<prompt> Muscle causing supination of forearm ?Biceps brachiiBrachioradialisFDSAnconeus  <response>: Ans. is a i.e., Biceps brachii Movement Muscles causing movementPronation Pronator quadratus strong pronator, Pronator teres Rapid pronator.Supination Supinator when elbow is extended, Biceps when elbow is flexed 