Wrist, Finger, Thumb joint actions

Question 1

Flexor carpi radialis

Answer 1

flexion, radial deviation

Question 2

flexor carpi ulnaris

Answer 2

flexion, ulnar deviation

Question 3

palmaris longus

Answer 3

flexion

Question 4

extensor carpi radialis longus

Answer 4

extension, radial deviation

Question 5

extensor carpi radialis brevis

Answer 5

extension

Question 6

extensor carpi ulnaris

Answer 6

extension, ulnar deviation

Question 7

extensor digitorum

Answer 7

extension of MCP joint

Question 8

extensor indicis

Answer 8

extension of MCP joint

Question 9

extensor digiti minimi

Answer 9

extension of MCP joint

Question 10

lumbricales

Answer 10

flexion MCP joint (2-5)

Question 11

dABS

Answer 11

abduction of MCP

Question 12

PADS

Answer 12

Adduction MCP joint

Question 13

abductor digiti minimi

Answer 13

Abduction

Question 14

Flexor digiti minimi

Answer 14

flexion

Question 15

opponens digiti minimi

Answer 15

CMC of 5th opposition

Question 16

Flexor pollicis brevis

Answer 16

flexion of thumb

Question 17

Wrist flexors

Answer 17

Flexor carpi radialis and ulnaris, palmaris longus

Question 18

wrist extensors

Answer 18

extensor carpi radialis longus, brevis, extensor carpi ulnaris

Question 19

Radial deviators

Answer 19

flexor carpi radialis, ext. carpi radialis longus

Question 20

ulnar deviators

Answer 20

flexor carpi ulnaris, ext. carpi ulnaris

Question 21

PIP flexion

Answer 21

Flexor digitorum superficialis

Question 22

PIP extension

Answer 22

Extensor digitorum, indicis, digiti minimi, lumbricales

Question 23

DIP flexion

Answer 23

FDP

Question 24

DIP extension

Answer 24

Extensor digitorum, indicis, digiti minimi, lumbricales

Question 25

Thumb IP flexion

Answer 25

Flexor pollicis longus

Question 26

Thumb IP extension

Answer 26

Extensor pollicis longus

Question 27

CMC thumb flexion

Answer 27

Flexor Pollicis Brevis

Question 28

CMC thumb extension

Answer 28

Extensor pollicis brevis, abductor pollicus longus

Question 29

CMC thumb abduction

Answer 29

Abductor pollicis longus, brevis, extensor pollicis brevis

Question 30

CMC thumb adduction

Answer 30

adductor pollicis

Question 31

CMC thumb opposition

Answer 31

opponens pollicis