PSYC 250 : Developmental psychopathology.docx
Document Summary
Many studies of twins now show that a strong genetic influence exists in the disorder: brain: study adhd children showed 3 4% smaller brain volumes in all regions of the frontal lobes, temporal gray matter, caudate nucleus, and cerebellum, abnormally small volume of white matter (fibers that establish connections between brain regions). Autism as a spectrum: autism: developmental disorder marked by an inability to relate to other people normally, extreme self absorption, and an inability to acquire normal speech, autistic spectrum disorder: any of several disorders characterized by impaired communication, inadequate social skills, and unusual patterns of play, asperger syndrome disorder characterized by extreme attention to details and deficient social understanding. Actions fixation on objects difficulty shifting attention delay in developing motor skills repetitive or unusual motor behaviors reduced imitation of actions reduced interest in toys repetitive actions with toys examining toys for a long time insistence on certain toys reduced interest in social play.