Which neurologic diagnostic test gives a visualized horizontal and vertical cross section of the brain at any axis?
a. Nuclear brain scan
b. Echoencephalography
c. CT scan
d. MRI
C
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A A nuclear brain scan uses a radioisotope that accumulates where the blood-brain
barrier is defective.
B Echoencephalography identifies shifts in midline structures of the brain as a
result of intracranial lesions.
C A CT scan provides a visualization of the horizontal and vertical cross sections
of the brain at any axis.
D MRI permits visualization of morphologic features of target structures and
permits tissue discrimination that is unavailable with any other techniques.
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