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

Negative brain potentials reflect the subjective distance between standard and deviant tones.

J Katayama1, S Isohashi, A Yagi

  • 1Department of Psychology, Kwansei Gakuin University, Nishinomiya, Japan.

Biological Psychology
|August 1, 1991
PubMed
Summary

Deviant tones in a musical scale elicit frontal N2 brain responses. Octave deviants showed smaller N2 amplitudes, suggesting subjective pitch proximity influences neural processing of auditory oddballs.

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

Seniority Structure in Neutron-Rich Nucleus ^{128}Ag: Evidence for Robustness of N=82 Shell Closure in Silver Isotopes.

Physical review letters·2025
Same author

Excited-State Half-Lives in ^{130}Cd and the Isospin Dependence of Effective Charges.

Physical review letters·2024
Same author

Proton Shell Evolution below ^{132}Sn: First Measurement of Low-Lying β-Emitting Isomers in ^{123,125}Ag.

Physical review letters·2019
Same author

Rapid Bactericidal Action of Propolis against Porphyromonas gingivalis.

Journal of dental research·2018
Same author

Shell Evolution towards ^{78}Ni: Low-Lying States in ^{77}Cu.

Physical review letters·2017
Same author

94 β-Decay Half-Lives of Neutron-Rich _{55}Cs to _{67}Ho: Experimental Feedback and Evaluation of the r-Process Rare-Earth Peak Formation.

Physical review letters·2017

Area of Science:

  • Auditory Neuroscience
  • Cognitive Neuroscience
  • Music Psychology

Background:

  • Event-related brain potentials (ERPs) are crucial for understanding neural processing of auditory stimuli.
  • Investigating responses to deviant tones within a musical scale provides insights into auditory discrimination and prediction.
  • The N2 component is sensitive to novelty detection and rule violations in auditory sequences.

Purpose of the Study:

  • To investigate the impact of occasional deviant tones on event-related brain potentials (ERPs).
  • To analyze the neural response (specifically the frontal N2) to different types of pitch deviants within a musical context.
  • To explore the relationship between physical pitch distance, subjective perception, and neural processing of auditory deviants.

Main Methods:

Related Experiment Videos

  • Presented sequences of standard C5 tones with embedded deviants (F#5, C6, F#6) and a target (C4).
  • Recorded event-related brain potentials (ERPs) from 20 subjects performing a target detection task.
  • Analyzed the amplitude and peak latency of the frontal N2 component in response to deviant tones.

Main Results:

  • All deviant tones elicited a frontal N2 response.
  • The N2 amplitude was significantly smaller for the C6 deviant compared to F#5 and F#6.
  • N2 peak latency increased with greater frequency distance from the standard C5 tone.
  • The reduced N2 amplitude for C6 was interpreted as reflecting a closer subjective pitch distance due to the octave relationship.

Conclusions:

  • The frontal N2 component reflects the neural processing of auditory deviants in a musical context.
  • Subjective pitch perception, influenced by musical relationships like octaves, modulates the neural response to auditory oddballs.
  • Auditory ERPs, particularly the N2, offer a sensitive measure for studying pitch discrimination and the brain's response to musical structure.