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

Blind Procedures02:07

Blind Procedures

13.9K
Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
13.9K
Visual Agnosia01:12

Visual Agnosia

1.7K
Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
1.7K
Auditory Perception01:17

Auditory Perception

1.5K
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...
1.5K
Auditory Pathway01:15

Auditory Pathway

8.9K
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...
8.9K
Hearing01:31

Hearing

58.8K
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.
58.8K
Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

1.3K
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...
1.3K

You might also read

Related Articles

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

Sort by
Same author

Temporal context shapes multicue integration in auditory time-to-contact judgments.

Scientific reports·2026
Same author

A proof of concept approach to quantify body schema using local Shannon entropy.

Scientific reports·2026
Same author

Early visual experience influences haptic cross-sectioning ability.

Psychological research·2026
Same author

Serial dependence in auditory temporal perception is influenced by temporal proximity but not stimulus type.

Acta psychologica·2026
Same author

The Somatic Rubber Hand Illusion does not modulate perceived hand position in children with severe visual impairments.

Scientific reports·2026
Same author

The Role of Movement on the Development of the Audiotactile Temporal Binding Window.

Developmental science·2026

Related Experiment Video

Updated: Apr 1, 2026

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind
09:01

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind

Published on: March 27, 2013

15.0K

Encoding audio motion: spatial impairment in early blind individuals.

Sara Finocchietti1, Giulia Cappagli1, Monica Gori1

  • 1Science and Technology for Visually Impaired Children and Adults Group, Istituto Italiano di Tecnologia Genoa, Italy.

Frontiers in Psychology
|October 7, 2015
PubMed
Summary

Early blind individuals struggle with 2D sound localization, particularly in lower space. This suggests vision is crucial for calibrating auditory spatial representation.

Keywords:
auditory perceptionblindnessearly blindmovementspatial cognition

More Related Videos

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing
06:25

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing

Published on: February 23, 2024

1.3K
Portable Intermodal Preferential Looking IPL: Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism
10:11

Portable Intermodal Preferential Looking IPL: Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism

Published on: December 14, 2012

19.2K

Related Experiment Videos

Last Updated: Apr 1, 2026

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind
09:01

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind

Published on: March 27, 2013

15.0K
Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing
06:25

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing

Published on: February 23, 2024

1.3K
Portable Intermodal Preferential Looking IPL: Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism
10:11

Portable Intermodal Preferential Looking IPL: Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism

Published on: December 14, 2012

19.2K

Area of Science:

  • Neuroscience
  • Auditory Perception
  • Sensory Compensation

Background:

  • Auditory spatial localization research in visually impaired individuals yields mixed results.
  • Some studies report enhanced auditory skills, while others note deficits in spatial hearing without vision.

Purpose of the Study:

  • To evaluate 2D sound motion trajectory encoding and endpoint localization in early blind (EB), late blind (LB), and sighted blindfolded individuals.
  • To investigate the impact of visual impairment onset on auditory spatial representation.

Main Methods:

  • Assessed the ability to encode 2D sound motion trajectories and reproduce sound positions.
  • Compared performance between 12 EB individuals, 8 LB individuals, and 20 sighted blindfolded controls.

Main Results:

  • EB individuals showed deficits in encoding sound motion in lower space (mean error 271 mm).
  • LB individuals and sighted controls performed significantly better with no lower space deficit (mean errors 65 mm and 68 mm, respectively).

Conclusions:

  • A trade-off exists between enhanced perceptual abilities and the role of vision in auditory localization for EB individuals.
  • Visual information is fundamental for calibrating auditory spatial representation in the brain.