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PET (positronemission tomography) scans

 a technique for imaging brain activity by recording the extent of metabolic activity in different regions of the brainduringdifferent cognitive or behavioural activities, through injecting aradioactive substance.

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Psychology term of the day

June 21st 2021

pervasive developmentdisorder (PDD)

refers to a group of five disorders characterised by delays inthe development of multiple basic functions includingsocialisation andcommunication. The most commonly known PDD is autism.