Medical Definition of Peroneus tertius
1.
Origin, in common with musculus extensor digitorum longus; insertion, dorsum of base of fifth metatarsal bone; nerve supply, deep branch of peroneal; action, assists in dorsiflexion and eversion of foot.
Synonym: musculus fibularis tertius, musculus peroneus tertius, third peroneal muscle.
(05 Mar 2000)
Lexicographical Neighbors of Peroneus Tertius
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