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

Auditory Pathway01:15

Auditory Pathway

5.3K
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...
5.3K
Hearing01:31

Hearing

51.9K
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.
51.9K
The Cochlea01:13

The Cochlea

44.7K
The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.
44.7K
Sound Intensity Level00:53

Sound Intensity Level

4.1K
Humans perceive sound by hearing. The human ear helps sound waves reach the brain, which then interprets the waves and creates the perception of hearing. The loudness of the environment in which a person is located determines whether they can distinguish between different sound sources.
The human ear can perceive an extensive range of sound intensity, necessitating the use of the logarithmic scale to define a physical quantity—the intensity level. It is a ratio of two intensities and...
4.1K
Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

202
The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by...
202

You might also read

Related Articles

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

Sort by
Same author

De novo EHMT2 variants cause an autosomal dominant EHMT2-related Kleefstra syndrome via loss of G9a methyltransferase activity.

Nature communications·2026
Same author

Conditional Deletion of Isl1 Disrupts Cochlear Sensory and Neuronal Development, Leading to Hearing Loss.

Molecular neurobiology·2026
Same author

Impaired prepulse inhibition in APP/PS1 mice is accompanied by substantial morphological changes in neurons of the central auditory system and hippocampus.

Hearing research·2025
Same author

Association of Tinnitus With Speech Recognition and Executive Functions in Older Adults.

Trends in hearing·2025
Same author

Prediction of Sinus Rhythm Maintenance After Electrical Cardioversion Using Spectral and Vector Cardiographic ECG Analysis.

Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc·2025
Same author

Effect of stimulus level on speech masking by multitalker noise in a cochlear model.

Hearing research·2025

Related Experiment Video

Updated: Jun 13, 2025

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique
11:39

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique

Published on: September 7, 2022

2.1K

The effect of acoustically enriched environment on structure and function of the developing auditory system.

Zbyněk Bureš1, Jana Svobodová Burianová2, Kateryna Pysanenko2

  • 1Department of Auditory Neuroscience, Institute of Experimental Medicine, Czech Academy of Sciences, Vídeňská 1083, 14220 Prague 4, Czech Republic; Department of Technical Studies, College of Polytechnics Jihlava, Tolstého 16, 58601, Jihlava, Czech Republic; Department of Otorhinolaryngology, Third Faculty of Medicine, University Hospital Královské Vinohrady, Charles University in Prague, Šrobárova 1150/50, 10034 Prague 10, Czech Republic.

Hearing Research
|September 15, 2024
PubMed
Summary

Exposure to an acoustically enriched environment (AEE) during early development enhances auditory system plasticity in rats. This leads to improved neural processing and behavioral performance in sound discrimination, with potential applications for preterm infants.

Keywords:
Acoustically enriched environmentAuditory systemCritical periodDevelopmentPlasticity

More Related Videos

Infant Auditory Processing and Event-related Brain Oscillations
06:34

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

16.4K
Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses
14:05

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Published on: January 23, 2017

29.1K

Related Experiment Videos

Last Updated: Jun 13, 2025

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique
11:39

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique

Published on: September 7, 2022

2.1K
Infant Auditory Processing and Event-related Brain Oscillations
06:34

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

16.4K
Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses
14:05

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Published on: January 23, 2017

29.1K

Area of Science:

  • Neuroscience
  • Developmental Biology
  • Auditory System Research

Background:

  • Environmental factors significantly influence brain development and sensory system plasticity.
  • Experience-dependent plasticity allows the brain to adapt to sensory input.
  • Acoustically enriched environments (AEE) offer a method to study these effects.

Purpose of the Study:

  • To review the effects of AEE on the developing auditory system in rats.
  • To compare findings with existing literature on environmental enrichment.
  • To explore the long-term impact of AEE on neural and behavioral auditory processing.

Main Methods:

  • Rats were exposed to AEE featuring complex sounds during early postnatal development.
  • Neuronal morphology (dendritic length, spine density) was analyzed.
  • Auditory system neuronal responses to various sound stimuli were measured.
  • Behavioral tests assessed auditory abilities like frequency resolution and gap detection.

Main Results:

  • AEE exposure altered neuronal structure in the auditory system.
  • Permanent changes in neural representation of sound frequency and intensity were observed.
  • Enhanced frequency selectivity, steeper rate-intensity functions, and improved responsiveness to modulated stimuli occurred.
  • Increased reliability of auditory responses and improved behavioral sound discrimination were noted.

Conclusions:

  • AEE during critical developmental periods induces lasting changes in auditory system processing.
  • These neural and behavioral enhancements persist into adulthood.
  • Findings suggest potential therapeutic applications of AEE in human neonatal care, particularly for preterm infants.