Positron emission tomography (PET)

Positron emission tomography (PET)

A technique for measuring brain function in living human subjects by detecting the location and concentration of tiny amounts of radioactive chemicals.

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Industry/Domain: Health care
Category: Drug rehabilitation
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Related terms

positron emission tomography (PET)

Health care; Drug rehabilitation

A technique for measuring brain function in living human subjects by detecting the location and concentration of tiny amounts of radioactive chemicals.

positron emission tomography (PET)

Physics; Color science

A method for imaging cerebral blood flow and, indirectly, brain activity making use of tracers that emit positrons. The tracer is introduced into the subject's blood and then its ...

positron emission tomography (PET)

Medical;

ositron emission tomography (PET) is a nuclear medicine imaging technique which produces a three-dimensional image or picture of functional processes in the body.

positron emission tomography (PET)

Science; General science

A noninvasive imaging technique that can produce three-dimensional pictures of certain biochemical changes within the body, such as areas of increased tissue metabolism. It is ...

positron emission tomography (PET) scanner

Health care; Drug rehabilitation

The machine that detects the radioactive chemicals used to measure brain functions.

positron emission tomography (PET) scan

Health care; Leukemia

Abbreviated as "PET scan," this test may be used as a follow-up to other tests to determine if a tumor is malignant (cancerous) or benign. A PET scan may also be used to measure ...

gene

Health care; Drug rehabilitation

Strands of DNA that contain the blueprint of all the molecules that make up our bodies.

nicotine gum, nicotine patch

Health care; Drug rehabilitation

Two methods of delivering small amounts of nicotine into the bodies of people who are addicted to nicotine to help them quit smoking cigarettes by preventing nicotine withdrawal.

acute effects

Health care; Drug rehabilitation

The short-term effects of a drug. Acute effects are those that people feel shortly after they ingest a drug and are under its influence (e.g., while they are intoxicated).

localization of function

Health care; Drug rehabilitation

A principal of brain organization that states that specific places (circuits) in the brain carry out specific functions.

cerebral cortex

Health care; Drug rehabilitation

The large, deeply folded outer layers of the brain that make our heads so big. The cortex carries out complex perceptual, cognitive, and motor tasks.

thalamus

Health care; Drug rehabilitation

A brain structure that lies between the brain stem and the cortex and acts as a relay to the cortex for almost all sensory inputs and other kinds of information.