Ali is in the hospital about to undergo a brain-imaging process that involves taking many X-rays aided by the use of a computer to form a three-dimensional image. What type of imaging technique is being used?
a) electroencephalography (EEG)
b) magnetic resonance imaging (MRI)
c) positron-emission tomography (PET)
d) computed tomography (CT)
ANS: D, CT scans take computer-controlled X-rays to reveal a picture of "slices" of the brain.
Psychology
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