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ellipsoid, between distal end of radius, scaphoid and lunate

radiocarpal joint type and location


intercarpal joints: type. between proximal carpal row (scaphoid, lunate, triquetral and pisiform) and distal carpal row (trapezium, trapezoid, capitate, hamate)

four fingers are gliding, thumb is saddle

carpometacarpal joints: between distal row of carpals and bases of the five metacarpal bones: type


metacarpophalangeal joints are

wrist extension/radial deviation

action of extensor carpi radialis longus

wrist extension

action of extensor carpi radialis

wrist extension/ulnar deviation

action of extensor carpi ulnaris

finger flexion

actions of flexor digitorum profundus, flexor digitorum superficialis, flexor digiti minimi

finger flexion

action of lumbricals

finger extension

action of extensor digitorum, extensor digiti minimi, extensor indices

thumb flexion

action of flexor pollicus longus

flexion of thumb, opposition of thumb and little finger

action of flexor pollicis brevis

thumb extension

action of extensor pollicis longus

thumb extension, thumb abduction, radial deviation

action of abductor pollicis longus

adducts thumb

action of adductor pollicis

abducts thumb, opposition of thumb and little finger

action of abductor pollicis brevis

opposn of thumb and little finger

opponens pollicis action

opposn of thumb and middle finger

action of opponens digiti minimi

abduction of fingers

action of abductor digiti minimi

adduction of fingers

action of palmar interossei

abducts fingers

action of dorsal interossei

flexion of fingers

action of both palmar and dorsal interossei

AROM of thumb extension


AROM of thumb abduction


AROM of thumb adduction


AROM of wrist flexion


AROM of wrist extension


AROM of radial deviation/wrist abduction


AROM of ulnar deviation/wrist adduction


AROM of forearm supination


AROM of forearm pronation


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