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Effects of congruent emotional contexts during encoding on recognition: An ERPs study
Miaomiao Xie1, Meng Han2, Zejun Liu3
1Beijing Key Laboratory of Learning and Cognition, Department of Psychology, Capital Normal University, Beijing, China.
Psychophysiology
|January 12, 2024
Summary
Congruent emotional contexts improve item recognition memory and mitigate impairments in source memory. Neural findings reveal that emotional information engages recollection, while congruent emotional contexts also activate familiarity processes.
Area of Science:
- Cognitive Psychology
- Neuroscience
Background:
- Emotional contexts can negatively impact memory recall for specific items.
- Item-context congruity is hypothesized to improve memory performance.
Purpose of the Study:
- To investigate how congruent emotional contexts affect recognition memory.
- To explore the neural mechanisms underlying memory retrieval in emotional contexts.
Main Methods:
- Participants studied congruent and incongruent word-picture pairs.
- Behavioral recognition memory tests were administered.
- Event-related potentials (ERPs) and theta oscillations were recorded.
Main Results:
- Emotional contexts impaired source recognition but not item recognition.
- Congruent contexts mitigated source memory impairment and enhanced item recognition.
- Neural data indicated recollection for both item and source memory, with familiarity specific to congruent emotional contexts.
Conclusions:
- Item-context congruity can buffer against emotion-induced source memory deficits and boost item memory.
- Neural evidence suggests distinct memory processes (recollection and familiarity) are engaged by emotional and congruent emotional information, respectively.
