PSYB65H3 Chapter : Chapter 16
Document Summary
Research focus 16-1: posttraumatic stress disorder: patients have reductions in the hippocampus and amydala of the temporal lobes and the frontal cortex this is associated with reduced cortical thickness. 16. 1: multidisciplinary research on brain and behavioural disorders. Cause of abnormal behaviour: for neurological disorders, genetic errors (like in huntington"s disease, epigenetic mechanisms at work prenatally, later in life, and in succeeding generations, progressive cell death b/c of neurodegenerative causes (parkinson"s or. Alzheimers: rapid cell death (strokes or traumatic brain injury, loss of neural function and connections (multiple sclerosis and myasthenia gravis, less known about behavioural-psychiatric disorders, table 16-1 on specific behavioural disorders (pdf page 597, textbook page. Some possible environmental triggers: poor nutrition; exposure to toxins, manufactured chemicals, naturally occurring toxins, and infectious agents; negative experiences (developmental deprivation, extreme psychosocial neglect, traumas); chronic stress later in later life. Also causes limitations when looking at possible cures or medication.
