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

Degeneracy and cognitive anatomy.

Cathy J. Price1, Karl J. Friston

  • 1Wellcome Dept of Imaging Neuroscience, Institute of Neurology, Queen Square, WC1N 3BG, London, UK

Trends in Cognitive Sciences
|November 5, 2002
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

Degeneracy and redundancy in cognitive anatomy.

Trends in cognitive sciencesยท2003
See all related articles

Implicit degeneracy in cognitive tasks, where multiple neural systems can achieve the same goal, is hard to detect. This study proposes integrating lesion-deficit and functional imaging data to identify these degenerate neural systems.

Area of Science:

  • Cognitive neuroscience
  • Neuroimaging
  • Neuropsychology

Background:

  • Cognitive models suggest task completion can involve multiple neural systems.
  • This neural redundancy, or degeneracy, is often implicit and not easily observable.

Purpose of the Study:

  • To propose a novel approach for identifying degenerate neural systems.
  • To overcome limitations of traditional functional imaging and neuropsychological studies in revealing neural degeneracy.

Main Methods:

  • Integrating lesion-deficit models with functional imaging.
  • Studying both normal subjects and neurologically damaged patients.
  • Employing an iterative research strategy.

Main Results:

Related Experiment Videos

  • Standard functional imaging in healthy individuals may miss degeneracy if multiple systems are active.
  • Neuropsychological studies might not detect damage if alternative neural pathways compensate.
  • The proposed integrated approach offers a method to identify degenerate neural systems.

    • Conclusions:

    • Implicit neural degeneracy is a significant aspect of cognitive function.
    • An iterative, integrated approach combining lesion and imaging data is crucial for its identification.
    • This methodology advances our understanding of brain function and neural plasticity.