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

Evoked potential attenuation in the two-tone paradigm.

A C Papanicolaou, D W Loring, H M Eisenberg

    International Journal of Psychophysiology : Official Journal of the International Organization of Psychophysiology
    |July 1, 1985
    PubMed
    Summary

    Investigating evoked potentials (EPs), this study found that amplitude reduction of the second tone in two-tone series depends on inter-pair intervals (IPIs). Findings challenge existing habituation hypotheses, suggesting a new model involving rhythmic stimulation effects.

    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

    Modular Patterns of Phase Desynchronization Networks During a Simple Visuomotor Task.

    Brain topography·2015
    Same author

    The Wada test in the evaluation for epilepsy surgery.

    Neurosciences (Riyadh, Saudi Arabia)·2013
    Same author

    Pre-surgical evaluation for epilepsy surgery.

    Neurosciences (Riyadh, Saudi Arabia)·2013
    Same author

    Spatially Distributed Cortical Excitation Patterns of Auditory Processing during Contralateral and Ipsilateral Stimulation.

    Journal of cognitive neuroscience·2013
    Same author

    Antiepileptic drug clearance and seizure frequency during pregnancy in women with epilepsy.

    Epilepsy & behavior : E&B·2013
    Same author

    Altered temporal correlations in resting-state connectivity fluctuations in children with reading difficulties detected via MEG.

    NeuroImage·2013

    Area of Science:

    • Auditory neuroscience
    • Cognitive psychology
    • Neurophysiology

    Background:

    • Evoked potentials (EPs) exhibit amplitude attenuation for repeated stimuli.
    • The N1-P2 component of EPs is often studied to understand sensory processing.
    • Habituation and recovery cycle hypotheses attempt to explain this attenuation phenomenon.

    Purpose of the Study:

    • To investigate the recovery cycle and habituation hypotheses regarding N1-P2 amplitude attenuation in two-tone evoked potentials.
    • To determine the influence of inter-stimulus interval (ISI) and inter-pair interval (IPI) on EP amplitude reduction.
    • To propose an alternative explanation for observed attenuation patterns.

    Main Methods:

    • Paired auditory stimuli with a constant 360 ms ISI were presented.

    Related Experiment Videos

  • Fixed inter-pair intervals (IPIs) of 800, 1000, and 1200 ms were used, alongside a variable IPI averaging 1000 ms.
  • N1-P2 amplitude of evoked potentials (EPs) to the second tone was measured.

    • Main Results:

    • Amplitude reduction of the second tone EP was observed only for 1000 ms and 1200 ms IPIs.
    • Data contradicted specific predictions of the habituation hypotheses and partially supported the recovery cycle hypothesis.
    • A supported prediction of the recovery cycle hypothesis was that the second tone attenuation effect disappears for a given IPI/ISI relation.

    Conclusions:

    • Existing habituation hypotheses do not fully account for the observed EP amplitude attenuation.
    • An alternative explanation is proposed, integrating recovery cycle concepts with rhythmic stimulation effects.
    • Perceptual cohesiveness of tone pairs as units influences response resource distribution and explains findings.