Preferred Label : event-related potentials, p300;
MeSH definition : A late-appearing component of the event-related potential. P300 stands for a positive
deflection in the event-related voltage potential at 300 millisecond poststimulus.
Its amplitude increases with unpredictable, unlikely, or highly significant stimuli
and thereby constitutes an index of mental activity. (From Campbell, Psychiatric Dictionary,
6th ed);
MeSH synonym : evoked potentials, p300 component; p3 event related potentials; p3 event-related potential; p3 event-related potentials; p300 component; p300 components; p300 event related potentials; p300 event-related potential; p300 event-related potentials; event related potentials, p3; event-related potential, p3; event-related potential, p300; event-related potentials, p3; event related potentials, P300; P3 Event Related Potential; P300 Event Related Potential;
MeSH hyponym : P3a Event-Related potentials; P3b Event-Related potentials; Event-Related Potential, P3b; Event-Related Potentials, P3b; P3b Event Related Potentials; P3b Event-Related Potential; Event-Related Potential, P3a; Event-Related Potentials, P3a; P3a Event Related Potentials; P3a Event-Related Potential;
Origin ID : D018913;
UMLS CUI : C0282541;
Allowable qualifiers
Record concept(s)
Semantic type(s)
A late-appearing component of the event-related potential. P300 stands for a positive
deflection in the event-related voltage potential at 300 millisecond poststimulus.
Its amplitude increases with unpredictable, unlikely, or highly significant stimuli
and thereby constitutes an index of mental activity. (From Campbell, Psychiatric Dictionary,
6th ed)