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Selective Tracing of Auditory Fibers in the Avian Embryonic Vestibulocochlear Nerve
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Integration of Vestibular and Auditory Information in Ontogenesis
Elena I Nikolaeva1, Victoria L Efimova2, Eugeny G Vergunov3
1Department of the Developmental Psychology and Family Pedagogics, Herzen State Pedagogical University, 191186 Saint-Petersburg, Russia.
Children (Basel, Switzerland)
|March 25, 2022
Summary
This study investigated the integration of auditory and vestibular systems in children. Auditory Brainstem Response (ABR) and Post-Rotational Nystagmus (PRN) showed age-related changes, unlike Cervical Vestibular Evoked Myogenic Potentials (cVEMP).
Area of Science:
- Neuroscience
- Pediatrics
- Auditory and Vestibular System Research
Background:
- The hypothesis that the vestibular and auditory systems function integratively was examined.
- Understanding the interplay between these sensory systems is crucial for child development.
Purpose of the Study:
- To investigate the integrative functions of the vestibular and auditory systems in children.
- To determine the relationship between auditory and vestibular parameters and age.
Main Methods:
- The study included 383 children aged 5.5 ± 2.4 years.
- Auditory Brainstem Response (ABR), Post-Rotational Nystagmus (PRN), and Cervical Vestibular Evoked Myogenic Potentials (cVEMP) were recorded.
- Integration of parameters was calculated using JACOBI 4 software.
Main Results:
- Auditory Brainstem Response (ABR), Post-Rotational Nystagmus (PRN), and Cervical Vestibular Evoked Myogenic Potentials (cVEMP) represent distinct integrative functions.
- PRN and ABR showed a significant association with age.
- No relationship was found between cVEMP and age.
Conclusions:
- The severity of ABR and PRN is age-dependent, while cVEMP is not.
- Functional immaturity of the vestibular system, potentially originating in utero, may manifest during schooling.
- Mastery of reading and writing skills necessitates mature vestibulo-ocular and vestibulo-spinal functions.
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