Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Resting Potential Decay

Resting Potential Decay

The resting membrane potential of a neuron (-70mV) is sustained due to the selective ion permeability of the membrane. At the resting potential, the membrane is slightly permeable to ions like sodium (Na+) and chloride (Cl−) and highly permeable to potassium ions (K+). Differences in the ions' concentration inside the cell compared to the outside are maintained by membrane transport proteins like channels and pumps.
At rest, the K+ is the main ion that moves across the membrane...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Feelings on the tongue.

Journal of neurophysiology·2025

Same author

Unconscious Touch Perception After Disruption of the Primary Somatosensory Cortex.

Psychological science·2021

Same author

Retinal and visual cortex distance from transcranial magnetic stimulation of the vertex affects phosphene perception.

Experimental brain research·2017

Same journal

Translational profiling of Drd2-expressing populations reveals molecular heterogeneity of dentate gyrus mossy cells along the dorsoventral axis.

eNeuro·2026

Same journal

Movement Disorder Patients with Depression have Altered Corticostriatal Alpha-Beta Power Response to Reward and Loss.

eNeuro·2026

Same journal

Ocular speech tracking persists in blindness, but its dynamics and oculo-cerebral connectivity depend on visual status.

eNeuro·2026

Same journal

Emergent multidien cycles from partial circadian synchrony.

eNeuro·2026

Same journal

Adolescent social isolation induces persistent impairments in emotional discrimination and helping behavior.

eNeuro·2026

Same journal

Increased Ih Current Is Associated with Reduced Hippocampal CA1 Excitability in a Mouse Model of Multiple Sclerosis.

eNeuro·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jan 1, 2026

Microstate and Omega Complexity Analyses of the Resting-state Electroencephalography

Microstate and Omega Complexity Analyses of the Resting-state Electroencephalography

Published on: June 15, 2018

Visual Modulation of Resting State α Oscillations.

Kelly Webster¹, Tony Ro^2,3,4

¹Program in Psychology.

|December 15, 2019

Summary

This summary is machine-generated.

Alpha (α) oscillations, crucial for cognition, increase in power and peak frequency when visual input is reduced. This suggests a shift in brain states and enhanced sensory processing during darkness.

Keywords:

EEG neural oscillations α peak frequency α power

More Related Videos

Brain State-dependent Brain Stimulation with Real-time Electroencephalography-Triggered Transcranial Magnetic Stimulation

Brain State-dependent Brain Stimulation with Real-time Electroencephalography-Triggered Transcranial Magnetic Stimulation

Published on: August 20, 2019

Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

Published on: June 29, 2018

Related Experiment Videos

Last Updated: Jan 1, 2026

Microstate and Omega Complexity Analyses of the Resting-state Electroencephalography

Microstate and Omega Complexity Analyses of the Resting-state Electroencephalography

Published on: June 15, 2018

Brain State-dependent Brain Stimulation with Real-time Electroencephalography-Triggered Transcranial Magnetic Stimulation

Brain State-dependent Brain Stimulation with Real-time Electroencephalography-Triggered Transcranial Magnetic Stimulation

Published on: August 20, 2019

Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

Published on: June 29, 2018

Area of Science:

Neuroscience
Cognitive Science
Sensory Processing

Background:

Alpha (α) oscillations were traditionally viewed as passive cortical idling.
Emerging research highlights their active, causal role in cognition and perception.
The precise modulation of α rhythm components by cognitive and sensory processes remains unclear.

Purpose of the Study:

To investigate how sensory input and resting states modulate α oscillations.
To understand the relationship between visual input reduction and α rhythm characteristics.
To explore the functional significance of changes in α power and frequency.

Main Methods:

Human subjects underwent electroencephalography (EEG) recording.
Three conditions were tested: eyes-open with visual stimulus, eyes-open in darkness, and eyes-closed in darkness.
Sensory input and resting states were systematically manipulated.

Main Results:

Alpha (α) power significantly increased when visual input was reduced (darkness) compared to fixation.
Peak α frequency also increased in conditions with restricted visual input.
These changes indicate a modulation of α rhythm by sensory conditions.

Conclusions:

Increased α power suggests a shift from exteroceptive to interoceptive processing.
Elevated α peak frequency may reflect enhanced environmental sampling to detect stimuli.
The findings underscore the impact of sensory context on α oscillations and resting-state selection.