Which of the following is a similarity between Alzheimer disease and Parkinson disease?
A) Both are triggered by a deficiency of the important brain messenger chemical acetylcholine.
B) Both are progressive in nature.
C) Both affect only the elderly.
D) Both are easily managed with medication.

Question

Quizplus · Accepted Answer

Both Alzheimer disease and Parkinson disease are progressive in nature, meaning they worsen over time. Option A is incorrect as Parkinson disease is triggered by a deficiency of dopamine, not acetylcholine. Option C is incorrect as while both diseases do commonly occur in the elderly, they are not exclusive to that age group. Option D is incorrect as while medication can help manage symptoms, it is not a complete cure or solution for either disease.

Which of the Following Is a Similarity Between Alzheimer Disease