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P300


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A large positive evoked potential that occurs approximately 300 milliseconds after the presentation of a stimulus, especially one that is unexpected, interesting, or potentially important, and that is believed to indicate that the stimulus has been appraised. The P300 latency increases between 1 and 2 milliseconds per year of the adult lifespan. Also called the P300 potential or P300 wave.

Subjects: Psychology.


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