As of the latest update, Google Chrome and Microsoft Edge have made a breaking change to how file uploads are handled. Once your system installs this update, you will not be able to upload new images. Please use another browser until we can get it fixed.

Tibialis anterior muscle

The tibialis anterior muscle is one of the muscles of the anterior compartment of the leg involved in dorsiflexion and inversion of the foot.

  • origin: upper half of lateral half of tibia and adjacent interosseous membrane 
  • insertion: inferomedial aspect of medial cuneiform and base of first metatarsal
  • action:
    • dorsiflexion of foot at ankle
    • inversion of the foot (at subtalar and midtarsal joints)
    • helps to hold up medial longitudinal arch of foot 
  • arterial supply: anterior tibial artery
  • innervation: deep peroneal nerve  (L4. L5)
  • key relationships:
    • ​pierces the superior extensor retinacula but travels deep to the inferior retinacula
  • antagonists
  • variants: 
    • os sesamoideum tibialis anterior
Anatomy: Lower limb

Anatomy: Lower limb

Share article

Article information

rID: 6023
Section: Anatomy
Synonyms or Alternate Spellings:
  • Tibialis anterior

Support Radiopaedia and see fewer ads

Cases and figures

  • Figure 1
    Drag here to reorder.
  • Figure 2
    Drag here to reorder.
  • Figure 3
    Drag here to reorder.
  • Figure 4
    Drag here to reorder.
  • Figure 5
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.