Extensor pollicis longus muscle

What is Extensor pollicis longus muscle?

Extensor pollicis longus muscle meaning Muscle involved in moving the thumb. Its main function is extending the terminal phalanx. Other muscles involved in moving the thumb are:Abductor pollicis brevisAbductor pollicis longusAdductor pollicisExtensor pollicis brevisFlexor pollicis brevisFlexor pollicis longusOpponens pollicis

 

reference: national Cancer Institute – Glossary for Registrars

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