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Related Concept Videos

Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

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 identifying...
The Cochlea01:13

The Cochlea

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.
Hearing01:31

Hearing

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.
Auditory Perception01:17

Auditory Perception

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 cochlea, a...
Perception of Sound Waves01:01

Perception of Sound Waves

The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same frequency...

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Related Experiment Video

Updated: Jun 5, 2026

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

Tone perception and production in pediatric cochlear implants users.

Li Xu1, Xiuwu Chen, Hongyun Lu

  • 1School of Rehabilitation and Communication Sciences, Ohio University, Athens, 45701, USA. XuL@ohio.edu

Acta Oto-Laryngologica
|December 22, 2010
PubMed
Summary
This summary is machine-generated.

Tone perception and production are strongly linked in prelingually deaf children with cochlear implants. Improved tone perception may be essential for better tone production in these children.

Related Experiment Videos

Last Updated: Jun 5, 2026

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

Area of Science:

  • Audiology
  • Speech-Language Pathology
  • Biomedical Engineering

Background:

  • Prelingually deaf children using cochlear implants often exhibit deficits in tone perception and production.
  • Understanding the relationship between these skills is crucial for developing effective interventions.

Purpose of the Study:

  • To investigate the correlation between tone perception and tone production abilities.
  • To determine if tone perception is a prerequisite for effective tone production in this population.

Main Methods:

  • Twenty-five prelingually deaf children with cochlear implants (Advanced Bionics CII/90K users) were assessed.
  • Tone perception was evaluated using a computerized tone contrast test.
  • Tone production accuracy was measured using an artificial neural network analysis of recorded speech.

Main Results:

  • Significant individual variability was observed in both tone perception (50.0–96.9%) and production (19.4–97.2%).
  • A strong positive correlation (r = 0.805) was found between tone perception and production performance.
  • Mean tone perception accuracy was 71.0%, while mean tone production accuracy was 52.0%.

Conclusions:

  • Tone perception and production performance are highly correlated in prelingually deaf children with cochlear implants.
  • These findings support the hypothesis that auditory perception of tones is a necessary foundation for proficient tone production.