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 Experiment Videos

Serial processing in the human somatosensory system.

Koji Inui1, Xiaohong Wang, Yohei Tamura

  • 1Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki 444-8585, Japan. inui@nips.ac.jp

Cerebral Cortex (New York, N.Y. : 1991)
|April 1, 2004
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Dissociable sensitivity of auditory evoked fields and 40-Hz auditory steady-state responses to spatial novelty.

Neuroscience·2026
Same author

Temporal Dynamics of Auditory Evoked Neural Oscillations Under a Paired-Pulse Suppression Paradigm.

Brain sciences·2026
Same author

Accelerometer-based characteristics of evoked mechanomyograms in the orbicularis oculi muscle.

Experimental brain research·2026
Same author

Face perception in the Japanese population using EEG.

Frontiers in psychology·2025
Same author

Siblings of hyaline fibromatosis syndrome with accumulation of sulfatide and G<sub>M3</sub> ganglioside in addition to ceramide.

Pediatrics international : official journal of the Japan Pediatric Society·2025
Same author

Loudness dependence of auditory evoked potentials reflects trait anxiety and harm avoidance in healthy adults: an exploratory study.

Frontiers in human neuroscience·2025
Same journal

An expanded cortical map of von Economo neurons in the human medial prefrontal cortex.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

For better and worse: neural self-partner overlap during social feedback is associated with relationship satisfaction and depressive symptoms.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Regions in the human inferior temporal gyrus are engaged in numerosity processing across visual stimulus categories.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Differentiation of cortical areas: effects of free energy minimization with broken symmetry.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Prior exposure to speech rapidly modulates cortical processing of high-level linguistic structure.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same journal

Beta bursts in SMA mediate anticipatory muscle inhibition.

Cerebral cortex (New York, N.Y. : 1991)·2026
See all related articles

This study reveals the precise timing of human brain activity in somatosensory processing. Magnetoencephalography shows a serial activation pattern across multiple cortical areas after hand stimulation.

Area of Science:

  • Neuroscience
  • Somatosensory System

Background:

  • Hierarchical processing in the somatosensory system is supported by animal studies.
  • Precise human cortical activation timings remain largely unknown.

Purpose of the Study:

  • To investigate the temporal relationship of neural activities across multiple human cortical areas.
  • To determine the precise activation timings in somatosensory processing.

Main Methods:

  • Magnetoencephalography (MEG) was used to record brain activity.
  • Transcutaneous electrical stimulation was applied to the dorsum of the left hand.

Main Results:

  • Activations were observed in Brodmann's areas 3b, 4, 1, 5, and the secondary somatosensory cortex.
  • Mean onset latencies were 14.4 ms (3b), 14.5 ms (4), 18.0 ms (1), 22.4 ms (5), and 21.7 ms (SII).

Related Experiment Videos

  • Latency differences indicate serial processing through the postcentral gyrus and across primary/secondary somatosensory cortices.

    • Conclusions:

    • Human somatosensory processing occurs in a serial manner.
    • This study provides precise temporal data on cortical activation during somatosensory processing.