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

Encoding of illusory continuity in primary auditory cortex.

Christopher I Petkov1, Kevin N O'Connor, Mitchell L Sutter

  • 1Center for Neuroscience and Section of Neurobiology, Physiology, and Behavior, University of California, Davis, CA 95616, USA.

Neuron
|April 6, 2007
PubMed
Summary
This summary is machine-generated.

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

Integrating community Live Reviews into academic publishing: an exploratory study.

Research integrity and peer review·2026
Same author

Immediate to longer-term neurophysiological impact of acute neural network disruption.

medRxiv : the preprint server for health sciences·2026
Same author

Evidence for evolutionary divergence in temporal integration windows between human and monkey auditory cortex.

Hearing research·2025
Same author

Exaggerated perception of change with greater sensory imprecision.

Scientific reports·2025
Same author

Temporal context-guided memory capabilities in rodents.

Scientific reports·2025
Same author

Hierarchical emergence of opponent coding in auditory belt cortex.

Journal of neurophysiology·2025
Same journal

Dynamic coordination and segregation mechanisms in higher cortex for parallel task processing.

Neuron·2026
Same journal

Higher-order thalamic bursts are drivers of attention control.

Neuron·2026
Same journal

Composing trajectories for rapid inference of navigational goals.

Neuron·2026
Same journal

Peri-head distance coding in the mouse brainstem.

Neuron·2026
Same journal

A two-timepoint framework for sensitive and specific single-cell activity screening.

Neuron·2026
Same journal

From first impressions to bonds: The neural dynamics of social relationships.

Neuron·2026
See all related articles

The auditory system can create an illusion of continuity for interrupted sounds. Neurons in the primary auditory cortex (A1) generate illusory continuity by responding to occluded sounds as if they were complete.

Area of Science:

  • Neuroscience
  • Auditory Perception
  • Psychoacoustics

Background:

  • The human brain actively restores occluded sensory information, a phenomenon observed in both visual and auditory systems.
  • Auditory induction describes the brain's ability to fill in missing sound segments, leading to a continuity illusion.
  • This illusion occurs when loud noise replaces a deleted portion of a foreground sound, tricking listeners into perceiving continuous sound.

Purpose of the Study:

  • To investigate the neurophysiological basis of auditory continuity illusions.
  • To determine if neural responses in the primary auditory cortex (A1) reflect the illusory percept of continuous sound.

Main Methods:

  • Recorded single-neuron activity in the primary auditory cortex (A1) of awake macaque monkeys.

Related Experiment Videos

  • Presented auditory stimuli where foreground sounds were occluded by intense noise.
  • Compared neural responses to occluded sounds with responses to complete sounds and noise-only stimuli.
  • Modeled simulated peripheral auditory system responses for comparison.

    • Main Results:

    • Primary auditory cortex (A1) neurons responded to occluded tonal foregrounds as if the complete sound was present, mirroring the illusory percept.
    • These neural responses reflected the continuity illusion, not just the physical presence of noise.
    • Simulated peripheral neural responses primarily represented the masking noise, lacking representation of the occluded foreground.

    Conclusions:

    • Neural activity in the primary auditory cortex (A1) plays a critical role in generating the auditory continuity illusion.
    • A1 neurons actively represent missing sound segments during auditory induction, aligning with subjective perceptual experience.
    • These findings highlight the brain's sophisticated mechanisms for constructing a coherent auditory scene despite sensory interruptions.