edy or horror stimulation, ΔOxy-Hb comedy-land decreased below the baseline in all prefrontal regions, while ΔOxy-Hb horror-land tended to increase in the right rostral DLPFC; 3) that the changes in prefrontal oxygenation (particularly in bilateral rostroventral frontopolar and rostral DLPFC) had a highly significant positive correlation with the changes in cheek and forehead skin blood flow, but not the changes in hand skin blood flow and MAP; 4) that, in contrast, prefrontal Deoxy-Hb did not change significantly or slightly increased during any of the emotional interventions.
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Deactivation of the prefrontal cortex during exposure to pleasantly-charged emotional challenge.
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