PSYB65H3 Chapter 16: Chapter 16-2
Document Summary
Flashbacks and nightmares that persist after any physical danger has passed. Refer to 266 for diagram, reduced cortical thickness for people with ptsd: treatment is difficult. Bilateral reduction in volume of hippocampus and amygdala of temporal lobes and of the frontal cortex. Virtual reality exposure therapy = virtual world that allows veterans to relive their traumatic events. Freud"s theory = our motivations are largely hidden in unconscious mind: mysterious, repressive force actively withholds our sexual and aggressive motivation from conscious awareness. Mental illness result from failure of repressive processes. Abnormal behavior results from emergence of unconscious drives into voluntary, conscious behavior. Psychoanalysis = talking therapy to trace back to unconscious roots: expose to rational judgment. Limbic system and brainstem = properties to id: produce emotional and motivated behaviours, to survive and to reproduce. Neocortex = properties to ego: allows us to learn and solve problems daily.
