Asymmetry of P3 amplitude during oddball tasks reflects the unnaturalness of visual stimuli

• Published in: Neuroreport Vol. 20; no. 16; p. 1471
• Main Authors: Minami, Tetsuto, Goto, Kimiko, Kitazaki, Michiteru, Nakauchi, Shigeki
• Format: Journal Article
• Language: English
• Published: England 28.10.2009
• Subjects: Adult; Analysis of Variance; Discrimination (Psychology) - physiology; Electroencephalography - methods; Event-Related Potentials, P300 - physiology; Female; Humans; Male; Memory - physiology; Neuropsychological Tests; Pattern Recognition, Visual - physiology; Photic Stimulation; Young Adult

This study examined the relationship between the 'naturalness' of a visual stimulus and the event-related potentials measured during an oddball task. The study focused on asymmetry of the P3 amplitude during an oddball task or P3 asymmetry. Participants performed two visual oddball tasks u...