1. What is psychosis?: Answer a severe mental disorder paired with altered cognition,altered perception, and/or an impaired ability to determine what is or is not real. 2. Etiology of Psychosis: Answer >Underlying biologic causes -Toxic psychosis -Underlying and untreated medical issue . . . Delirium -Neurocognitive disorders ...Dementia ...HIV ...Vascular >Medical illness >Toxins, drugs and medications 3. Schizophrenia: Answer A psychotic disorder involving distortions in thoughts, perceptions, and/or emotions. Affects neurotransmitters 4. Causes of Schizophrenia: Answer Outcomes related to: >Later onset, premorbid functioning >Age, gender >Subtype >Fetal exposure to disease and trauma >Marital status, reproduction, mortality >Socioeconomic class >Culture, geography, seasonal influences