1. Schizophrenic Disorders Symptoms of Schizophrenia 1.Disorganized thinking. 2.Disturbed Perceptions 3.Inappropriate Emotions and Actions

2. Disorganized Thinking The thinking of a person with Schizophrenia is fragmented and bizarre and distorted with false beliefs. Disorganized thinking comes from a breakdown in selective attention.- they cannot filter out information.

3. Delusions (false beliefs) Delusions of Persecution Delusions of Grandeur

4. Disturbed Perceptions hallucinations- sensory experiences without sensory stimulation.

5. Inappropriate Emotions and Actions Laugh at inappropriate times. Senseless, compulsive acts. Catatonia- motionless Waxy Flexibility

6. Positive vs. Negative Symptoms Positive Symptoms Presence of inappropriate symptoms delusions hallucinations inappropriate emotions Negative Symptoms Absence of appropriate ones. social withdrawal apathy (decreased motivation) poverty of speech (brief replies) inability to experience pleasure

7. Case Study in Schizophrenia: Gerald

8. Positive SymptomsNegative Symptoms

9. Types of Schizophrenia

10. Disorganized Schizophrenia disorganized speech or behavior, or flat or inappropriate emotion.

11. Paranoid Schizophrenia preoccupation with delusions or hallucinations. Somebody is out to get me!!!!

12. Catatonic Schizophrenia Flat effect (showing no emotion) Waxy Flexibility (holding a position, like made of wax) parrot like repeating of another’s speech and movements

13. Again… Nature vs. Nurture

15. Possible Causes of Schizophrenia Nature Dopamine Hypothesis – Suggests that an excess release of dopamine may be a cause deteriorated brain tissue obesity prior to pregnancy infection during second trimester Nurture drug and/or alcohol abuse stress living in urban environments These are ONLY possible causes! Exact causes remain UNKNOWN!