Libby's physician refers her to a medical centre in order to have the biochemical activity in her brain analyzed. She is given an injection of a glucose-like substance containing a radioactive element and then she lies with her head in a scanner. The technique being used is:
A) an electroencephalogram.
B) functional magnetic resonance imaging.
C) positron-emission tomography.
D) microelectrode recording.

Question

Quizplus · Accepted Answer

The technique being used is positron-emission tomography (PET), which involves injecting a radioactive substance that is taken up by particular neurons in the brain. The scanner then detects the pattern of radiation emitted by the neurons, providing information about their activity.

Libby's Physician Refers Her to a Medical Centre in Order