Signal Recording (IMAGE) Umea University Caption Recording of signals from single nerve fibers during motor learning shows that signal patterns from sensory receptors in human muscle change substantially as a function of learning state. Credit Michael Dimitriou Usage Restrictions This photo may only be used in contexts related to this news release. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.