event-related potential


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event-related potential (ERP)

Etymology: L, evenire, to happen, relatus, carry back, potentia, power
a type of brain wave that is associated with a response to a specific stimulus, such as a particular wave pattern observed when a patient hears a clicking sound. See also evoked potential.
References in periodicals archive ?
Amplitude of the P3 component of the event-related potential (ERP) at midline electrodes (Fz, Cz, Pz) was analyzed using a one-between (group) and two-within (stimulus type, electrode site) repeated measures ANOVA for the threat word task.
A series of planned and post hoc analyses was conducted on the electroencephalographic (EEG) data from each experiment, including event-related potentials (ERPs), topographical analyses, fast Fourier transforms (FFTs), evoked and induced event-related band power (ERBP) and partial-least squares (PLS).
Dose-related effects of ethanol on visual sustained attention and event-related potentials.
In [14] the effects of electromagnetic fields, emitted by GSM mobile phones on human EEG event-related potentials and performance during an auditory task with 12 subjects were investigated.
Event-related potentials to auditory stimuli in female Vietnam nurse veterans with posttraumatic stress disorder.
Techniques such as electroencephalography (EEG), event-related potentials (ERP), and brainstem-evoked response (BSER) all share a common approach to cortical electrophysiology -- scalp electrodes are used to detect electrical activity generated by the brain.
In: Issues in Event-Related Potential Research: Basic Issues and Applications (Rohrbaugh J, Parasuraman R, Johnson R, eds).
Event-related potentials in boys at risk for alcoholism.
Therefore, COGA researchers gathered a detailed psychiatric history of each participant, along with electrophysiological data (electroencephalograms [EEGs] and event-related potentials [ERPs]).
Alberto Crego, a doctoral student at the University of Santiago de Compostela, Galicia, Spain, used the event-related potential (ERP) technique to examine 95 first-year university students (48 men, 47 women), 42 of them binge drinkers (BD) and 53 "control" students (who did not drink enough to raise concerns).
Depressed patients also exhibited abnormal P300 and N400 event-related potential (ERP) amplitudes, compared with controls, when processing negative words and statements.