Brain Activity During Simple Task (VIDEO) University of California - Berkeley This video is under embargo. Please login to access this video. Caption For a simple word repetition task, the brain received (yellow), interpreted (red) and responded (blue) within a second, during which time the prefrontal cortex (red) coordinated all areas of the brain involved. Credit Video by Avgusta Shestyuk, UC Berkeley Usage Restrictions None 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.