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plantar muscle --> plantaris

(Science: anatomy, muscle) origin, lateral supracondylar ridge; insertion, medial margin of tendo achillis and deep fascia of ankle; action, traditionally described as plantar flexion of foot; many investigators now believe the plantaris muscle to be primarily a proprioceptive organ; nerve supply, tibial nerve.

Synonym: musculus plantaris, musculus tibialis gracilis, plantar muscle.