Which of the following is the most common cause of dementia among - ProProfs
     

Which of the following is the most common cause of dementia among elderly persons?



A. Parkinson’s disease
B. Multiple sclerosis
C. Amyotrophic lateral sclerosis (Lou Gerhig’s disease)
D. Alzheimer’s disease

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Parkinsons Disease by RNpedia.com

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1 Answer

John Smith

John Smith

Answered on Sep 08, 2016

Alzheimer’s disease-alzheimer;s disease, sometimes known as senile dementia of the alzheimers type or primary degenerative dementia, is an insidious; progressive, irreversible, and degenerative disease of the brain whose etiology is still unknown. parkinsons disease is a neurologic disorder caused by lesions in the extrapyramidial system and manifested by tremors, muscle rigidity, hypokinesis, dysphagia, and dysphonia. multiple sclerosis, a progressive, degenerative disease involving demyelination of the nerve fibers, usually begins in young adulthood and is marked by periods of remission and exacerbation. amyotrophic lateral sclerosis, a disease marked by progressive degeneration of the neurons, eventually results in atrophy of all the muscles; including those necessary for respiration.

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