Testing (IMAGE) Case Western Reserve University Caption Testing showed that with the right electrical signals, the amputees could feel the same intensity of pressure in their prosthetic hand as they could with their intact hand. Credit Emily Graczyk Usage Restrictions Please give proper credit 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.