innervated by innervated_by has muscle origin has muscle origin has muscle insertion has muscle insertion has muscle antagonist Homo sapiens radius bone ulna radial nerve pronator teres supinator muscle http://upload.wikimedia.org/wikipedia/commons/c/c6/Gray420.png TODO - The term 'supinator' can also refer more generally to a muscle that causes supination of a part of the body. In older texts, the term 'supinator longus' was used to refer to the brachioradialis, and 'supinator brevis' was used to the muscle now known as the supinator. A muscle which originates on the distal humerus, inserts on the radius and accomplishes supination (rotation of the wrist). FMA:75002 EMAPA:36208 musculus supinator FMA:38512 supinator brevus SCTID:181634007 supinator Wikipedia:Supinator_muscle UBERON:0003228 forelimb zeugopod muscle ectepicondyle of humerus