Treatments for mental disorder vary depending on the theorybehind the mental disorder, research of various therapies, and theefficacy (success) of the treatments against the disorder. Thebiological approach to mental disorders is often associated withthe medical model, which includes the use of medications to treatand/or manage the symptoms related to a particular mental disorder.Genetic factors have been a significant part of diagnosingdisorders related to developmental disabilities, such as Down'ssyndrome. However, as the understanding of genetics and theirinteractions with environmental catalysts grows, a greaterunderstanding of the onset of mental disorders is also growing.Describe the main types of psychotherapies; for each type, explainhow it may be more effective for a particular set of disorders.Describe the major types of drug classes that are used to treatmental disorders. Briefly explain how they work based on theirneurochemistry.