Flexor Hallucis Longus (3D Anatomy)

Video Description

This video is a 3D demonstration of the origin, insertion, and action of the Flexor Hallucus Longus (FHL).

ORIGIN
Inferior 2/3 of posterior surface of fibula, lower part of interosseous membrane.

INSERTION
Plantar surface of base of distal phalanx of great toe.

ACTION
Flexes great toe, helps to supinate ankle, and is a very weak plantar flexor of ankle

INNERVATION
Tibial nerve (S2, S3) (S2, S3)

ARTERIAL SUPPLY
Muscular branch of peroneal and posterior tibial artery