extensor carpi radialis longus muscle


ex·ten·sor car·pi ra·di·a·lis lon·gus mus·cle

(eks-ten'sŏr kahr'pī rā-dē-ā'lis long'gus mŭs'ĕl) Origin, lateral supracondylar ridge of humerus; insertion, back of base of second metacarpal bone; action, extends and deviates wrist radialward; nerve supply, radial.
Synonym(s): musculus extensor carpi radialis longus [TA] , long radial extensor muscle of wrist.