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If a brain exam is being perfomed and the request is made
to rule out microadenoma due to elevated prolactin levels,
a protocol with thin cuts through the ____________ should
be performed. - Answer-pituitary gland
If a brain exam is being perfomed and the request is made
to rule out globe tumor due to symptoms of diplopia, a
protocol with thin cuts through the ____________ should
be performed - Answer-orbits/ optic nerves
MR findings of a low volume corpus callosum and
increased white matter lesions can be indicative of a
diagnosis of: - Answer-multiple sclerosis
If a brain exam is being performed and the request is
made to evaluate cranial nerves VII and VIII due to the
patient's symptoms of tinnitus, a protocol with thin cuts
through the ____________ should be performed. -
Answer-Inner Auditory Canal
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How many cranial nerves are there? - Answer-12 pairs
To best visualize the pituitary gland in MRI, high resolution
T1 weighted images in the __________ planes pre and
post contrast are optimal. - Answer-sagittal and coronal
____________ is a condition in which part of the
cerebellar tonsil is displaced through the foramen
magnum. - Answer-chiari malformation
If a brain exam is being performed and the request is
made to rule out acoustic neuroma, a protocol with thin
cuts through the _________ should be performed. -
Answer-Inner auditory canals
The _____________ imaging plane would be the most
optimal slice orientation for evaluation of Arnold Chiari
Malformation and its inferior cerebellar tonsillar herniation.
- Answer-sagittal
A FLAIR sequence with a long TI is utilized to: - Answer-
null the signal from CSF
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When imaging a hemorrhagic infarct in the brain, which
pulse sequence would demonstrate the magnetic
susceptibility effects better? - Answer-gradient echo
_______ sequences are performed to suppress CSF
(cerebro-spinal fluid)and aid in the detection of
demyelination. - Answer-FLAIR
The brainstem includes what? - Answer-midbrain, pons,
medulla oblongata
On a T2 weighted image, CSF appears bright because it
has a __________ relaxation time. - Answer-long T2
Which area(s) of the brain is/are typically affected in
patients with a history of epilepsy? - Answer-frontal lobe
and/or temporal lobe
The right and left optic nerve join at the: - Answer-Optic
chiasm