Question 32 (1 point) Which of the following represents a positive symptom of schizophrenia? being easily directed lack of energy hallucinations insight Question 33 (1 point) Personality disorders are most likely to be treated with psycho surgery. ECT. biological therapies are not used to treat personality disorders. drug therapy. Question 29 (1 point) If one identical twin has schizophrenia the probability that the other twin will develop it is about 50% 20% 65% 35% Question 30 (1 point) Dr. Fisher has just completed an autopsy of a man found dead in a city park. Brain scans show that the ventricles in his brain are enlarged and he has high levels of dopamine. Dr. Fisher is likely to conclude that the man suffered from schizophrenia. Parkinson's disease. obsessive-compulsive disorder. Obipolar disorder.