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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
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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...
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Related Experiment Video

Updated: Nov 19, 2025

Working Memory Training for Older Participants: A Control Group Training Regimen and Initial Intellectual Functioning Assessment
07:01

Working Memory Training for Older Participants: A Control Group Training Regimen and Initial Intellectual Functioning Assessment

Published on: September 20, 2020

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The Effects of Working Memory Training on Brain Activity.

Edward Nęcka1, Aleksandra Gruszka1, Adam Hampshire2

  • 1Faculty of Philosophy, Institute of Psychology, Jagiellonian University in Kraków, 31-007 Krakow, Poland.

Brain Sciences
|January 28, 2021
PubMed
Summary
This summary is machine-generated.

Two weeks of working memory training did not alter neural network activity but strengthened the link between parietal lobe activation and task accuracy. This suggests learning to enhance working memory performance through focused neural engagement.

Keywords:
N-back taskneural efficiencystop-signal tasktrainingworking memory

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Area of Science:

  • Cognitive Neuroscience
  • Neuroimaging
  • Neuroplasticity

Background:

  • Working memory (WM) is crucial for cognitive functions.
  • Neural network activity underlying WM is a target for cognitive training.
  • Investigating training-induced changes in neural efficiency is important.

Purpose of the Study:

  • To determine if two weeks of N-back task training alters the neural network activity of working memory.
  • To examine training-specific changes in brain activation patterns and their correlation with performance.

Main Methods:

  • fMRI scans were conducted on 46 healthy volunteers (23 training, 23 control) across three sessions.
  • The experimental group underwent 10 sessions of adaptive N-back working memory training.
  • Behavioral performance on N-back and stop-signal tasks was assessed.

Main Results:

  • Both groups improved on the N-back task due to test-retest effects, not training.
  • No significant training-induced changes in overall brain activation patterns were observed.
  • A strengthened correlation was found between task accuracy and parietal lobe activation (left superior parietal lobule, right supramarginal gyrus posterior) in the training group.

Conclusions:

  • Working memory training did not induce widespread changes in neural network activity.
  • Training effects may involve learning to optimize the engagement of specific parietal regions for improved accuracy.
  • The findings highlight a potential mechanism of neural adaptation in working memory updating.