Fibularis tertius (muscle)

[TA] 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. SYN: musculus fibularis tertius [TA], musculus peroneus tertius*, peroneus tertius (muscle)*, third peroneal muscle.

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