WristandHand
Plate449
FlexorTendons,Arteries,andNervesatWrist
Palmaris longus tendon
Median nerve
Radial artery
Flexor carpi radialis
tendon
Flexor pollicis longus
tendon in tendon
sheath (radial bursa)
Palmar carpal ligament (
reflected
)
(Synovial) tendon sheath
Flexor retinaculum (transverse
carpal ligament)
Trapezium
1st metacarpal bone
Opponens pollicis muscle (
cut
)
Abductor pollicis
brevis muscle
(
reflected
)
Flexor pollicis
brevis muscle
(
reflected
)
Adductor pollicis muscle
Flexor digitorum superficialis tendons
Common flexor sheath (ulnar bursa)
Ulnar artery
Ulnar nerve
Flexor carpi ulnaris tendon
Pisiform
Abductor digiti minimi muscle
Flexor digiti minimi brevis muscle
Opponens digiti minimi muscle
Superficial palmar (arterial) arch
Lumbrical muscles
Cross section of wrist demonstrating carpal tunnel
Flexor retinaculum (transverse
carpal ligament)
Ulnar artery
and nerve
Flexor
digitorum
superficialis
tendons*
(3, 4 superficial;
2, 5 deep)
Flexor
digitorum
profundus
tendons*
(2, 3, 4, 5)
Hamate
2
4
5
3
Flexor carpi
radialis tendon
Median nerve*
Palmaris longus
tendon
Flexor pollicis
longus tendon
in tendon sheath*
Trapezium
Capitate
Trapezoid
Palmar view
Radial artery
Flexor carpi
ulnaris tendon
*Contents of carpal tunnel
Simple method of demonstrating
arrangement of flexor
digitorum superficialis
tendons within carpal tunnel
See±also±
Plates 459
,
±
460
±
