Origin
Posterior surface of tibia & fibula. Posterior interosseous membrane
Insertion
Navicular tubercle, medial/intermediate/lateral cuneiform, cuboid, bases 2/3/4 metatarsal
Actions
- Foot plantar flexion
- Foot inversion
- Supports medial arch of foot
Innervation
- Tibial Nerve (L4, L5)
Blood Supply
- Posterior tibial artery
Would you like to learn more about the tibialis posterior muscle? Then check out the tibialis posterior muscle article and video by clicking the link below: Tibialis Posterior Muscle Anatomy
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