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Other Terms: Musculus plantaris, Muscle plantaire
Latin muscle parts
Crural muscle – posterior compartment – superficial group
This muscle’s name in English is the sole of the foot muscle.The word plantaris is from the Latin planta for “the sole of the foot,” which comes from the Greek plata meaning “flat.”
Distal aspect of the lateral supracondylar line and the oblique popliteal ligament.
Posterior surface of the calcaneus
Assists with plantar flexion of the ankle joint and flexion of the knee.
Tibial nerve (S1 and S2)
From proximal to distal, the belly of the muscle is supplied by the sural branches of the popliteal artery, the posterior tibial artery, and the peroneal artery. The tendon receives a blood supply from the anterior and posterior, medial and lateral malleolar arteries, the calcanean branches of the posterior tibial artery, peroneal artery, and the lateral plantar artery.