Common Neurosurgical Conditions: Interactive Learning Quizzes

Question 1

Which MRI characteristic is commonly seen in high-grade gliomas?

Accepted Answer

Heterogenous enhancement with irregular margins

Answer

Homogenous enhancement with well-defined margins

Answer

Cystic changes

Answer

Calcifications

Question 2

What is the primary function associated with the motor cortex?

Accepted Answer

Initiation of voluntary movements

Answer

Sensory perception

Answer

Language processing

Answer

Memory consolidation

Question 3

Which symptom is commonly associated with posterior circulation strokes?

Accepted Answer

Hemianopia affecting half of the visual field

Answer

Hemiparesis affecting one side of the body

Answer

Aphasia impairing language production

Answer

Diplopia causing double vision

Question 4

Which neuroimaging technique is widely used for the diagnosis of brain tumors?

Accepted Answer

Magnetic resonance imaging (MRI)

Answer

Computed tomography (CT)

Answer

Positron emission tomography (PET)

Answer

Electroencephalography (EEG)

Question 5

Regarding spinal cord injuries, which type is most prevalent?

Accepted Answer

Paraplegia affecting the lower limbs

Answer

Tetraplegia affecting all four limbs

Answer

Hemiplegia affecting one side of the body

Answer

Cauda equina syndrome affecting the lower back and legs

Question 6

Outline the key steps in the surgical management of an intracranial aneurysm.

Accepted Answer

Preoperative imaging, craniotomy, aneurysm identification, and surgical clipping

Answer

Preoperative imaging, craniotomy, cerebrospinal fluid drainage, and surgical clipping

Answer

Preoperative imaging, endovascular coiling, craniotomy, and surgical clipping

Answer

Preoperative imaging, craniotomy, aneurysm identification, and endovascular coiling

Question 7

Which histological type of brain tumor is most frequent in adults?

Accepted Answer

Astrocytoma

Answer

Meningioma

Answer

Glioblastoma

Answer

Medulloblastoma

Question 8

What is a characteristic symptom of an unruptured intracranial aneurysm?

Accepted Answer

Absence of symptoms

Answer

Sudden-onset severe headache

Answer

Focal neurological deficit

Answer

Nausea and vomiting

Question 9

Which imaging technique is considered the gold standard for diagnosing brain tumors?

Accepted Answer

Magnetic Resonance Imaging (MRI)

Answer

Computed Tomography (CT) scan

Answer

X-ray

Answer

Electroencephalography (EEG)

Question 10

What is the primary therapeutic goal of surgical intervention for intracranial aneurysms?

Accepted Answer

To reduce the risk of rupture

Answer

To remove the aneurysm

Answer

To improve neurological function

Answer

To alleviate headache pain

Question 11

Which grade of glioma is associated with an excellent prognosis and long-term survival?

Accepted Answer

Low-grade glioma

Answer

Intermediate-grade glioma

Answer

High-grade glioma

Answer

Anaplastic glioma

Question 12

What is the preferred diagnostic test to confirm the presence of an aneurysm?

Accepted Answer

CT scan

Answer

X-ray

Answer

MRI

Answer

Electroencephalography

Question 13

What is the primary symptom experienced when a disc in the cervical spine herniates?

Accepted Answer

Weakness in the arms

Answer

Numbness in the lower extremities

Answer

Tingling in the feet

Answer

Pain in the back

Question 14

Which treatment approach is considered the most effective for glioblastoma?

Accepted Answer

A combination of treatments

Answer

Surgery alone

Answer

Radiation therapy alone

Answer

Chemotherapy alone

Question 15

Which surgical technique is commonly used to remove an acoustic neuroma?

Accepted Answer

Retrosigmoid approach

Answer

Transcranial approach

Answer

Subtemporal approach

Answer

Translabyrinthine approach

Question 16

What type of spinal cord injury results in complete motor and sensory loss below the level of the injury?

Accepted Answer

Tetraplegia

Answer

Paraplegia

Answer

Brown-Séquard syndrome

Answer

Central cord syndrome

Question 17

What does the Glasgow Coma Scale primarily assess?

Accepted Answer

Level of consciousness

Answer

Motor function

Answer

Sensory function

Answer

Pupillary response

Question 18

What is the most prevalent cause of a subarachnoid hemorrhage?

Accepted Answer

Ruptured aneurysm

Answer

Traumatic brain injury

Answer

Arteriovenous malformation

Answer

Brain tumor

Question 19

Describe the typical clinical presentation of a ruptured intracranial aneurysm?

Accepted Answer

Abrupt onset of severe headache, nausea, and vomiting

Answer

Focal seizures

Answer

Gradual onset of headache and neurological deficits

Question 20

Which type of spinal cord injury results in a complete loss of motor and sensory function below the injury level?

Accepted Answer

Complete transection

Answer

Brown-Sequard syndrome

Answer

Central cord syndrome

Answer

Anterior cord syndrome

Question 21

In adults, what is the most frequent cause of spinal cord compression?

Accepted Answer

Metastatic disease

Answer

Disc herniation

Answer

Osteoporosis

Answer

Trauma

Question 22

For a patient with a grade IV glioma, what is the approximate median survival time?

Accepted Answer

Less than 1 year

Answer

2-3 years

Answer

5-7 years

Answer

More than 10 years