Athea Is a Subject in a Study in Which the Glucose

question 71

Multiple Choice

Athea is a subject in a study in which the glucose in her brain is marked with a radioactive substance.Then radiation detectors identified especially active brain areas.Which technology is likely used in this study?

• A) electroencephalograms (EEGs).
• B) magnetic resonance imaging (MRI).
• C) psychophysical radiograms (PPRs).
• D) positron emission tomography (PET).