Tibialis posterior muscle is supplied by which nerve?
Ans A Posterior tibial nerveRef: Mac Glamry's Textbook of Foot and Ankle Surgery, pg. 196 Posterior tibial muscle is supplied by L5, S1 (posterior tibial nerve)# Action: Inversion of the foot at the ankle.# Test: The patient holds his foot in the inverted position while the examiner pushes outward toward eversion. Anterior tibial muscle is supplied by L4,5 (deep peroneal nerve)# Action: Dorsiflexion of the foot at the ankle.# Test: The patient dorsiflexes the foot and the examiner try to push the foot downward towards plantar extension.
Lower Extremity
Posterior tibial nerve
Deep peroneal nerve
Femoral nerve
Sural nerve
Posterior tibial nerve