Tibialis Anterior

Origin Lateral condyle of tibia, proximal 1/2 - 2/3 or lateral surface of tibial shaft, interosseous membrane, and the deep surface of the fascia cruris
Insertion Medial and plantar surfaces of 1st cuneiform and on base of first metatarsal
Action Dorsiflexor of ankle and invertor of foot
Innervation Deep peroneal nerve (L4, L5, S1) (L4, L5, S1)
Arterial Supply Anterior tibial artery

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Muscle Atlas of the Extremities