponeurosis
FCU action
flex wrist and ulnar deviation/adduction
brachialis action
flexes forearm
PL insertion
flexor retinaculum and palmar aponeurosis
CB insertion
humerus medial middle surface
triceps brachii long head origin
infraglenoid tubercle
(Extensor Digitorum Communis origin)EDC origin
lateral epicondyle
(Extensor digitiminimi)EDM origin
lateral epicondyle
ECRB origin (Extensor Carpi Radialis Brevis)
lateral epicondyle
anconeus origin
lateral epicondyle
(Extensor carpiulnaris)ECU origin
lateral epicondyle,posterior ulna border
S origin (Supinator)
lateral epicondyle,proximal ulna suprinator crest,annular/radial collateral ligaments
pronator teres insertion
lateral middle radius
(extensor carpi radialis longus) ECRL origin
lateral supracondylar ridge
brachioradialis BR origin
lateral supracondylar ridge
tricep brachii action
major extensor (long head resist dislocation)
(Flexor Carpi Radialis) FCR origin
medial epicondyle
FDS humero ulnar head origin: (flexor digitorum superficialis)
medial epicondyle
PT humeral head origin (Pronator teres)
medial epicondyle
flexor carpi ulnaris FCU humeral head origin
medial epicondyle
palmaris longus (PL) origin
medial epicondyle
tricep brachii in order deep to superficial
medial,longhead,lateral
FPL nerve
median
PL nerve
median
PQ nerve
median
PT nerve
median
fcr nerve
median
Anconeus arterial supply
middle collateral and recurrent interossesous artery (deep brachial)
CB nerve
musculocutaneous
bicep brachii nerve
musculocutaneous
brachialis nerve
musculocutaneous
tricep brachii insertion
olecranon process and fascia
FCU insertion
pisiform,hamate,5th MC
EPB origin (extensor pollcis brevis)
posterior distal 1/3 radius,IM
(Extensor Indicis)EI origin
posterior distal 1/3 ulna,IM
triceps brachii lateral head origin
posterior humerus above radial groove
triceps brachii medial head origin
posterior humerus below radial groove
APL Nerve
posterior interosseous radial
EI nerve
posterior interosseous radial
EPB nerve
posterior interosseous radial
EPL nerve
posterior interosseous radial
S insertion
posterior lateral proximal 1/3 radius
EPL Origin (Extensor Policis Longus)
posterior middle 1/3 ulna,IM
APL origin (abductor pollicis longus)
posterior proximal 1/2 radius,ulna,IM
anconeus insertion
posterior superior ulna and lat olecranon
PQ action
pronates(hold bones together)
FDP origin
proximal 3/4 anterior ulna,IM
BR nerve
radial
ECRL nerve
radial
anconeus nerve
radial
tricep brachii nerve
radial
brachialis arterial supply
radial recurrent and brachial artery branches
BR insertion
radius styloid process
FDS radial head origin
radius superior 1/2 anterior border
biceps brachii insertion
radius tuberosity bicipital aponeurosis
anconeus action
stabilize elbow extend forearm abducts ulna during pronation
ECRB action (Extensor Carpi Radialis Brevis)
strong wrist extensor,abducts
ECRL action
strong wrist extensor,abducts
FDS radial head origin: (flexor digitorum superficialis)
sup 1/2 anterior radius
biceps brachii action
supinates and flexes(when supine) forearm
S action
supination
muscles that supinate the forearm
supinator, biceps brachii
biceps brachii long head origin
supraglenoid tubercle
(Flexor Pollicis Longus) FPL insertion
thumb distal phalanx
PT ulnar head origin (Pronator teres)
ulna coronoid process
FCU ulnar head origin
ulna posterior border and olecranon
brachialis insertion
ulna tuberosity and coronoid process
