Abductor Hallucis

Region: Leg & Foot Muscles · All leg & foot muscles

Abductor Hallucis at a glance

OriginMedial process of the calcaneal tuberosity and the flexor retinaculum
InsertionMedial side of the base of the proximal phalanx of the great toe
ActionsMoves the great toe away from the midline of the foot; Bends the great toe
Nerve supplyMedial plantar nerve (S2–S3)

◆ Good to know

It forms the medial border of the sole; the posterior tibial vessels and nerve enter the foot just deep to its origin.

Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.