NEUR30003 Lecture Notes - Lecture 28: Glial Fibrillary Acidic Protein, Absence Seizure, Striatum
* mental and neurological disorders affect more than 450 million people around the world. * who classifies the most significant of these into 4 categories: * mental diseases vs neurological diseases it is an arbitrary division. So, the classification relates to an antiquated notion that some disorders were organic (the subject of neurology) while others might be purely functional (the subject of psychiatry) A malfunction in the mental operations of the brain without an organic cause. * learning & developmental disabilities include functional limitations that manifest in infancy or childhood as result of disorders of or injuries to the developing nervous system. * a lot of disorders are multifactorial not just a single gene or single region of the chromosome but some sort of combination e. g. neural tube defects (has genetic & environmental influences such as folic acid) * mental disorders tend to begin early in life and often run a chronic recurrent course.