PSYC 241 Lecture Notes - Lecture 1: Eye Movement, Neurotransmitter, Prefrontal Cortex

• School: Queen's University
• Department: Psychology
• Course: PSYC 241
• Professor: Christopher Bowie

Document Summary

Mental efficiency is always diminished to a considerable extent. The patients are distracted, inattentive, tired, dull, do not take pleasure in work, their mind wanders, they lose the connection, they cannot keep the thought in mind. Mild to moderate impairments are present in unaffected family members. Deficits are not an artifact of treatment. Damage to brain might occur prenatally and lie dormant for years. Psychosis tends to be expressed in late teens, early 20s. Stress: a trigger or triggers that allows the vulnerability to emerge as psychosis. Possible that events are needed for its manifestation (stress) Note that this stress is not synonymous with anxiety. Stressors might be: environmental/ interaction of brain maturation with underlying risk. Inherit a tendency for psychosis, not a specific form of schizophrenia. Other family members are at increased risk of schizophrenia. Risk of schizophrenia in monozygotic twins is 48% Risk of schizophrenia drops to 17% for fraternal (dizygotic) twins.