Adult Protective Service Practice Exam

What characteristic describes dementia as opposed to delirium?

1. Acute and reversible

2. Sudden onset

3. Persistent decline

4. Fluctuating severity

The correct answer is: Persistent decline

Dementia is characterized by a persistent decline in cognitive function, which is evident in the gradual deterioration of memory, thinking, and reasoning abilities. Unlike delirium, which tends to have a sudden onset and may fluctuate in severity, dementia progresses steadily over time, often leading to significant impairment in daily life and independent functioning. This characteristic of a persistent decline distinguishes dementia from conditions such as delirium, which is typically acute, reversible, and often caused by underlying issues such as infections or substance withdrawal. The progressive nature of dementia emphasizes the chronicity of the cognitive decline, which can ultimately affect a person's ability to perform everyday activities and manage personal care, illustrating the continuous nature of the disorder.