Brain Imaging Alphabetical Soup: Making Sense of CAT, PET, MRI, fMRI, SPECT: PET scans

Structural imaging measures permanency. In other words, it measures the permanent, structural characteristics of the brain. Functional imaging measures more of the variability, the moment-to-moment changes of the brain that are associated with various cognitive processes, such as attention. We know the brain consumes about 20% of the body’s total energy. A lot of this … Continue reading Brain Imaging Alphabetical Soup: Making Sense of CAT, PET, MRI, fMRI, SPECT: PET scans