hand and wrist joint

scaphoid most injured from what

FOOSH

carpal tunnel syndrome

median nerve compressed in carpal tunnel

wrist flexors

originate medially

wrist extensors

originate laterally

wrist joint

condyloid joint

PIP, DIP joints

hinge/ginglymus

MCP joint

condylar joint

wrist abductors

have radialis or pollicus in their name

wrist adductors

say digiti minimi or ulnaris

lumbricals

4, flex and extend the fingers

palmar interossei

3, adduct the fingers

dorsal interossei

4, abduct the fingers

innervated by the radial nerve

ECRB and ECRL

innervated by the median nerve

FCR, PL, FDS

Flexor carpi radialis origin

medial epicondyle

flexor carpi radialis insertion

base of 2+3 metacarpal palmar surface

flexor carpi radialis action

wrist flexion, radial deviation

flexor carpi radialis innervation

median nerve

palmaris longus origin

medial epicondyle

palmaris longus insertion

palmar aponeurosis

palmaris longus action

wrist flexion

palmaris longus innervation

median nerve f

flexor carpi ulnaris origin

medial epicondyle

flexor carpi ulnaris insertion

pisiform and hamate

flexor carpi ulnaris action

wrist flexion, ulnar deviation

flexor carpi ulnaris innervation

ulnar nerve

flexor digitorum superficialis origin

medial epicondyle, coronoid process, radius

flexor digitorum superficialis insertion

sides of the middle phalanx

flexor digitorum superficialis action

wrist flexion, MCP +PIP flexion

Flexor digitorum superficialis innervation

median nerve

flexor digitorum profundus origin

proximal ¾ of ulna

flexor digitorum profundus insertion

base of distal phalanges of 4 fingers

flexor digitorum profundus action

wrist flexion, MCP, PIP, DIP flexion

flexor digitorum profundus innervation

median nerve for 2-3, ulnar nerve for 4-5

flexor pollicus longus origin

middle 1/3 of ulna and radius

flexor pollicus longus insertion

base of distal phalanx

flexor pollicus longus action

flexion of CMC, MCP,IP, wrist, radial/ulnar deviation

flexor pollicus longus innervation

anterior interosseus nerve

extensor carpi ulnaris origin

lateral epicondyle, middle 2/4 of ulna

extensor carpi ulnaris insertion

base of 5th metacarpal

extensor carpi ulnaris innervation

posterior interosseous nerve

extensor carpi ulnaris action

wrist extension, ulnar deviation

extensor carpi radialis brevis origin

lateral epicondyle

extensor carpi radialis brevis insertion

base of 3rd metacarpal

extensor carpi radialis brevis action

wrist extension, radial deviation

extensor carpi radialis brevis innervation

radial nerve

extensor carpi radialis longus origin

lateral epicondyle, lateral supracondylar ridge

extensor carpi radialis longus insertion

base of 2nd metacarpal

extensor carpi radialis longus action

radial deviation, wrist extension

extensor carpi radialis longus innervation

radial nerve

extensor digitorum origin

lateral epicondyle

extensor digitorum insertion

middle and distal phalanx of 2-5

extensor digitorum action

extension at MCP, wrist extension

extensor digitorum innervation

posterior interosseus nerve

thenar eminence

abd. pollicis brevis, opponens pollicis, flexor pollicis brevis, add. pollicis

hypothenar eminence

abd. digiti minimi, flexor digiti minimi brevis +longus, opponens digiti minimi

hand of benediction

inability to flex at 2+3 MCP and IP, median nerve damage

claw hand

ulnar nerve, cannot extend at IP of 4th and 5th digits

wrist drop

radial nerve, inability to extend hand and forearm

mallet finger

distal extensor tendon rupture

swan-neck defromity

PIP-hyperextension and DIP- flexion

Jersey finger

rupture of flexor digitorum profundus