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Postsynaptic Potential (PSP)

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Related Experiment Video

Updated: Jun 18, 2026

The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients
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The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients

Published on: June 12, 2020

Brain activity is not only for thinking.

Timothy O Laumann1, Abraham Z Snyder2,3

  • 1Department of Psychiatry, Washington University in St. Louis School of Medicine, United States.

Current Opinion in Behavioral Sciences
|June 17, 2026
PubMed
Summary
This summary is machine-generated.

Spontaneous brain activity, measured by BOLD signals, may primarily support brain maintenance and learning rather than real-time cognitive tasks. This research explores its role in synaptic plasticity and homeostasis.

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Analyzing Neural Activity and Connectivity Using Intracranial EEG Data with SPM Software
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Analyzing Neural Activity and Connectivity Using Intracranial EEG Data with SPM Software

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Related Experiment Videos

Last Updated: Jun 18, 2026

The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients
05:48

The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients

Published on: June 12, 2020

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14:47

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Analyzing Neural Activity and Connectivity Using Intracranial EEG Data with SPM Software
06:50

Analyzing Neural Activity and Connectivity Using Intracranial EEG Data with SPM Software

Published on: October 30, 2018

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Computational Neuroscience

Background:

  • The human brain performs complex tasks including perception, learning, and lifelong maintenance.
  • Neural activity underlies these functions, with spontaneous Blood-Oxygen-Level-Dependent (BOLD) signals proposed as a key indicator.
  • The precise function of spontaneous BOLD activity remains debated in scientific literature.

Purpose of the Study:

  • To review current understanding of spontaneous BOLD signals in the context of brain function.
  • To explore the relationship between spontaneous BOLD activity, learning, and brain maintenance mechanisms.
  • To propose a novel interpretation of spontaneous BOLD signals' role.

Main Methods:

  • Review of learning machine theory.
  • Analysis of molecular mechanisms in synaptic plasticity and homeostasis.
  • Synthesis of recent experimental evidence on spontaneous BOLD activity.

Main Results:

  • Spontaneous BOLD activity is potentially linked to off-line brain processes.
  • Evidence suggests a stronger alignment with synaptic plasticity and homeostasis than with on-line cognitive processes.
  • The review integrates theoretical frameworks with empirical findings.

Conclusions:

  • Spontaneous BOLD activity may play a crucial role in brain plasticity and homeostatic regulation.
  • This activity might be more involved in brain maintenance and learning consolidation than in immediate cognitive processing.
  • Further research is needed to fully elucidate the function of spontaneous BOLD signals.