PSYC 208 Chapter Notes - Chapter 10: Differential Diagnosis, Encephalitis, White Matter
Document Summary
Schizophrenias are a heterogeneous collection of psychotic disorders (mind split from reality) Cognitive deficits: thought, perception: ability to perceive sensory input, behavior, emotion. Severe mental disorder: dramatic reduction in fitness beginning during prime reproductive years, strikes at the peak of reproductive years. Behavior deficits: avolition: apathetic towards work, social, personal activities (e. g. grooming); often inactive, alogia: poverty of speech or content, anhedonia: inability to experience pleasure, flat affect: no visible expression of internal emotional states. Kring & neale: patients showed little facial expression while watching an emotional film, but reported similar feelings as non-patients. Inappropriate affect: wrong emotion: asociality (social withdrawal): few friends and poor social skills. Behavioral excesses or peculiarities: delusions: persistent and unrealistic false beliefs, hallucinations: perceptions that occur in the absence of a physical stimulus, or that are distorted, disorganized or hyperactive motor behavior, disorganized or chaotic thought.
