Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Feedback Inhibition00:46

Feedback Inhibition

58.5K
Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!
58.5K
Lateralization01:28

Lateralization

1.2K
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
1.2K
Cerebral Hemispheres01:05

Cerebral Hemispheres

3.1K
The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
3.1K

You might also read

Related Articles

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

Sort by
Same author

Mentally simulated motor actions are resistant to acute stress in police officers.

Scientific reports·2026
Same author

Influence of menstrual cycle on autonomic nervous system, muscular strength and mood states.

Scientific reports·2026
Same author

Proprioceptive-augmented virtual reality influences the kinematic properties of movement imitation.

Journal of neuroengineering and rehabilitation·2026
Same author

Automated Assessment of Manual Dexterity Using a Sensorized Nine-Hole Peg Test Board: Reproducibility and Innovative Quantitative Metrics.

Sensors (Basel, Switzerland)·2026
Same author

Beyond motor cortex: A novel relationship between associative parietal cortex and ipsilateral silent period.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2026
Same author

Unveiling top-down modulation of Hand blink reflex: The frontoparietal network of defensive peripersonal space.

NeuroImage·2026

Related Experiment Video

Updated: Mar 22, 2026

Corticospinal Excitability Modulation During Action Observation
12:33

Corticospinal Excitability Modulation During Action Observation

Published on: December 31, 2013

9.5K

Interhemispheric inhibition is dynamically regulated during action observation.

Nicolas Gueugneau1, Marco Bove2, Yves Ballay3

  • 1Université de Bourgogne Franche-Comté (UBFC), Cognition Action et Plasticité Sensorimotrice (CAPS) UMR1093, Dijon, France; Institut National de Santé et de Recherche Médicale (INSERM U1093), Cognition Action et Plasticité Sensorimotrice (CAPS) UMR1093, Dijon, France; Department of Experimental Medicine, Section of Human Physiology, University of Genoa, Genoa, Italy.

Cortex; a Journal Devoted to the Study of the Nervous System and Behavior
|April 16, 2016
PubMed
Summary

Action observation enhances interhemispheric inhibition between motor cortices, modulated by movement dynamics. This suggests inhibitory mechanisms are crucial for observing actions, similar to executing them.

Keywords:
Action observationCorticospinal excitabilityInterhemispheric inhibitionMovement kinematicsTranscranial magnetic stimulation

More Related Videos

Intracortical Inhibition Within the Primary Motor Cortex Can Be Modulated by Changing the Focus of Attention
09:48

Intracortical Inhibition Within the Primary Motor Cortex Can Be Modulated by Changing the Focus of Attention

Published on: September 11, 2017

10.4K
Online Transcranial Magnetic Stimulation Protocol for Measuring Cortical Physiology Associated with Response Inhibition
08:55

Online Transcranial Magnetic Stimulation Protocol for Measuring Cortical Physiology Associated with Response Inhibition

Published on: February 8, 2018

9.8K

Related Experiment Videos

Last Updated: Mar 22, 2026

Corticospinal Excitability Modulation During Action Observation
12:33

Corticospinal Excitability Modulation During Action Observation

Published on: December 31, 2013

9.5K
Intracortical Inhibition Within the Primary Motor Cortex Can Be Modulated by Changing the Focus of Attention
09:48

Intracortical Inhibition Within the Primary Motor Cortex Can Be Modulated by Changing the Focus of Attention

Published on: September 11, 2017

10.4K
Online Transcranial Magnetic Stimulation Protocol for Measuring Cortical Physiology Associated with Response Inhibition
08:55

Online Transcranial Magnetic Stimulation Protocol for Measuring Cortical Physiology Associated with Response Inhibition

Published on: February 8, 2018

9.8K

Area of Science:

  • Neuroscience
  • Motor Control
  • Cognitive Neuroscience

Background:

  • The motor system is crucial for action observation, with overlapping neurophysiological processes between perception and action.
  • Contralateral motor cortex facilitation during action observation is established, but interhemispheric interactions remain unclear.

Purpose of the Study:

  • To investigate interhemispheric inhibition dynamics during the observation of others' actions.
  • To determine if observed movement kinematics influence interhemispheric interactions.

Main Methods:

  • Utilized transcranial magnetic stimulation (TMS) to measure corticospinal excitability and interhemispheric inhibition (via ipsilateral silent period - iSP).
  • Participants observed distinct motor tasks (tapping and grasping).
  • An additional experiment adjusted TMS intensity to control for corticospinal excitability.

Main Results:

  • The ipsilateral silent period (iSP) was significantly enhanced during movement observation.
  • This enhancement was modulated by the specific kinematics of the observed movements.
  • When corticospinal excitability was matched, iSP showed a relative decrease.

Conclusions:

  • Action observation, like action execution, involves interhemispheric inhibitory mechanisms between the motor cortices.
  • These neural activities are dynamically shaped by the observed movement and its intrinsic dynamics.
  • Suggests a fundamental role for interhemispheric inhibition in processing observed actions.