Tibialis posterior tendon

Medial Arch most important muscle is:

1.Tendoachilles
2.Tibialis posterior tendon
3.Extensor hallucis longus
4.Adductorpollicis

Explanation

Medial longitudinal arch most important muscles for maintaining the arch are Tibialis posterior and Tibialis anterior in this order and most important bones are Talus and Navicular.