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Related Experiment Video

Updated: May 29, 2026

Online Repetitive Transcranial Magnetic Stimulation of Dorsomedial and Dorsolateral Prefrontal Cortex in Cognition Decision Making, and Cognitive Dissonance
13:20

Online Repetitive Transcranial Magnetic Stimulation of Dorsomedial and Dorsolateral Prefrontal Cortex in Cognition Decision Making, and Cognitive Dissonance

Published on: December 5, 2025

Cue-switch effects do not rely on the same neural systems as task-switch effects.

Wouter De Baene1, Marcel Brass

  • 1Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, Ghent 9000, Belgium. Wouter.DeBaene@ugent.be

Cognitive, Affective & Behavioral Neuroscience
|August 30, 2011
PubMed
Summary
This summary is machine-generated.

Cognitive control studies show task switching incurs costs. This research found fronto-parietal brain areas support task preparation, not cue encoding, during task switching.

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Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies
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Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies

Published on: September 22, 2014

Related Experiment Videos

Last Updated: May 29, 2026

Online Repetitive Transcranial Magnetic Stimulation of Dorsomedial and Dorsolateral Prefrontal Cortex in Cognition Decision Making, and Cognitive Dissonance
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Published on: December 5, 2025

Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies
10:09

Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies

Published on: September 22, 2014

Area of Science:

  • Cognitive Neuroscience
  • Experimental Psychology

Background:

  • The cued task-switching paradigm investigates cognitive control.
  • Switching tasks typically leads to slower performance and increased errors compared to repeating tasks.
  • Switch costs in cued paradigms may arise from cue-specific or task-specific preparation.

Purpose of the Study:

  • To investigate the neural basis of cue-switch and task-switch effects using fMRI.
  • To determine if the neural networks for cue encoding and task preparation overlap.

Main Methods:

  • Functional magnetic resonance imaging (fMRI) was employed.
  • Participants performed a cued task-switching paradigm.
  • Brain activity was analyzed in relation to cue-switch and task-switch events.

Main Results:

  • Task-switch effects were observed in fronto-parietal areas associated with preparation.
  • No significant cue-switch effects were detected in these fronto-parietal regions.
  • Neural activity patterns suggest distinct processes for cue encoding and task preparation.

Conclusions:

  • Fronto-parietal areas involved in task-switching primarily support task preparation, not cue encoding.
  • Cue encoding and task preparation appear to be mediated by separate neural processes.
  • This differentiates the cognitive mechanisms underlying different components of switch costs.