El músculo extensor corto del dedo gordo del pie es un músculo intrínseco del pie. A menudo se considera que es la parte medial del músculo extensor corto de los dedos, en lugar de una estructura separada. Inserciones: se origina en el calcáneo y el retináculo extensor inferior. Se inserta en la base de la falange proximal del dedo gordo del pie. Acciones: extensión del dedo gordo del pie. Inervación: nervio peroneo profundo. Irrigación sanguínea: arteria dorsal del pie. By TeachMeSeries Ltd (2026) Fig. 1: la capa dorsal de los músculos del pie. Pro Feature - 3D Model You've Discovered a Pro Feature Access our 3D Model Library Explore, cut, dissect, annotate and manipulate our 3D models to visualise anatomy in a dynamic, interactive way. Learn More Frequent questions What is the extensor hallucis brevis muscle? The extensor hallucis brevis is an intrinsic muscle of the foot that aids in extending the big toe. It is often viewed as a medial part of the extensor digitorum brevis rather than a distinct muscle. Where does the extensor hallucis brevis muscle originate? This muscle originates from the calcaneus and the inferior extensor retinaculum. Its anatomical position allows it to effectively contribute to toe movement. What is the primary function of the extensor hallucis brevis? The primary function of the extensor hallucis brevis is to extend the big toe. This action is crucial for various movements such as walking and balance. Which nerve innervates the extensor hallucis brevis? The extensor hallucis brevis is innervated by the deep fibular nerve. This nerve supply is essential for the muscle's motor function. What is the blood supply to the extensor hallucis brevis muscle? The extensor hallucis brevis receives its blood supply from the dorsal artery of the foot. This vascularisation supports the muscle's metabolic needs during activity. Rate This Article