Summary Supinator Origin Lateral epicondyle of humerus, radial collateral and annular ligaments, supinator fossa and crest of ulna Insertion Lateral, posterior and anterior surfaces of proximal 1/3 of radius Action Supinates forearm (i.e., rotates radius to turn palm anteriorly) Innervation Deep branch of radial nerve (C5, C6) Arterial supply Recurrent interosseous artery
All Videos (0) Podcasts (1) Anatomy⎪Supinator Anatomy - Supinator Listen Now 3:4 min 1/29/2021 52 plays 3.3 (6)