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 Concept Videos

Lateralization01:28

Lateralization

319
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
319
Cerebral Hemispheres01:05

Cerebral Hemispheres

313
The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
313
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

779
Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
779
Auditory Perception01:17

Auditory Perception

328
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the...
328
Hearing01:31

Hearing

52.0K
When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
52.0K
Auditory Pathway01:15

Auditory Pathway

5.4K
Auditory pathways constitute the complex neural circuits responsible for transmitting and interpreting auditory information from the peripheral auditory system to the brain. Sound waves are initially captured by the outer ear, funneled through the ear canal, and reach the tympanic membrane (eardrum). These vibrations are transmitted via the middle ear's ossicles to the inner ear's cochlea.
When viewed cross-sectionally, the cochlea reveals the scala vestibuli and scala tympani flanking...
5.4K

You might also read

Related Articles

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

Sort by
Same author

Usefulness of Cytokeratin Fragment Antigen 21-1 Estimation in Fine-Needle Aspiration Washout Specimens in Diagnosis of Axillary Breast Cancer Metastasis.

Journal of cytology·2026
Same author

Do Not Forget the Stimulus: A Missing Control in Naturalistic Studies of Neural Entrainment.

eNeuro·2026
Same author

Quantifying the effect of forest edge on tropical fauna using explainable ecoacoustics metricsa).

The Journal of the Acoustical Society of America·2026
Same author

Target-based Antidiabetic Indole Derivatives and Insights into Structure-activity Relationships: A Mechanistic Update 2020-2025.

Current drug targets·2026
Same author

Listening with: Minds, machines, milieux, and music (L)a).

The Journal of the Acoustical Society of America·2026
Same author

Association of Vasomotor Symptoms and Cardiac Autonomic Functions in Perimenopausal Women.

Journal of mid-life health·2026
Same journal

Differentiation of cortical areas: effects of free energy minimization with broken symmetry.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Prior exposure to speech rapidly modulates cortical processing of high-level linguistic structure.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Beta bursts in SMA mediate anticipatory muscle inhibition.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Cognitive load modulates the effects of social contexts on facial expression processing.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

The neural mechanisms of aligning spatial perspectives.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Relationships between bilateral tapping skills and brain gray matter volumes: a voxel-based morphometry study.

Cerebral cortex (New York, N.Y. : 1991)·2026
See all related articles

Related Experiment Video

Updated: Jun 19, 2025

Evaluation of Hemisphere Lateralization with Bilateral Local Field Potential Recording in Secondary Motor Cortex of Mice
07:03

Evaluation of Hemisphere Lateralization with Bilateral Local Field Potential Recording in Secondary Motor Cortex of Mice

Published on: July 31, 2019

6.8K

Auditory hemispheric asymmetry for actions and objects.

Paul Robert1, Robert Zatorre2,3, Akanksha Gupta1

  • 1Institut de Neurosciences des Systèmes (INS), Inserm/UMR1106, Aix Marseille University, 27 Bd Jean Moulin, Marseille 13005, France.

Cerebral Cortex (New York, N.Y. : 1991)
|July 25, 2024
PubMed
Summary
This summary is machine-generated.

Auditory hemispheric asymmetry aids sound source identification by processing actions and objects differently. The left hemisphere processes actions using temporal modulations, while the right processes objects using spectral modulations.

Keywords:
acoustic synthesisauditory perceptionbehaviorcognitive neurosciencesfMRI

More Related Videos

A Method to Study Adaptation to Left-Right Reversed Audition
07:14

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

6.5K
Central and Divided Visual Field Presentation of Emotional Images to Measure Hemispheric Differences in Motivated Attention
05:36

Central and Divided Visual Field Presentation of Emotional Images to Measure Hemispheric Differences in Motivated Attention

Published on: November 16, 2017

7.5K

Related Experiment Videos

Last Updated: Jun 19, 2025

Evaluation of Hemisphere Lateralization with Bilateral Local Field Potential Recording in Secondary Motor Cortex of Mice
07:03

Evaluation of Hemisphere Lateralization with Bilateral Local Field Potential Recording in Secondary Motor Cortex of Mice

Published on: July 31, 2019

6.8K
A Method to Study Adaptation to Left-Right Reversed Audition
07:14

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

6.5K
Central and Divided Visual Field Presentation of Emotional Images to Measure Hemispheric Differences in Motivated Attention
05:36

Central and Divided Visual Field Presentation of Emotional Images to Measure Hemispheric Differences in Motivated Attention

Published on: November 16, 2017

7.5K

Area of Science:

  • Neuroscience
  • Auditory Perception
  • Psychoacoustics

Background:

  • Auditory hemispheric asymmetry is crucial for processing complex sounds.
  • The brain differentiates between acoustic features like temporal and spectral modulations.
  • Understanding how the brain identifies sound sources is an ongoing research area.

Purpose of the Study:

  • To investigate the functional role of auditory brain asymmetry in identifying sound sources.
  • To determine if specific acoustic invariants (actions, objects) are processed asymmetrically.
  • To explore the neural basis of this proposed asymmetry.

Main Methods:

  • Analysis of a large environmental sound dataset for acoustic invariants.
  • Synthesis of auditory stimuli simulating actions on objects.
  • Behavioral experiments to test sound discrimination.
  • Functional magnetic resonance imaging (fMRI) to decode neural activity.

Main Results:

  • Temporal modulations are key for action discrimination; spectral modulations are key for object discrimination.
  • Actions and objects are differentially decoded in the left and right hemispheres, respectively.
  • Neural sensitivity to temporal and spectral modulations underlies this hemispheric asymmetry.

Conclusions:

  • Auditory hemispheric asymmetry supports efficient categorization of environmental sounds.
  • This asymmetry reflects specialized neural processing of acoustic invariants.
  • The findings provide an ecologically valid framework for auditory brain function.