Activation of the Subthalamic Nucleus (IMAGE) Osaka University Caption The movies of the android robot showed stronger activation in the subthalamic nucleus than those of the human model. The subthalamic nucleus is involved in the motor system and plays an important role in smooth motion. It is also a target area in deep brain stimulation to treat Parkinson disease. Credit Osaka University 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.