Name

Extensor hallucis brevis

Pronunciation

(eks-TEN-sor HA-loo-sus BREV-is)

Origin/Proximal Attachment

Upper anterolateral calcaneus; inferior extensor retinaculum

Insertion/Distal Attachment

Base of proximal phalanx of hallux

Action/Relevance

Extends big toe

Innervation

Deep Peroneal nerve (L4, 5)

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