This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous System, Subject name: Pathology
The nucleus involved in Alzheimer's disease is: 
Select and explain. 
A. Basal nucleus of Meyernet, B. Raphe nucleus, C. Superior salivary nucleus, D. Basal lobe of cerebellum
A: Basal nucleus of Meyernet
Answer: A: Basal nucleus of Meyernet 
Explanation: Ans. (a) Basal nucleus of Meyernet(Ref: Harrison 18th ed: 3306, 17th pg 2541)AD is associated with decrease in cerebral cortical level of acetylcholine. This degeneration occurs in nucleus basalis of Meyernet Q