Neuroanatomy for Radiologists Practice Questions

Question 1

Frontal gyrus lesion leads to?

Accepted Answer

Broca's aphasia

Answer

Nominal aphasia

Answer

Akinetic mutism

Answer

Wernicke's aphasia

Question 2

Which of the following is the MOST accurate statement about CSF?

Accepted Answer

Formed by the choroid plexus in the ventricles.

Answer

Normally contains no neutrophils

Answer

pH is less than that of plasma

Answer

Removal of CSF during dural tap can cause a headache due to the change in pressure.

Question 3

Which of the following most likely causes a communicating (nonobstructive) hydrocephalus?

Accepted Answer

Blockage of the arachnoid granulations

Answer

Tuberculous meningitis

Answer

Stenosis of the duct of Sylvius

Answer

Ependymoma of the fourth ventricle

Question 4

Visual loss due to cerebral degeneration is related to which artery?

Accepted Answer

Posterior cerebral artery

Answer

Anterior cerebral artery

Answer

Internal carotid artery

Answer

Middle cerebral artery

Question 5

What are the effects of a lesion in Brodmann area 22?

Accepted Answer

Receptive aphasia

Answer

Expressive aphasia

Answer

Poor repetition of language

Answer

Poor naming

Question 6

Characteristic of venous blood flow of lower limb in duplex Doppler is?

Accepted Answer

Biphasic

Answer

Non phasic

Answer

Monophasic

Answer

Triphasic

Question 7

A 58-year-old presents with progressive cognitive decline. MRI brain is unremarkable. FDG-PET shows bilateral temporoparietal and posterior cingulate hypometabolism with relative sparing of sensorimotor cortex. Analyze these findings to determine the most likely diagnosis.

Accepted Answer

Alzheimer's disease

Answer

Normal pressure hydrocephalus

Answer

Frontotemporal dementia

Answer

Vascular dementia

Question 8

How does diffusion-weighted imaging (DWI) detect acute stroke earlier than conventional MRI sequences?

Accepted Answer

By measuring restricted water diffusion due to cytotoxic edema

Answer

By detecting increased blood flow to ischemic tissue

Answer

By identifying hemorrhagic transformation

Answer

By detecting breakdown of blood-brain barrier

Question 9

Which imaging modality is best for evaluating retinoblastoma?

Accepted Answer

CT scan and MRI

Answer

Ultrasonography

Answer

CT scan

Answer

MRI

Question 10

Intra-tumoral calcification in the brain is seen in all except?

Accepted Answer

Hemangioblastoma

Answer

Craniopharyngioma

Answer

Meningioma

Answer

Oligodendroglioma

Neuroanatomy for Radiologists — MCQs

Neuroanatomy for Radiologists — MCQs

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