Flexor pollicis longus

Schematic anatomy
Deep layerFlexor pollicis longus

Arms

Suggest an edit

Biceps

Long headShort headBrachialis · supporting muscle

Triceps

Long headLateral headMedial head

Forearms

BrachioradialisFlexor carpi radialisFlexor carpi ulnarisFlexor digitorum superficialisFlexor digitorum profundusFlexor pollicis longusExtensor carpi radialis longus & brevisExtensor carpi ulnarisExtensor digitorumExtensor pollicis longus & brevisAbductor pollicis longusPronator teresPronator quadratusSupinator

Hands

Abductor pollicis brevisFlexor pollicis brevisOpponens pollicisAdductor pollicisHypothenar musclesLumbricalsDorsal interosseiPalmar interossei
Movement guide

Flexor pollicis longus

Suggest an edit

Bends the thumb tip and contributes to pinch.

01

Thumb putty press

Thumb flexion · Soft putty

Also works

Flexor pollicis brevis, other thenar muscles

How to perform

Press your thumb into soft putty toward the palm, then release.

Keep the thumb joints aligned; do not force the end position.

Example volume · 1–2 sets × 8–12 gentle reps

Referenceswww.guysandstthomas.nhs.uk

Community draft · awaiting expert review