Medical Definition of Peroneus longus
1.
Origin, upper two-thirds of outer surface of fibula and lateral condyle of tibia; insertion, by tendon passing behind lateral malleolus and across sole of foot to medial cuneiform and base of first metatarsal; action, plantar flexes and everts foot; nerve supply, superficial peroneal.
Synonym: musculus fibularis longus, musculus peroneus longus, long fibular muscle, long peroneal muscle.
(05 Mar 2000)
Lexicographical Neighbors of Peroneus Longus
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