Results 11 to 20 of about 30,326 (264)

Comparison of Asymmetry between Perceptual, Ocular, and Postural Vestibular Screening Tests

open access: yesBrain Sciences, 2023
Background: A better understanding of how vestibular asymmetry manifests across tests is important due to its potential implications for balance dysfunction, motion sickness susceptibility, and adaptation to new environments.
Timothy R. Macaulay   +7 more
doaj   +1 more source

Neuromorphic Adaptable Ocular Dominance Maps [PDF]

open access: yes, 2007
Time staggered winner-take-all (ts-WTA) is a novel analog CMOS neuron cell [8], that computes 'sum of weighted inputs" implemented as floating gate pFET 'synapses'. The cell behavior exhibits competitive learning (WTA) so as to refine its weights in response to stimulation by input patterns staggered over time such that at the end of learning, the cell'
Priti Gupta, Mukti Bansal, C. M. Markan
openaire   +1 more source

Dual adaptation and adaptive generalization of the human vestibulo-ocular reflex [PDF]

open access: yesPerception & Psychophysics, 1998
In two experiments, we examined the possibility that the human vestibulo-ocular reflex (VOR) is subject to dual adaptation (the ability to adapt to a sensory rearrangement more rapidly and/or more completely after repeated experience with it) and adaptive generalization (the ability to adapt more readily to a novel sensory rearrangement as a result of ...
Welch, Robert B.   +3 more
openaire   +2 more sources

Long-term sensorimotor adaptation in the ocular following system of primates. [PDF]

open access: yesPLoS ONE, 2017
The sudden movement of a wide-field image leads to a reflexive eye tracking response referred to as short-latency ocular following. If the image motion occurs soon after a saccade the initial speed of the ocular following is enhanced, a phenomenon known ...
Markus A Hietanen   +4 more
doaj   +1 more source

Eye morphology of Guiana dolphins (Sotalia guianensis) and Clymene dolphins (Stenella clymene)

open access: yesAnais da Academia Brasileira de Ciências, 2022
Recent studies showed that vision and hearing in dolphins are mechanisms for perception of the environment, and transmission of information among individuals.
FERNANDA M. RODRIGUES   +4 more
doaj   +1 more source

Prosthodontic rehabilitation of patient with ocular defect using an alternative technique

open access: yesJournal of Orofacial Sciences, 2012
An ocular prosthesis is a simulation of of a perfectly normal healthy eye and surrounding tissues. The primary purpose of an ocular prosthesis is to maintain the volume of eye socket and create the illusion of a healthy eye and surrounding tissue.
Laxman Singh Kaira   +2 more
doaj   +1 more source

Adaptations and Deficits in the Vestibulo‐Ocular Reflex after Peripheral Ocular Motor Palsies [PDF]

open access: yesAnnals of the New York Academy of Sciences, 2003
AbstractPalsy of a nerve might be expected to lower vestibulo‐ocular reflex (VOR) responses in its fields of motion, but effects of peripheral neuromuscular disease were unknown. We recorded the VOR during sinusoidal head rotations in yaw, pitch, and roll at 0.5‐2 Hz and static torsional gain in 43 patients with unilateral nerve palsies.
James A, Sharpe   +2 more
openaire   +2 more sources

Optical coherence tomography in healthy human subjects in the setting of prolonged dark adaptation

open access: yesScientific Reports, 2023
Human studies have established that short periods of dark adaptation can induce outer retinal thinning and various band intensity changes that can be detected with Optical Coherence Tomography (OCT).
Erin H. Su   +2 more
doaj   +1 more source

Disconjugate ocular motor adaptation in rhesus monkey

open access: yesVision Research, 1992
We report a model for inducing disconjugate, orbital-position dependent, ocular motor adaptation in the rhesus monkey. Animals wore a combination of laterally-displacing prisms placed in front of one eye calling for a discrete change in ocular alignment when the eyes reached particular orbital positions.
A, Oohira, D S, Zee
openaire   +2 more sources

Custom Ocular Prosthesis for Enucleated Eye: A Case Report

open access: yesJournal of College of Medical Sciences-Nepal, 2016
The unfortunate loss or absence of an eye may be caused by a congenital defect, irreparable trauma, tumor, sympathetic ophthalmia, or the need for histologic confirmation of a suspected diagnosis.
Surya Narayan Pun   +5 more
doaj   +1 more source

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