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

Human cerebral potentials evoked by moving dynamic random dot stereograms.

M J Herpers, H B Caberg, J M Mol

    Electroencephalography and Clinical Neurophysiology
    |July 1, 1981
    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

    The morphological effects of a radio frequency lesion adjacent to the dorsal root ganglion (RF-DRG)--an experimental study in the goat.

    European journal of pain (London, England)·2001
    Same author

    Subcutaneous ventricular catheter reservoir and ventriculoperitoneal drain-related infections in preterm infants and young children.

    Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases·2001
    Same author

    Surgical treatment of aspergillus spondylodiscitis.

    European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society·2000
    Same author

    Intramedullary spinal teratoma presenting with urinary retention: case report and review of the literature.

    Neurosurgery·1999
    Same author

    Spinal cord compression caused by unusual location and extension of ossified ligamenta flava in a Caucasian male. A case report and literature review.

    Spine·1999
    Same author

    Neurogenic claudication, a delayed complication of a retained bullet.

    Spine·1997

    Researchers studied brain responses to dynamic random dot stereograms in healthy humans. They found depth perception signals in central and parietal brain regions, not the occipital lobe, with responses appearing after 130-150 msec.

    Area of Science:

    • Neuroscience
    • Visual Perception
    • Human Physiology

    Background:

    • Dynamic random dot stereograms are used to study stereopsis.
    • Understanding the neural basis of stereoscopic vision is crucial for visual neuroscience.

    Purpose of the Study:

    • To investigate cerebral evoked potentials elicited by dynamic random dot stereograms.
    • To explore the influence of various stimulus parameters on stereoptic potentials.
    • To determine the brain regions involved in processing depth perception from random dot stimuli.

    Main Methods:

    • Evoked potentials were recorded from 8 EEG channels in 11 healthy subjects.
    • Stimuli were dynamic random dot stereograms generated by a minicomputer.
    • Averaging techniques were used to analyze the electroencephalogram (EEG) signals.

    Related Experiment Videos

    Main Results:

    • Cerebral evoked potentials peaked in the central and parietal regions, with latencies of 130-150 msec.
    • An interocular interstimulus interval increased response latency significantly.
    • Depth perception and evoked potentials did not require lens accommodation.
    • Evidence suggests hemispheric asymmetry in depth processing after 250 msec.
    • Evoked potential distribution indicated non-occipital generation.

    Conclusions:

    • Dynamic random dot stereograms elicit measurable brain responses.
    • Stereoscopic depth perception processing involves central and parietal cortical areas.
    • Accommodation is not necessary for depth perception with random dot stereograms.
    • Hemispheric asymmetries may exist in human depth perception mechanisms.