The extrapyramidal nervous system.
D001264:Athetosis / Q000503:physiopathology; D001479:Basal Ganglia / Q000502:physiology; D001480:Basal Ganglia Diseases / Q000503:physiopathology*; D002819:Chorea / Q000503:physiopathology; D005116:Extrapyramidal Tracts / Q000033:anatomy & histology* / Q000502:physiology; D006801:Humans; D006948:Hyperkinesis / Q000503:physiopathology; D009069:Movement Disorders / Q000503:physiopathology; D009127:Muscle Rigidity / Q000503:physiopathology; D014202:Tremor / Q000503:physiopathology