Results 41 to 50 of about 9,915 (204)

Exploring the feasibility of pupillometry training and perceptions of potential use for intracranial pressure monitoring in Uganda: A mixed methods study.

open access: yesPLoS ONE
IntroductionTraumatic brain injury (TBI) accounts for the majority of Uganda's neurosurgical disease burden; however, invasive intracranial pressure (ICP) monitoring is infrequently used. Noninvasive monitoring could change the care of patients in such a
Zoey Petitt   +15 more
doaj   +1 more source

PupilEXT: Flexible Open-Source Platform for High-Resolution Pupillometry in Vision Research

open access: yesFrontiers in Neuroscience, 2021
The human pupil behavior has gained increased attention due to the discovery of the intrinsically photosensitive retinal ganglion cells and the afferent pupil control path’s role as a biomarker for cognitive processes. Diameter changes in the range of 10–
Babak Zandi   +4 more
doaj   +1 more source

Sodium Oxybate Alters Sleep Architecture and Reduces Emotional Selectivity in Memory‐Related Responses

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Sleep supports memory consolidation. Non‐rapid eye movement (NREM) and rapid eye movement (REM) sleep have been proposed to support, respectively, declarative memory consolidation and the integration of the memory affective dimension. Here, we used sodium oxybate (SXB) to modify the NREM/REM proportion during one sleep night and assessed ...
Laure Colin   +7 more
wiley   +1 more source

Pupillometry and electroencephalography in the digit span task

open access: yesScientific Data, 2022
Measurement(s) Pupil • brain activity Technology Type(s) Pupillometry • electroencephalography (EEG)
Yuri G. Pavlov   +4 more
doaj   +1 more source

Chromatic Pupillometry Findings in Alzheimer’s Disease [PDF]

open access: yesFrontiers in Neuroscience, 2020
Intrinsically photosensitive melanopsin retinal ganglion cells (mRGCs) are crucial for non-image forming functions of the eye, including the photoentrainment of circadian rhythms and the regulation of the pupillary light reflex (PLR). Chromatic pupillometry, using light stimuli at different wavelengths, makes possible the isolation of the contribution ...
Martina Romagnoli   +16 more
openaire   +6 more sources

The Seattle Trauma and Autonomic Related Sleep Symptoms (STARSS) Scale: A Novel Self‐Report Measure of Sleep Disturbances With Nightmares and Autonomic Symptoms Following Trauma

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Sleep disruption is a common hallmark of posttraumatic stress disorder (PTSD), causing significant distress and often persisting after remission of other symptoms. Autonomic dysregulation is commonly comorbid and has been implicated in the underlying pathophysiology of both wake‐ and sleep‐related symptoms following trauma.
Garth E. Terry   +6 more
wiley   +1 more source

Pupil size as a biomarker of cognitive (dys)functions: Toward a physiologically informed screening of mental states

open access: yesActa Psychologica
The objective assessment of cognitive processes is of critical importance to understanding the mechanisms underlying various mental functions and dysfunctions.
Serena Castellotti   +3 more
doaj   +1 more source

Hitting and missing on consciousness

open access: yesPsychiatry and Clinical Neurosciences, EarlyView.
Disturbances of conscious experience are central features of many psychiatric and mental health disorders. Experimental studies of conscious perception are therefore increasingly cited in clinical and translational work under the assumption that they identify neural mechanisms specific to subjective experience.
Tomoya Nakamura   +2 more
wiley   +1 more source

Investigation of the behavior of tinnitus patients under varying listening conditions with simultaneous electroencephalography and pupillometry

open access: yesBrain and Behavior
Objective This study aims to control all hearing thresholds, including extended high frequencies (EHFs), presents stimuli of varying difficulty levels, and measures electroencephalography (EEG) and pupillometry responses to determine whether listening ...
Eser Sendesen, Didem Turkyilmaz
doaj   +1 more source

ManyBabies 3: A Multi‐Lab Study of Infant Algebraic Rule Learning

open access: yesDevelopmental Science, Volume 29, Issue 6, November 2026.
ABSTRACT The ability to learn and apply rules lies at the heart of cognition. In a seminal study, Marcus et al. (1999) reported that 7‐month‐old infants learned abstract rules over syllable sequences and were able to generalize those rules to novel syllable sequences.
Ingmar Visser   +83 more
wiley   +1 more source

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