plantaris (tibialis gracilis)

Introduction

Small muscle of the superficial posterior compartment of the leg.

Origin

lateral supracondylar ridge (tibia?)

Insertion

• medial margin of the achilles tendon & deep fascia of the ankle

Action

• plantar flexion of the foot
• may have proprioceptive function

Innervation

tibial nerve

More general terms

• skeletal muscle (voluntary muscle)