Results 11 to 20 of about 43,386 (222)

Descriptive Histology and Anatomy of the Nasal Cavity and Its Associated Sensory Organs in the European Hedgehog (Erinaceus europaeus) Based on Four Standardised Transverse Sections. [PDF]

open access: yesAnat Histol Embryol
ABSTRACT The nasal cavity of European hedgehogs (Erinaceus europaeus) harbours a well‐developed olfactory system, essential for food provision and communication. Additionally, it acts as a first line of defence by preventing pathogens and irritants from reaching the lungs, thereby playing an important physiological role.
Weyer YV   +5 more
europepmc   +2 more sources

Stabilometric changes due to exposure to firearm noise in the Brazilian Army

open access: yesBioscience Journal, 2020
Success in precision activities such as shooting depends on the subtle control of body motion. To analyze the influence on stabilometric signal responses for the motor task of aiming a pistol with different cognitive demands and levels of exposure to ...
Luciana Dias Bernardo   +3 more
doaj   +3 more sources

Brainstem hyperintensity in patients with vestibular schwannoma is associated with labyrinth signal on magnetic resonance imaging but not vestibulocochlear tests

open access: yesThe Neuroradiology Journal, 2020
Objectives Focal hyperintensity in the dorsal brainstem (HDB) has been described in large cerebellopontine angle tumours and is thought to represent vestibular nuclei degeneration, but its functional significance has not been thoroughly investigated. Our
B. Teixeira   +4 more
semanticscholar   +1 more source

Protective Effect of Metformin on Gentamicin-Induced Vestibulotoxicity in Rat Primary Cell Culture [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2014
ObjectivesOne of the antidiabetic drugs, metformin, have shown that it prevented oxidative stress-induced death in several cell types through a mechanism involving the opening of the permeability transition pore and cytochrome c release.
Ji Young Lee   +5 more
doaj   +1 more source

Unilateral enlarged vestibular aqueduct syndrome and bilateral endolymphatic hydrops [PDF]

open access: yes, 2017
Enlarged vestibular aqueduct (EVA) syndrome is a common congenital inner ear malformation characterized by a vestibular aqueduct with a diameter larger than 1.5 mm, mixed or sensorineural hearing loss that ranges from mild to profound, and vestibular ...
NOLA, GIUSEPPE   +3 more
core   +3 more sources

An exploratory study to detect Ménière’s disease in conventional MRI scans using radiomics

open access: yesFrontiers in Neurology, 2016
ObjectiveThe purpose of this exploratory study was to investigate whether a quantitative image analysis of the labyrinth in conventional MRI scans using a radiomics approach showed differences between patients with Ménière’s disease and the control group.
E. L. van den Burg   +8 more
doaj   +1 more source

First Natural Endocranial Cast of a Fossil Snake (Cretaceous of Patagonia, Argentina) [PDF]

open access: yes, 2017
In this study, we describe a natural endocranial cast included in a partially preserved medium‐sized skull of the Upper Cretaceous South American snake Dinilysia patagonica.
Albino, Adriana Maria   +3 more
core   +2 more sources

A mathematical model for top-shelf vertigo: the role of sedimenting otoconia in BPPV [PDF]

open access: yes, 2003
Benign Paroxysmal Positional Vertigo (BPPV) is a mechanical disorder of the vestibular system in which calcite particles called otoconia interfere with the mechanical functioning of the fluid-filled semicircular canals normally used to sense rotation ...
Batchelor   +36 more
core   +3 more sources

Protons as Messengers of Intercellular Communication in the Nervous System

open access: yesFrontiers in Cellular Neuroscience, 2018
In this review, evidence demonstrating that protons (H+) constitute a complex, regulated intercellular signaling mechanisms are presented. Given that pH is a strictly regulated variable in multicellular organisms, localized extracellular pH changes may ...
Enrique Soto   +2 more
doaj   +1 more source

The Correlation of a 2D Volume-Referencing Endolymphatic-Hydrops Grading System With Extra-Tympanic Electrocochleography in Patients With Definite Ménière's Disease

open access: yesFrontiers in Neurology, 2021
Background: Although magnetic resonance imaging (MRI) of the membranous labyrinth and electrocochleography (ECochG) have been used to diagnose endolymphatic hydrops (ELH) in patients with Ménière's disease (MD), the relationship between imaging and ...
Baihui He   +32 more
doaj   +1 more source

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