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Related Concept Videos

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...
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...

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Related Experiment Video

Updated: Jul 4, 2026

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

Can auditory and visual speech perception be trained within a group setting?

Jill E Preminger1, Craig H Ziegler

  • 1Program in Audiology, Myers Hall, University of Louisville School of Medicine, Louisville, KY 40292, USA. jill.preminger@louisville.edu

American Journal of Audiology
|June 4, 2008
PubMed
Summary
This summary is machine-generated.

Group audiologic rehabilitation classes did not significantly improve speech perception skills. However, participants reported perceived benefits and a reduction in emotional distress related to hearing loss.

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Area of Science:

  • Audiology
  • Speech-Language Pathology
  • Rehabilitation Science

Background:

  • Hearing loss impacts speech perception, affecting quality of life.
  • Group-based interventions are explored for audiologic rehabilitation.
  • The efficacy of group training for speech perception requires further investigation.

Purpose of the Study:

  • To determine if group training can enhance auditory-only and auditory-visual speech perception.
  • To assess the impact of group speech perception training on quality of life.

Main Methods:

  • Randomized controlled trial with three groups: training-only, training plus psychosocial, and control.
  • Participants underwent at least 5 hours of group speech perception training.
  • Evaluations included speech perception measures, quality of life scales, and class feedback.

Main Results:

  • No significant improvements were observed in objective auditory-only or auditory-visual speech perception measures.
  • A majority of participants in training groups reported subjective improvements in speech perception.
  • Training participants showed significant reductions in emotional distress related to hearing loss, unlike controls.

Conclusions:

  • Group audiologic rehabilitation benefits may stem from perceived usefulness rather than objective skill enhancement.
  • Psychosocial benefits, particularly reduced emotional distress, are a notable outcome of group training.
  • Further research is needed to understand the mechanisms behind perceived benefits in audiologic rehabilitation.