Brachioradialis

Region: Shoulder & Arm Muscles · All shoulder & arm muscles

Brachioradialis at a glance

OriginLateral supracondylar ridge of the humerus
InsertionStyloid process of the radius
ActionsBends the elbow, fastest with the forearm in mid-position; Returns the forearm to mid-position from full rotation
Nerve supplyRadial nerve (C5–C7)

◆ Good to know

Anatomy's odd one out: a forearm muscle supplied by the radial (extensor) nerve that nevertheless flexes the elbow; its tendon forms the striking surface for the brachioradialis reflex.

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.