Cognition Disorders/chemically induced; Infusion Pumps, Implantable/trends; Neuropharmacology/instrumentation; Phencyclidine/administration & dosage; Schizophrenia/chemically induced; Animals; Antipsychotic Agents/pharmacology; Attention/drug effects; Attention/physiology; Behavior, Animal/drug effects; Behavior, Animal/physiology; Behavioral Sciences/instrumentation; Behavioral Sciences/methods; Benzhydryl Compounds/pharmacology; Brain/drug effects; Brain/physiopathology; Central Nervous System Stimulants/pharmacology; Cognition Disorders/physiopathology; Disease Models, Animal; Drug Administration Schedule; Hallucinogens/administration & dosage; Hallucinogens/toxicity; Male; Modafinil; Neuropharmacology/methods; Neuropsychological Tests; Neurosciences/instrumentation; Neurosciences/methods; Phencyclidine/toxicity; Rats; Schizophrenia/physiopathology; Schizophrenic Psychology