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PET is a medical imaging technique used to observe and measure the functional activity of the brain, as evidenced by its use in clinical scans [1] and research studies investigating metabolic changes within the brain [2].

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Theories and Methods of Consciousness biomedres.us Paul C Mocombe · Biomedical Journal of Scientific & Technical Research 1 fact

claimPositron emission tomography (PET) scans are used to observe how the brain and its tissues are functioning.

Classification Schemes of Altered States of Consciousness - ORBi orbi.uliege.be ORBi 1 fact

referenceVollenweider, F.X., et al. (1997) published 'Metabolic hyperfrontality and psychopathology in the ketamine model of psychosis using positron emission tomography (PET) and [18F]fluorodeoxyglucose (FDG)' in European Neuropsychopharmacology, which investigates metabolic changes in the brain during ketamine-induced psychosis.