Results 61 to 70 of about 18,712 (254)

Static and dynamic properties of synaptic transmission at the cyto-neural junction of frog labyrinth posterior canal [PDF]

open access: yes, 1989
The properties of synaptic transmission have been studied at the cyto-neural junction of the frog labyrinth posterior canal by examining excitatory postsynaptic potential (EPSP) activity recorded intraaxonally from the afferent nerve after abolishing ...
Bonifazzi, Claudio   +3 more
core   +2 more sources

The use of videonystagmography head impulse test (VHIT) in the diagnostics of semicircular canal injuries in patients with vertigo

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2014
Objectives: The aim of the study was to assess the function of semicircular canal in videonystagmography head impulse test (VHIT) in the patients with vertigo and balance disorders.
Jarosław Miłoński   +4 more
doaj   +1 more source

Spatiotemporal symmetries in the disynaptic canal-neck projection [PDF]

open access: yes, 2007
The vestibular system in almost all vertebrates, and in particular in humans, controls balance by employing a set of six semicircular canals, three in each inner ear, to detect angular accelerations of the head in three mutually orthogonal coordinate ...
Ian Stewart   +4 more
core   +1 more source

LRRC8A Regulates Outer Hair Cell Volume and Electromotility and is Required for Hearing

open access: yesAdvanced Science, EarlyView.
This study identifies LRRC8A‐dependent volume‐regulated anion channels (VRACs) as essential for cochlear outer hair cells' electromotility and auditory signal amplification. LRRC8A deficiency disrupts cell volume control, impairs auditory sensitivity, and causes deafness, while targeted LRRC8A re‐expression restores auditory function.
Shengnan Wang   +15 more
wiley   +1 more source

Repeated video head impulse testing in patients is a stable measure of the passive vestibulo-ocular reflex

open access: yesJournal of Otology, 2021
Objectives: The video head impulse test (vHIT) is used as a measure of compensation yet it’s stability in patients with vestibular pathology is unknown. Methods: 144 patients (n = 72 female, mean 54.46 ± 15.8 years) were grouped into one of three primary
M. Muntaseer Mahfuz   +2 more
doaj   +1 more source

'SO STONED' : common sense approach of the dizzy patient [PDF]

open access: yes, 2016
The history taking of a dizzy patient is of utmost importance in order to differentiate the possible etiologies of vertigo. The key factors that allow a first approximation of diagnosis identification are based on the time profile, symptom profile, and ...
Maes, Leen   +2 more
core   +1 more source

Auditory Hair Cell Mechanotransduction Channels Dynamically Shape the Mechanical Properties of Their Membrane Environment

open access: yesAdvanced Science, EarlyView.
This work shows, for the first time, that the stereocilia membrane in cochlear hair cells is dynamically regulated by the mechanotransduction channel to impact the membrane mechanical properties. This work provides direct evidence that the opening and closing associated with the MET channel is regulating the membrane viscosity suggesting that the MET ...
Shefin Sam George, Anthony J. Ricci
wiley   +1 more source

Management of Lateral Semicircular Canal Benign Paroxysmal Positional Vertigo

open access: yesFrontiers in Neurology, 2020
Benign paroxysmal positional vertigo (BPPV) is the most common cause of peripheral vestibular vertigo. It is caused by free-floating otoconia moving freely in one of the semicircular canals (canalolithiasis) or by otoliths adhered to the cupula ...
Francisco Zuma e Maia   +6 more
doaj   +1 more source

Zuma Modified Maneuver as a Treatment to Geotropic Lateral Semicircular Canal Benign Paroxysmal Positional Vertigo

open access: yesInternational Archives of Otorhinolaryngology, 2021
Introduction Benign Paroxysmal Positional Vertigo (BPPV) is the most common vestibular disorder, resulting from detached otoliths that migrate to one of the semicircular canals – canalolithiasis – or one of the cupulas – cupulolithiasis.
Bernardo Faria Ramos   +4 more
doaj   +1 more source

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