Adult-Gerontology CNS Test Neurological and Cognitive Disorders 2

Question 1

What is the time window for IV alteplase (tPA) administration in eligible acute ischemic stroke patients?

Accepted Answer

Within 3 to 4.5 hours of onset

Answer

IV alteplase must be administered within 3 to 4.5 hours of ischemic stroke symptom onset in appropriately selected patients.

Question 2

Which cognitive domain is typically first affected in Alzheimer's disease?

Accepted Answer

Episodic memory

Answer

Episodic memory — the ability to recall recent events and newly learned information — is typically the first cognitive domain impaired in AD.

Question 3

Which pharmacological agent is considered the most effective for motor symptoms in Parkinson's disease?

Accepted Answer

Levodopa-carbidopa

Answer

Levodopa combined with carbidopa remains the most effective pharmacological treatment for the motor symptoms of Parkinson's disease.

Question 4

Which triad of symptoms is characteristic of normal pressure hydrocephalus?

Accepted Answer

Gait disturbance, urinary incontinence, dementia

Answer

Normal pressure hydrocephalus presents with the classic Hakim triad: magnetic gait, urinary incontinence, and cognitive decline.

Question 5

Which type of aphasia is characterized by fluent speech with comprehension deficits and paraphasic errors?

Accepted Answer

Wernicke's aphasia

Answer

Wernicke's aphasia results from temporal lobe damage and features fluent but meaningless speech with severely impaired comprehension.

Adult-Gerontology CNS Test Practice Test