Transversus Abdominis Muscle
Tibialis Anterior Muscle – Attachments, Actions & Innervation
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The tibialis anterior muscle is a long muscle in the anterior compartment of the leg.
Tibialis Anterior Muscle
Attachments of Tibialis Anterior Muscle: Origin & Insertion
Origin: (proximal attachments):
- Lateral condyle & superior 2/3 of anteriolateral surface of tibia;
- Interosseous margin.
Insertion: (distal attachments):
- Medial & plantar surfaces of medial cuneiform.
- Base of 1st metatarsal along the medial & plantar surfaces.
Did you know that muscle anatomy is more easily understood in 3D? Check out these lower extremity 3D anatomy videos and learn the tibialis anterior muscle faster!
Actions of Tibialis Anterior Muscle on the foot:
a. 
Dorsiflexes foot at ankle.
b. Inverts foot at ankle.
Nerve to Muscle and its Spinal Segment:
Deep peroneal nerve (L4, L5, S1).
Overview:
Muscles That Act On Foot & Ankle (From Ant. Leg Comp.)
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