Abstract:
:This study investigated differences in the neural time-course of cognitive conflict and emotional conflict control, using event-related potentials (ERPs). Although imaging studies have provided some evidence that distinct, dissociable neural systems underlie emotional and nonemotional conflict resolution, no ERP study has directly compared these two types of conflict. Therefore, the present study used a modified face-word Stroop task to explore the electrophysiological correlates of cognitive and emotional conflict control. The behavioral data showed that the difference in response time of congruency (incongruent condition minus the congruent condition) was larger in the cognitive conflict task than in the emotional conflict task, which indicated that cognitive conflict was stronger than the emotional conflict in the present tasks. Analysis of the ERP data revealed a main effect of task type on N2, which may be associated with top-down attention. The N450 results showed an interaction between cognitive and emotional conflict, which might be related to conflict detection. In addition, we found the incongruent condition elicited a larger SP than the congruent condition, which might be related to conflict resolution.
journal_name
Neurosci Lettjournal_title
Neuroscience lettersauthors
Xue S,Li Y,Kong X,He Q,Liu J,Qiu Jdoi
10.1016/j.neulet.2016.03.020subject
Has Abstractpub_date
2016-04-21 00:00:00pages
149-54eissn
0304-3940issn
1872-7972pii
S0304-3940(16)30150-1journal_volume
619pub_type
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