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Related Experiment Video

Updated: May 27, 2026

Online Repetitive Transcranial Magnetic Stimulation of Dorsomedial and Dorsolateral Prefrontal Cortex in Cognition Decision Making, and Cognitive Dissonance
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Dissociable roles for lateral orbitofrontal cortex and lateral prefrontal cortex during preference driven reversal

Adam Hampshire1, Amir M Chaudhry, Adrian M Owen

  • 1Medical Research Council Cognition and Brain Sciences Unit, Chaucer Road, Cambridge, UK. ahampshi@uwo.ca

Neuroimage
|November 15, 2011
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Summary

This study reveals distinct frontal lobe roles in reversal learning. The lateral orbitofrontal cortex (LOFC) manages reversals, while the lateral prefrontal cortex (LPFC) handles attention, aiding adaptable behavior.

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Neuroimaging

Background:

  • Reversal learning, a key frontal-lobe dependent task, involves overriding dominant responses when contingencies change.
  • Previous research implicates the lateral prefrontal cortex (LPFC), lateral orbitofrontal cortex (LOFC), anterior cingulate cortex (ACC), and caudate nucleus (CN) in reversal learning.
  • The precise roles of these brain regions in reversal learning remain incompletely understood.

Purpose of the Study:

  • To investigate the specific contributions of distinct frontal lobe sub-regions to cognitive processes during reversal learning.
  • To correlate brain activation patterns with specific cognitive functions within the executive system.

Main Methods:

  • Functional magnetic resonance imaging (fMRI) was employed to monitor brain activity during a reversal learning task.
  • Participants performed a task requiring them to adapt to changing stimulus-response-feedback contingencies.

Main Results:

  • The lateral orbitofrontal cortex (LOFC) showed heightened sensitivity to the implementation of the reversal itself.
  • The lateral prefrontal cortex (LPFC) was more broadly recruited for attentional control during the task.
  • The anterior cingulate cortex (ACC) and caudate nucleus (CN) activated upon initiating new searches, irrespective of prior responses.
  • Medial orbitofrontal cortex (MOFC) activity correlated with positive feedback affect.

Conclusions:

  • Distinct sub-regions of the frontal lobes support specific components of adaptable behavior during reversal learning.
  • Findings support a model where specialized brain areas within the executive system manage different aspects of cognitive flexibility.