wrist/hand muscles (extrinsic) Flashcards
flexor carpi radialis origin
medial epicondyle of humerus
flexor carpi radialis insertion
2-3 metacarpals
flexor carpi radialis action
wrist flexion, radial deviation
flexor carpi radialis nerve
median
palmaris longus origin
medial epicondyle of humerus
palmaris longus insertion
flexor retinaculum and palmar aponeurosis
palmaris longus action
weak wrist flexor
palmaris longus nerve
median
Flexor carpi ulnaris origin
medial epicondyle of humerus
Flexor carpi ulnaris insertion
pisiform, hamate, base 5th metacarpal
Flexor carpi ulnaris action
wrist flexion, ulnar deviation
Flexor carpi ulnaris nerve
ulnar
Flexor digitorum superficialis origin
medial epicondyle of humerus, proximal ulna and radius
Flexor digitorum superficialis insertion
middle phalanx of 2-5
Flexor digitorum superficialis action
flexes proximal interphalangeal joint, MCP, weak wrist flexion
Flexor digitorum superficialis nerve
median
Flexor digitorum profundus origin
anterior, medial surface of ulna
Flexor digitorum profundus insertion
base of distal phalanx of 2-5
Flexor digitorum profundus action
flexion of interphalangeal joint, PIP, MCP, weak wrist flexion
Flexor digitorum profundus nerve
median/ulnar