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Related Experiment Video

Updated: May 13, 2026

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Published on: February 1, 2012

When do negative and positive emotions modulate working memory performance?

Mariko Osaka¹, Ken Yaoi, Takehiro Minamoto

¹Department of Human Sciences, Osaka University. mosaka@hus.osaka-u.ac.jp

Scientific Reports

|March 6, 2013

Summary

This summary is machine-generated.

This study reveals distinct neural pathways for how negative and positive emotions impact working memory. Brain imaging shows the amygdala is involved in negative emotions, while the substantia nigra is linked to positive emotions during memory tasks.

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Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

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The Emotional Stroop Task: Assessing Cognitive Performance under Exposure to Emotional Content

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Published on: June 29, 2016

Area of Science:

Cognitive Neuroscience
Neuroimaging
Psychology

Background:

Working memory is crucial for cognitive tasks.
Emotions are known to influence cognitive functions, including working memory.
The specific neural mechanisms underlying emotion's modulation of working memory remain incompletely understood.

Purpose of the Study:

To investigate the neural correlates of emotional modulation on working memory.
To differentiate the brain activation patterns associated with negative and positive emotional contexts during working memory tasks.

Main Methods:

Functional magnetic resonance imaging (fMRI) was employed to measure brain activity.
Participants completed a reading span test (RST) with sentences designed to elicit negative, neutral, or positive emotional states.
Brain activity was assessed during both the encoding and retrieval phases of the memory task.

Main Results:

Negative emotional contexts led to increased activation in the right amygdala during the reading phase compared to neutral contexts.
The parahippocampal gyrus showed significant activation following amygdala activation in the negative condition.
Positive emotional contexts resulted in activation of the substantia nigra during the reading phase relative to neutral contexts.

Conclusions:

Negative and positive emotions modulate working memory through distinct neural circuits.
The findings highlight the differential roles of the amygdala and substantia nigra in emotion-modulated working memory.
Further research is warranted to explore the relationship between emotional modulation and working memory capacity.