muscle: extensor hallucis brevis

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M. extensor hallucis brevis

Extensor of the big toe in analogy to the middle (2-4))
Origin: front of the calcaneus, retinaculum extensorum inferius (between calcaneus and talus)
Attachment: Head of the proximal phalange of the hallux
Antagonists:
Movement: Dorsiflexion of the hallux