Fig 1.
The schematic illustration of the experimental procedure.
Core disgust: vomit. Moral disgust: a bad antisocial action, a person stamping on a disabled beggar. Picture presentation was terminated by a key pressing or when 1000 ms was elapsed.
Table 1.
The reaction times and accuracies for three types of stimuli (M±SD).
Table 2.
Results of ANOVA for the amplitudes of N1, P2, N2, P3 and LPP components.
Fig 2.
Stimulus-locked grand average ERP waveforms.
Grand average ERP waveforms recorded from Fz, FCz, Cz, CPz and Pz in response to core disgust (black lines), moral disgust (red lines) and neutral (blue lines) pictures.
Fig 3.
Topographical maps of voltage amplitudes of N1, P2, N2, P3 and LPP across three conditions.