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Role of Cerebellum and Prefrontal Cortex in Memory01:14

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The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the cerebellum's...
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Related Experiment Video

Updated: May 18, 2026

Disruption of Frontal Lobe Neural Synchrony During Cognitive Control by Alcohol Intoxication
09:26

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Published on: February 6, 2019

Levels of integration in cognitive control and sequence processing in the prefrontal cortex.

Jörg Bahlmann1, Franziska M Korb, Caterina Gratton

  • 1Helen Wills Neuroscience Institute, University of California, Berkeley, California, United States of America. bahlmann@berkeley.edu

Plos One
|September 7, 2012
PubMed
Summary

Cognitive control and sequence processing involve distinct brain regions, but interact in the lateral prefrontal cortex (PFC) and parietal cortex. This interaction shapes neural responses based on task demands.

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Area of Science:

  • Neuroscience
  • Cognitive Neuroscience
  • Cognitive Psychology

Background:

  • Cognitive control enables flexible behavior in dynamic environments.
  • Sequence processing, crucial for language, typically engages the left ventrolateral prefrontal cortex (PFC).
  • Cognitive control recruits additional bilateral rostral lateral PFC regions, distinct from sequence processing areas.

Purpose of the Study:

  • To investigate the distinct and overlapping neural underpinnings of sequence processing and cognitive control.
  • To examine how varying sequencing rule complexity and cognitive control demands interact within the PFC.

Main Methods:

  • Functional neuroimaging was employed within a single experimental paradigm.
  • Sequence processing was manipulated by varying the complexity of sequencing rules.
  • Cognitive control was modulated using cue-sets that dictated rule selection.

Main Results:

  • Univariate analyses identified separate PFC regions for sequence processing (left ventrolateral PFC) and cognitive control (bilateral dorsolateral and rostral PFC).
  • No interaction was found in a common network including left lateral PFC and intraparietal sulcus using univariate analysis.
  • Multivariate pattern analysis revealed interactions in left lateral PFC and parietal cortex, indicating context-dependent neural tuning.

Conclusions:

  • Distinct activation patterns in lateral PFC differentiate rule selection (cognitive control) from rule-based sequencing.
  • Neural responses in lateral PFC and parietal cortex are shaped by the combined demands of cognitive control and sequence processing.
  • This study elucidates the neural basis of integrating cognitive control with sequential processing in complex tasks.