Neurocritical Care: Online Learning Quizzes for Medical Students

Question 1

What is the primary goal of therapeutic hypothermia in severe traumatic brain injury (TBI)?

Accepted Answer

Reduce cerebral metabolic rate

Answer

Prevent seizures

Answer

Improve cerebral blood flow

Answer

Decrease intracranial pressure

Question 2

Which of the following is a contraindication to administering thrombolytic therapy in acute ischemic stroke?

Accepted Answer

Intracranial hemorrhage

Answer

Recent surgery within 24 hours

Answer

Uncontrolled hypertension

Answer

Pregnancy

Question 3

What is the primary role of magnetic resonance imaging (MRI) in the diagnosis of multiple sclerosis (MS)?

Accepted Answer

To detect demyelinating lesions

Answer

To exclude other neurological disorders

Answer

To monitor disease progression

Answer

To guide treatment decisions

Question 4

Which type of brain edema is characterized by fluid accumulation within cerebral tissue?

Accepted Answer

Vasogenic edema

Answer

Cytotoxic edema

Answer

Interstitial edema

Answer

Hydrocephalic edema

Question 5

Which of the following is not typically considered an underlying cause of acute intracranial hypertension (ICH)?

Accepted Answer

Hepatic encephalopathy

Answer

Brain tumor

Answer

Traumatic brain injury

Answer

Subarachnoid hemorrhage

Question 6

What is the primary therapeutic objective of hypothermia therapy in neurocritical care?

Accepted Answer

Decrease cerebral metabolism

Answer

Reduce cerebral edema

Answer

Improve cerebral circulation

Answer

Prevent seizures

Question 7

Which neurological complication is most commonly encountered in patients with subarachnoid hemorrhage (SAH)?

Accepted Answer

Vasospasm

Answer

Hydrocephalus

Answer

Seizures

Answer

Intracranial infection

Question 8

Which drug is commonly used to treat cerebral vasospasm?

Accepted Answer

Nimodipine

Answer

Propranolol

Answer

Verapamil

Answer

Dopamine

Question 9

In neurocritical care, which treatments are the primary approaches for managing cerebral edema?

Accepted Answer

Osmotic therapy, hyperventilation, and surgical decompression

Answer

Anticonvulsants and antibiotics

Answer

Sedatives and neuromuscular blockade

Answer

Intravenous fluids and vasopressors

Question 10

How does incorporating rehabilitation into neurocritical care primarily benefit patients?

Accepted Answer

Enhances functional recovery, improves quality of life, and reduces disability

Answer

Should be delayed until the patient's condition stabilizes

Answer

Is solely intended for patients with severe neurological deficits

Answer

Focuses exclusively on physical recovery, disregarding cognitive and emotional aspects

Question 11

In neurocritical care, which primary assessment parameter provides an indication of the patient's level of consciousness?

Accepted Answer

Glasgow Coma Scale

Answer

Blood pressure

Answer

Oxygen saturation

Answer

Pupillary response

Question 12

For acute ischemic stroke, what is the preferred initial management strategy?

Accepted Answer

Thrombolysis

Answer

Antiplatelet therapy

Answer

Anticoagulation

Answer

Carotid endarterectomy

Question 13

Among the potential complications of severe traumatic brain injury, which is a common occurrence?

Accepted Answer

Intracranial hemorrhage

Answer

Pneumothorax

Answer

Acute kidney injury

Answer

Spinal cord injury

Question 14

What is the primary purpose of monitoring intracranial pressure (ICP) in neurocritical care?

Accepted Answer

Early detection and prevention of elevated ICP

Answer

Guidance for appropriate fluid management

Answer

Assessment of neurovascular function

Answer

Monitoring for seizure activity

Question 15

Which of the following is NOT a recognized risk factor for deep venous thrombosis (DVT) in neurocritical care patients?

Accepted Answer

Ongoing active bleeding

Answer

Extended periods of immobilization

Answer

Presence of central venous catheters

Answer

Obesity

Question 16

In neurocritical care, which nursing intervention is crucial for managing patients with severe neurological injuries?

Accepted Answer

Diligent monitoring of vital signs, especially intracranial pressure

Answer

Positioning the patient flat on their back

Answer

Administering intravenous fluids liberally

Question 17

In neurocritical care, which complication commonly arises from traumatic brain injury?

Accepted Answer

Increased intracranial pressure

Answer

Pneumothorax

Answer

Pulmonary embolism

Answer

Acute kidney injury

Question 18

Which of the following is the first-line treatment for acute ischemic stroke caused by a large vessel occlusion?

Accepted Answer

Intra-arterial thrombectomy

Answer

Intravenous thrombolysis

Answer

Antiplatelet therapy

Answer

Anticoagulation

Question 19

What is the primary purpose of the Glasgow Coma Scale (GCS)?

Accepted Answer

Assessing level of consciousness

Answer

Determining neurological deficits

Answer

Measuring pupillary response

Answer

Evaluating motor function

Question 20

Which of the following agents is commonly used as a neuroprotective agent in neurocritical care?

Accepted Answer

Nimodipine

Answer

Propofol

Answer

Thiopental

Answer

Etomidate

Question 21

What is the primary mechanism by which hyperventilation can reduce increased ICP?

Accepted Answer

To reduce cerebral blood flow

Answer

To increase cerebrospinal fluid production

Answer

To promote cerebral oxygenation

Answer

To decrease cerebral metabolism

Question 22

What is the main purpose of a ventriculostomy in neurocritical care?

Accepted Answer

To drain cerebrospinal fluid

Answer

To administer medications directly to the brain

Answer

To monitor ICP

Answer

To remove brain tissue