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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Senile plaques in Alzeihmer's diseasae are rich in-
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The correct answer is  *Pathology: neuritic plaques composed in pa of Ab amyloid, derived from amyloid precursor protein (APP); neurofibrillary tangles composed of abnormally phosphorylated tau protein. Ref Harrison20th edition pg 2567