Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Event-related EEG desynchronization and synchronization during an auditory memory task

C M Krause1, A H Lang, M Laine

  • 1Academy of Finland, Turku, Finland. tkrause@aton.abo.fi

Electroencephalography and Clinical Neurophysiology
|April 1, 1996
PubMed
Summary

Event-related desynchronization (ERD) and synchronization (ERS) in alpha brain waves were studied. ERD is linked to memory functions, not just auditory processing, offering insights into cognitive processes.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Alpha and beta desynchronization during consolidation of newly learned words.

NeuroImage·2025
Same author

Time-varying trends from Arctic ozonesonde time series in the years 1994-2022.

Scientific reports·2024
Same author

Spatiotemporal analysis of lake chlorophyll-a with combined in situ and satellite data.

Environmental monitoring and assessment·2023
Same author

Unconventional isoquinoline-based SERMs elicit fulvestrant-like transcriptional programs in ER+ breast cancer cells.

NPJ breast cancer·2022
Same author

Applying FAIR Principles to Plant Phenotypic Data Management in GnpIS.

Plant phenomics (Washington, D.C.)·2020
Same author

Susceptibility-Weighted Imaging Findings in Aspartylglucosaminuria.

AJNR. American journal of neuroradiology·2019

Area of Science:

  • Neuroscience
  • Cognitive Neuroscience
  • Electrophysiology

Background:

  • Background electroencephalography (EEG) alpha bands (8-10 Hz and 10-12 Hz) are crucial for cognitive functions.
  • Event-related desynchronization (ERD) and synchronization (ERS) are EEG phenomena reflecting cortical activity.
  • Understanding ERD/ERS in auditory memory processing can elucidate neural mechanisms.

Purpose of the Study:

  • To investigate event-related desynchronization (ERD) and synchronization (ERS) in alpha EEG bands during an auditory memory task.
  • To differentiate the roles of ERD/ERS in auditory stimulus processing versus higher cognitive functions like memory.

Main Methods:

  • 10 subjects performed an auditory memory scanning paradigm.
  • EEG data were recorded, focusing on lower (8-10 Hz) and upper (10-12 Hz) alpha bands.

Related Experiment Videos

  • Analysis focused on ERD and ERS during memory set presentation and probe identification.

    • Main Results:

    • Memory set presentation elicited significant ERS in both alpha bands.
    • Probe presentation resulted in significant bilateral ERD in both alpha bands.
    • ERD was observed in relation to memory set membership identification.

    Conclusions:

    • ERD is strongly associated with higher cortical processes, specifically memory functions.
    • ERD is less related to the processing of auditory stimuli itself.
    • ERD is a valuable tool for studying cortical activity in auditory cognitive processing.