Brain Regions Involved in OCD (IMAGE) Michigan Medicine - University of Michigan Caption The largest-ever functional imaging study of the brains of people with obsessive-compulsive disorder, and healthy comparison volunteers, shows significant differences in activity in regions involved in error processing and inhibitory control. These images show the regions of the cingulo-opercular network where those differences were greatest. Credit University of Michigan Usage Restrictions Credit University of Michigan 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.