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Equilibrium and Balance01:15

Equilibrium and Balance

The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...
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.

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Related Experiment Video

Updated: Jun 4, 2026

Electrically Evoked Stapedius Reflex Measurements in Cochlear Implantation and Its Application in the Postoperative Fitting Process
07:00

Electrically Evoked Stapedius Reflex Measurements in Cochlear Implantation and Its Application in the Postoperative Fitting Process

Published on: June 21, 2024

Balance in children with bilateral cochlear implants.

Marcia E Eustaquio1, Wayne Berryhill, Jace A Wolfe

  • 1University of Colorado Denver Health Sciences Center, Aurora, Colorado 80045, USA. Marcia.Eustaquio@ucdenver.edu

Otology & Neurotology : Official Publication of the American Otological Society, American Neurotology Society [And] European Academy of Otology and Neurotology
|March 2, 2011
PubMed
Summary
This summary is machine-generated.

Cochlear implants do not significantly alter children's functional balance compared to peers with hearing loss. However, all groups, including those with cochlear implants, scored below average on balance tests.

Related Experiment Videos

Last Updated: Jun 4, 2026

Electrically Evoked Stapedius Reflex Measurements in Cochlear Implantation and Its Application in the Postoperative Fitting Process
07:00

Electrically Evoked Stapedius Reflex Measurements in Cochlear Implantation and Its Application in the Postoperative Fitting Process

Published on: June 21, 2024

Area of Science:

  • Pediatric audiology
  • Neuroscience
  • Rehabilitation medicine

Background:

  • Children with severe-to-profound bilateral hearing loss often face challenges in functional balance.
  • Cochlear implantation is a common intervention for hearing loss, but its impact on balance requires further investigation.

Purpose of the Study:

  • To compare the functional balance of children with unilateral or bilateral cochlear implants to that of non-implanted children with severe-to-profound bilateral hearing loss.
  • To assess if cochlear implantation influences the balance capabilities of pediatric patients.

Main Methods:

  • Observational case-control study involving three groups of children (aged 4-17): unilateral cochlear implant (n=12), bilateral cochlear implant (n=26), and non-implanted hearing loss (n=26).
  • Balance was assessed using the Bruininks-Oseretsky Test, Second Edition (BOT2).
  • Scores were analyzed and compared between groups and against standardized norms.

Main Results:

  • No significant differences in mean BOT2 scale scores were found between the unilateral cochlear implant (10.16), bilateral cochlear implant (11.31), and non-implanted hearing loss (11.15) groups.
  • All three groups demonstrated significantly lower scores on the BOT2 compared to standardized norms for healthy children.

Conclusions:

  • Cochlear implantation does not appear to significantly affect functional balance in children when compared to a hearing-impaired population.
  • Children with cochlear implants, as well as those with severe-to-profound hearing loss, exhibit poorer balance than their typically hearing peers.