Results 11 to 20 of about 27,690 (251)

Bistabilities and annihilation phenomena in electrophysiological cardiac models. [PDF]

open access: yesCirculation Research, 1990
We have investigated the oscillatory behavior of cardiac cellular elements simulated by two electrophysiological models: the van Capelle and Durrer (VCD) model and the sinoatrial node cell model of Yanagihara, Noma, and Irisawa (YNI). The VCD model behavior was examined systematically by using continuation-bifurcation analysis.
M, Landau   +3 more
openaire   +2 more sources

Interesting electrophysiological phenomenon during positioning of the lead deep inside the septum

open access: yesAnnals of Noninvasive Electrocardiology, 2022
Left bundle branch pacing (LBBP) is a developing physiological pacing technique. Wu et al. proposed that direct LBB capture could be confirmed by recording retrograde His potential (PoReHis) and mapping of the left conduction system potential.
Jiabo Shen   +3 more
doaj   +1 more source

Electrophysiological indices of response inhibition in a Go/NoGo task predict self-control in a social context. [PDF]

open access: yesPLoS ONE, 2013
Recent research demonstrates that response inhibition-a core executive function-may subserve self-regulation and self-control. However, it is unclear whether response inhibition also predicts self-control in the multifaceted, high-level phenomena of ...
Kyle Nash   +4 more
doaj   +1 more source

Discovering Microcircuit Secrets With Multi-Spot Imaging and Electrophysiological Recordings: The Example of Cerebellar Network Dynamics

open access: yesFrontiers in Cellular Neuroscience, 2022
The cerebellar cortex microcircuit is characterized by a highly ordered neuronal architecture having a relatively simple and stereotyped connectivity pattern.
Marialuisa Tognolina   +4 more
doaj   +1 more source

Advances on the correlation between epilepsy and cortical spreading depression

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2023
Cortical spreading depression (CSD) is a pathological depolarization wave caused by the collective depolarization of neurons that propagates slowly along the cerebral cortex and can transiently inhibit brain electrical activity, which is related to a ...
ZHANG Xu, WANG Xiang⁃qing
doaj   +1 more source

Explicit logic circuits predict local properties of the neocortex's physiology and anatomy. [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: Two previous articles proposed an explicit model of how the brain processes information by its organization of synaptic connections. The family of logic circuits was shown to generate neural correlates of complex psychophysical phenomena in ...
Lane Yoder
doaj   +1 more source

The Effects of Anesthetics on the Cortex—Lessons From Event-Related Potentials

open access: yesFrontiers in Systems Neuroscience, 2020
Consciousness while under general anesthesia is a dreadful condition. Various electroencephalogram (EEG)-based technologies have been developed, on the basis of empirical evidence, in order to identify this condition.
Dana Baron Shahaf   +5 more
doaj   +1 more source

Split-hand and split-limb phenomena in amyotrophic lateral sclerosis: pathophysiology, electrophysiology and clinical manifestations [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 2021
Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disorder affecting the upper and lower motor neurons. A key clinical feature of ALS is the absence of accurate, early-stage diagnostic indicators. ‘Split-hand syndrome’ was first described in ALS at the end of the last century and a considerable body of literature suggests that the ...
Corcia, Philippe   +5 more
openaire   +5 more sources

A composite visualization method for electrophysiology-morphous merging of human heart

open access: yesBioMedical Engineering OnLine, 2017
Background Electrophysiological behavior is of great importance for analyzing the cardiac functional mechanism under cardiac physiological and pathological condition. Due to the complexity of cardiac structure and biophysiological function, visualization
Fei Yang   +6 more
doaj   +1 more source

Effects of Transcranial Electrical Stimulation on Human Auditory Processing and Behavior—A Review

open access: yesBrain Sciences, 2020
Transcranial electrical stimulation (tES) can adjust the membrane potential by applying a weak current on the scalp to change the related nerve activity.
Yao Wang   +4 more
doaj   +1 more source

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