[¦brā·kē·ō‚rā·dē′äl·əs] (anatomy) The muscle of the arm that flexes the elbow joint; origin is the lateral supracondylar ridge of the humerus, and insertion is the lower end of the radius.
brachioradialis
brachioradialis
(brā″kē-ō-rā″dē-ă′lĭs) [″ + radialis, radius] A muscle lying on the lateral side of the forearm. It flexes the forearm.