The tibialis anterior is a muscle within the anterior compartment of the leg. It can be palpated just lateral to the shaft of the tibia. Attachments: Originates from the lateral surface of the tibia and attaches to the medial cuneiform bone and the base of metatarsal I. Actions: Dorsiflexion and inversion of the foot Innervation: Deep fibular nerve Blood supply: Anterior tibial artery By TeachMeSeries Ltd (2025) Fig 1The muscles of the anterior leg. Pro Feature - 3D Model You've Discovered a Pro Feature Access our 3D Model Library Explore, cut, dissect, annotate and manipulate our 3D models to visualise anatomy in a dynamic, interactive way. Learn More Print Article Rate This Article