Alzheimer's Psychological Features Explained

Alzheimer's disease primarily affects cognitive functions. The most common psychological features associated with the disease are:

• (a) Gradual loss of memory: This is a hallmark symptom, especially affecting recent memories first.
• (c) Difficulty in comprehension: Patients struggle to understand spoken or written language and follow conversations.
• (d) Difficulty with speech production: This includes challenges in finding the right words (anomia) and forming coherent sentences (aphasia).

Other listed options are typically considered differently:

• (b) Bad temperament: While personality and mood changes (like irritability or apathy) can occur, they are often behavioral symptoms secondary to the cognitive decline, not primary psychological features in the same category as memory or language deficits.
• (e) Difficulty in walking: This is a physical or motor symptom, usually seen in the later stages of the disease, and not a core psychological feature.

Therefore, the combination of memory loss, comprehension difficulties, and speech production issues accurately represents the most common psychological features of Alzheimer's disease.