Stun is manifested by a reduction of psyche. Patients are inactive, silent, indifferent, are in a drowsy state. They hardly understand even the simplest questions, give inaccurate and just wrong answers. Delusions, hallucinations, affective and other disorders are not available; sleep without dreams. With increase of disorders stunning enters spoor, where the sick is absolutely not respond to verbal abuse, but I can give a simple motor reaction when physical stimulation, such as injections. Further developing coma (see). Light extent stun called obnovilsya.