Extensor carpi ulnaris
Extensor digiti minimi bductor Oollicis lonOus-l ,
xtensor pollicis brevis __l
Extensor potlicis longus] lll
Extensor carpi radialis foneul
Extensor carpi radialis brevis ]
Extensor digitorum-l
t,,
txtensor rndrcrs I
_l
Brachioradialis
Extensor carpi radialis longus
Extensor carpi radialis brevis
Extensor digitorum
FOREARM AND HAND
il
Extensor reiinaculum
vt
fextensor carpi ulnaris
V
[xtensor
oigiti minimi
Fig.9.55: Muscles of the back of forearm. Tendons in l-Vl compartments are shown
Extensor pollicis longus
Extensor digitorum
Extensor retinaculum
Extensor digiti
. Abductor pollicis longus
. Extensor pollicis brevis
. Extensor carpi radialis longus
. Extensor carpi radialis brevis
. Extensor pollicis longus
. Extensor digitorum
. Extensor indicis
. Posterior interosseous nerve
. Anterior interosseous artery
. Extensor digiti minimi
. Extensor carpi ulnaris
Extensor carpi
radialis brevis
Extensor
carpr
Extensor carpi
radialis longus
xtensor
pollicis
brevis
il
Anterior
interosseous artery
Posterior Abductor pollicis longus
interosseous nerve
Fig. 9.56: Transverse section passing just above the wrist
showing structures passing deep to the extensor retinaculum
JI
E
o
CL
CL
=
c
.a
o
@o
Structure