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

[Exploration of visual memory by functional MRI].

K Angioi-Duprez1, M Braun, T Jonveaux

  • 1Service d'Ophtalmologie B, CHU Nancy, Hôpitaux de Brabois, allée du Morvan, 54511 Vandoeuvre les Nancy Cedex.

Journal Francais D'Ophtalmologie
|February 8, 2000
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

Ureaplasma urealyticum septic hip arthritis associated with ocrelizumab therapy in a young patient with multiple sclerosis.

Revue neurologique·2025
Same author

Advantage of a naso-septal mucosal flap for complex medial canthal reconstructions.

Journal francais d'ophtalmologie·2024
Same author

[Aggressiveness and violence in daily ophthalmology practice: Descriptive analysis of a survey sent to residents and assistants in Grand Est and Bourgogne-Franche-Comté].

Journal francais d'ophtalmologie·2023
Same author

[Comparison of foetal and neonatal mortality of monochorionic monoamniotic and monochorionic biamniotic twin pregnancies].

Gynecologie, obstetrique, fertilite & senologie·2022
Same author

[Management of ocular toxoplasmosis in France: Results of a modified Delphi study].

Journal francais d'ophtalmologie·2022
Same author

Dermatological adverse effects of anti-glaucoma eye drops: a review.

Journal of the European Academy of Dermatology and Venereology : JEADV·2022

Functional magnetic resonance imaging (fMRI) identified bilateral visual cortex activation during memory tasks. Frontal activation occurred frequently but did not distinguish between figurative and non-figurative memory types.

Area of Science:

  • Neuroimaging
  • Cognitive Neuroscience
  • Functional Magnetic Resonance Imaging (fMRI)

Background:

  • Understanding the neural basis of memory is crucial for cognitive neuroscience.
  • Visual memory tasks engage specific cortical regions.
  • Functional magnetic resonance imaging (fMRI) is a key tool for mapping brain activity.

Purpose of the Study:

  • To identify cortical areas activated by visual memory tasks using fMRI.
  • To investigate differences in brain activation between figurative and non-figurative memory tasks.

Main Methods:

  • fMRI scans were performed on 12 healthy volunteers using a 1.5 Tesla magnet.
  • Participants completed both figurative and non-figurative visual memory tasks.
  • Brain activation was analyzed using echoplanar imaging and mapped according to the Talairach atlas.

Related Experiment Videos

Main Results:

  • Bilateral activation in areas 17 and 18 (visual cortex) was observed in all participants.
  • Frontal lobe activation was present in 83% of cases for both memory task types.
  • Bilateral frontal activation was more common during the figurative memory task (9/10) than the non-figurative task (6/10).

Conclusions:

  • fMRI successfully detected cerebral activation during visual memory tasks.
  • Frontal activation patterns were not distinct between figurative and non-figurative memory tasks, potentially due to test design.
  • fMRI aids in understanding memory mechanisms and improving pre-surgical functional brain mapping.