PSY 1102 Lecture Notes - Lecture 15: Avoidant Personality Disorder, Narcissistic Personality Disorder, Antisocial Personality Disorder

• School: University of Ottawa
• Department: Psychology
• Course: PSY 1102
• Professor: Najwa Haddad

Document Summary

Understanding schizophrenia, genetic factors: the average risk in a given population is 1/100, if a family member has been diagnosed with schizophrenia this number jumps to 1/10. Presence of abnormalities on 108 locations on the genome. Dna: some have chunks of dna missing, while some have extra chunks of dna. Belief that it may be caused by retrovirus merv-w (everyone has it) Father"s age is also a factor, with greater are resulting in a >25% risk: environmental factors. Birth complications (ie. baby derived of o2), occurs in boys more. Famine, starvation in the mother during pregnancy results in doubling the risk. Maternal viruses: herpes (x5), in uenza/ u virus (time of exposure makes a difference, 1st trimester > 7x, 2nd trimester > 2x) Increased dopamine (= positive symptoms), decreased dopamine (= negative symptoms), decreased glutamate (= negative symptoms) Frontal lobes and hippocampus are smaller and less active. = abnormal connections between hippocampus and frontal lobes.