title: Aging and the extrapyramidal system.
mesh_terms: D000375:Aging; D001259:Ataxia; D001480:Basal Ganglia Diseases / Q000503:physiopathology; D001921:Brain / Q000098:blood supply / Q000201:enzymology; D002395:Catecholamines / Q000378:metabolism; D005116:Extrapyramidal Tracts / Q000378:metabolism / Q000503:physiopathology; D006801:Humans; D008569:Memory Disorders; D008995:Monoamine Oxidase / Q000378:metabolism; D009043:Motor Activity; D014202:Tremor; D014655:Vascular Resistance
chemical_list: D002395:Catecholamines; D008995:Monoamine Oxidase