Which statement best explains why structural changes occur within the brains of people with Alzheimer's disease?
1. Increased acetylcholine levels
2. Increases in blood pressure and cholesterol levels
3. Chronic inflammation and oxidative cellular damage
4. Cerebral bleeding and associated hypoxia
3
Rationale 1: There is no increase of acetylcholine levels.
Rationale 2: Blood pressure and cholesterol levels are not implicated.
Rationale 3: Alzheimer's disease is characterized by amyloid plaques and neurofibrillary tangles that most likely occur from chronic inflammation or oxidative cellular damage.
Rationale 4: Cerebral bleeding and associated hypoxia are not implicated.
Global Rationale: Alzheimer's disease is characterized by amyloid plaques and neurofibrillary tangles that most likely occur from chronic inflammation or oxidative cellular damage. There is no increase of acetylcholine levels.
Blood pressure and cholesterol levels are not implicated. Cerebral bleeding and associated hypoxia are not implicated.
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