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

Visual information processing at the blind spot

N Kawabata

    Perceptual and Motor Skills
    |August 1, 1982
    PubMed
    Summary

    Perceptual completion of the blind spot requires stimuli in multiple visual field quadrants. Specific regions and periodic patterns are crucial for this visual filling-in phenomenon.

    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

    Adolescent trauma in Japanese schools: two case studies of Ijime (bullying) and school refusal.

    The Journal of the American Academy of Psychoanalysis·2001
    Same author

    Removal of airborne bacteria by filtration using a composite microporous membrane made of a pyridinium-type polymer showing strong affinity with microbial cells.

    Epidemiology and infection·1998
    Same author

    Identification of amine acceptor protein substrates of transglutaminase in liver extracts: use of 5-(biotinamido) pentylamine as a probe.

    Archives of biochemistry and biophysics·1998
    Same author

    [Use of Caco-2 cells for isolation of influenza virus].

    Kansenshogaku zasshi. The Journal of the Japanese Association for Infectious Diseases·1998
    Same author

    [Detection of enterovirus 70 in acute hemorrhagic conjunctivitis by PCR-stringent microplate hybridization method].

    Kansenshogaku zasshi. The Journal of the Japanese Association for Infectious Diseases·1998
    Same author

    Depth perception in simple line drawings.

    Perceptual and motor skills·1997

    Area of Science:

    • Visual perception
    • Neuroscience
    • Ophthalmology

    Background:

    • The human visual system has a physiological blind spot due to the optic nerve head.
    • Perceptual completion, or "filling-in", is a phenomenon where the brain interpolates missing visual information.

    Purpose of the Study:

    • To investigate the conditions necessary for perceptual completion at the physiological blind spot.
    • To identify specific stimulus characteristics that elicit visual filling-in.

    Main Methods:

    • Presenting test patterns around the blind spot in three subjects with normal visual acuity.
    • Analyzing the spatial extent and type of stimuli required to generate perceptual completion.

    Main Results:

    • Stimuli must cover at least two quadrants around the blind spot to be perceptually completed.
    • A specific annular region (3.0-3.9 degrees radius) can generate homogeneous completion.
    • Another region (4.3-5.2 degrees radius) is important for provoking completion, though not sufficient alone.
    • Periodic stimuli were more effective than non-periodic stimuli in generating completion.

    Conclusions:

    • Perceptual completion is a complex process influenced by the spatial distribution and nature of visual stimuli.
    • The visual system utilizes information from surrounding areas to fill gaps caused by the blind spot.
    • Stimulus periodicity enhances the effectiveness of visual completion mechanisms.

    Related Experiment Videos