Origin
Lateral condyle of tibia, proximal 2/3 lateral surface of tibia & anterior interosseous membrane
Insertion
Medial cuneiform & base of first metatarsal
Actions
- Dorsiflexion of ankle
- Inversion of foot
- Assists in maintaining medial arch of foot
Innervation
- Peroneal nerve (L4, L5, S1)
Blood Supply
- Anterior tibial artery
- Medial tarsal arteries
Would you like to learn more about the tibialis anterior muscle? Then check out the tibialis anterior muscle article and video by clicking the link below: Tibialis Anterior Muscle Anatomy