Skip to Content
Medical Term:

tibialis posterior (muscle)

 

Definition: most anterior (deepest) muscle of deep posterior (plantar flexor) compartment of leg; origin, soleal line and posterior surface of tibia, the head and shaft of the fibula between the medial crest and interosseous border, and the posterior surface of interosseous membrane; insertion, navicular, three cuneiform, cuboid, and second, third, and fourth metatarsal bones; action, plantar flexion and inversion of foot; nerve supply, tibial.

Synonym(s): musculus tibialis posteriorTA, musculus tibialis posticus, posterior tibial muscle

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
Hide