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Memory Enhancement By A Semantically Unrelated Emotional Arousal Source Induced After Learning, Kristy A. Nielson, Douglas Yee, Kirk I. Erickson
Memory Enhancement By A Semantically Unrelated Emotional Arousal Source Induced After Learning, Kristy A. Nielson, Douglas Yee, Kirk I. Erickson
Psychology Faculty Research and Publications
It has been well established that moderate physiological or emotional arousal modulates memory. However, there is some controversy about whether the source of arousal must be semantically related to the information to be remembered. To test this idea, 35 healthy young adult participants learned a list of common nouns and afterward viewed a semantically unrelated, neutral or emotionally arousing videotape. The tape was shown after learning to prevent arousal effects on encoding or attention, instead influencing memory consolidation. Heart rate increase was significantly greater in the arousal group, and negative affect was significantly less reported in the non-arousal group after …