This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
Disease of Basal ganglia dysfunction are all except 
Select and explain. 
A. Alzheimer's disease, B. Parkinsonism, C. Chorea, D. Athetosis
A: Alzheimer's disease
Answer: A: Alzheimer's disease 
Explanation: 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