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Dorsal Foot Muscles (Extensor Digitorum and Hallucis Brevis)
Region: Leg & Foot Muscles · All leg & foot muscles
Dorsal Foot Muscles (Extensor Digitorum and Hallucis Brevis) at a glance
| Origin | Calcaneus (top and side) |
|---|---|
| Insertion | Extensor expansions of toes 1–4 |
| Actions | Straighten the toes |
| Nerve supply | Deep fibular nerve (L5–S1) |
◆ Good to know
Extensor digitorum brevis plus its medial part (extensor hallucis brevis) — the only muscles arising on the dorsum of the foot itself.
More Leg & Foot Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.