<prompt> Disease of Basal ganglia dysfunction are all exceptAlzheimers diseaseParkinsonismChoreaAthetosis  <response>: Alzheimer disease is the most common age-related neurodegenerative disorder. Memory decline initially manifests as a loss of episodic memory, which impedes recollection of recent events. Loss of sho-term memory is followed by general loss of cognitive and other brain functions, the need for constant care, and, eventually, death.Ref: Ganong;s review of medical physiology 23rd edition Page no: 294 