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

Striate cortex ablation and spatial vision.

R J Ferrier, R M Cooper

    Brain Research
    |April 16, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Visually decorticate rats can still orient to luminous targets, suggesting spatial vision survives visual cortex removal. However, they require more training and show slower responses compared to normal rats.

    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

    Preventing unrecognised oesophageal intubation: a consensus guideline from the Project for Universal Management of Airways and international airway societies.

    Anaesthesia·2022
    Same author

    Project for Universal Management of Airways - part 1: concept and methods.

    Anaesthesia·2020
    Same author

    Tolerability of the Cook staged extubation wire.

    Anaesthesia·2018
    Same author

    A primer on the ethics of teaching and learning in airway management.

    Anaesthesia·2018
    Same author

    Implementing universal videolaryngoscopy: how to do it and what to expect.

    British journal of anaesthesia·2018
    Same author

    Alkaliphilic Bacillus species show potential application in concrete crack repair by virtue of rapid spore production and germination then extracellular calcite formation.

    Journal of applied microbiology·2017
    Same journal

    Targeting neurodevelopmental miR132-3p promotes neuroprotection and axon regeneration after optic nerve injury in mice.

    Brain research·2026
    Same journal

    Variability in acoustic startle response and prepulse inhibition across adulthood in Fragile X messenger ribonucleoprotein 1 knockout mice.

    Brain research·2026
    Same journal

    Transcriptome-guided modeling reveals insulin-related metabolic dysfunction in SCA3 mouse cerebellum.

    Brain research·2026
    Same journal

    Intranasal stromal cell-derived factor-1α mitigates parkinsonian deficits via dual modulation of neuroinflammation and gut microbiota in MPTP-induced models.

    Brain research·2026
    Same journal

    Emotions, the amygdala, and the right hemisphere.

    Brain research·2026
    Same journal

    Electroacupuncture treatment enhances hippocampal growth hormone level and restores mitochondrial function in vascular dementia rats.

    Brain research·2026
    See all related articles

    Area of Science:

    • Neuroscience
    • Vision Science
    • Animal Behavior

    Background:

    • Visual information processing is crucial for spatial orientation.
    • The role of the visual cortex in spatial vision is well-established.
    • Understanding residual visual capabilities after cortical damage is important for neuroscience.

    Purpose of the Study:

    • To investigate whether rats with visual cortex damage (visually decorticate rats) can still orient to luminous targets.
    • To determine the mechanisms underlying target localization in visually decorticate rats, specifically whether it relies on retinal image position or luminous flux density.
    • To test the hypothesis that 'spatial' vision survives visual decortication.

    Main Methods:

    • Rats (normal and visually decorticate) were trained to orient to a luminous target.

    Related Experiment Videos

  • Field-displacing wedge prisms were used to laterally shift the target's retinal image.
  • Translucent plastic was placed over the eyes to disrupt retinal topography and image location.

    • Main Results:

    • All subjects, including visually decorticate rats, achieved orientation accuracy criteria.
    • Visually decorticate rats required more training and exhibited longer response latencies.
    • Prism imposition shifted orientation towards the virtual target, indicating reliance on retinal image position.
    • Disrupting retinal topography with translucent material completely abolished target localization.

    Conclusions:

    • Spatial vision, or the ability to orient based on visual cues, appears to survive visual cortex removal in rats.
    • Target localization in these subjects relies on the spatial arrangement of the retinal image rather than solely on luminous flux density.
    • These findings support the hypothesis that 'spatial' vision is not entirely dependent on the visual cortex.