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Plantaris
Region: Leg & Foot Muscles · All leg & foot muscles
Plantaris at a glance
| Origin | Lateral supracondylar line of the femur |
|---|---|
| Insertion | Back of the calcaneus, beside the Achilles tendon |
| Actions | Weakly points the foot downward; Weakly bends the knee |
| Nerve supply | Tibial nerve (S1–S2) |
◆ Good to know
Its long thin tendon is sometimes mistaken for a nerve in surgery, and its rupture can mimic a calf tear or Achilles injury.
More Leg & Foot Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.