Experiment (image) The Hebrew University of Jerusalem Share Print E-Mail Caption Volunteers were instructed to look at a central cross on a screen while two white squares were briefly shown to the left and right side of the cross. The volunteers had to indicate which of the squares was farther away from the cross. The results reveal that hand amputations affect visuospatial perception. Credit Dr. Tamar R. Makin Usage Restrictions None Share Print E-Mail 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.