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

Dissociation of verbal working memory system components using a delayed serial recall task.

J M Chein1, J A Fiez

  • 1Department of Psychology, Center for the Neural Basis of Cognition, 604 LRDC Building, University of Pittsburgh, Pittsburgh, PA 15260, USA. jchein@pitt.edu

Cerebral Cortex (New York, N.Y. : 1991)
|October 9, 2001
PubMed
Summary

Functional magnetic resonance imaging (fMRI) reveals brain regions involved in verbal working memory. Specific areas in the frontal lobe support rehearsal, but no region was identified for phonological storage.

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

Human intelligence can safeguard against artificial intelligence: individual differences in the discernment of human from AI texts.

Scientific reports·2024
Same author

Subthalamic nucleus neurons encode syllable sequence and phonetic characteristics during speech.

Journal of neurophysiology·2024
Same author

Articulatory Gain Predicts Motor Cortex and Subthalamic Nucleus Activity During Speech.

Cerebral cortex (New York, N.Y. : 1991)·2021
Same author

Simultaneously recorded subthalamic and cortical LFPs reveal different lexicality effects during reading aloud.

Journal of neurolinguistics·2021
Same author

Common Blood Flow Changes across Visual Tasks: I. Increases in Subcortical Structures and Cerebellum but Not in Nonvisual Cortex.

Journal of cognitive neuroscience·2013
Same author

Common Blood Flow Changes across Visual Tasks: II. Decreases in Cerebral Cortex.

Journal of cognitive neuroscience·2013

Area of Science:

  • Neuroscience
  • Cognitive Psychology

Background:

  • Verbal working memory involves distinct processes like storage, rehearsal, and executive control.
  • Behavioral studies have manipulated verbal stimuli to differentiate these components.

Purpose of the Study:

  • To investigate the neural substrates of verbal working memory components using fMRI.
  • To dissociate the brain regions responsible for encoding, maintenance, and retrieval in verbal working memory tasks.

Main Methods:

  • A delayed serial recall task was employed with manipulations of phonological similarity, articulatory length, and lexical status.
  • Functional magnetic resonance imaging (fMRI) was used to observe brain activity during temporally extended trials.
  • Task difficulty was modulated to assess executive processing.

Related Experiment Videos

Main Results:

  • Regions including supplementary motor, premotor, and inferior frontal areas were active across encoding, maintenance, and retrieval stages.
  • Left inferior frontal and supplementary motor regions showed sensitivity related to articulatory rehearsal.
  • No specific regions were identified as solely responsible for phonological storage.

Conclusions:

  • The findings implicate specific frontal lobe regions in the articulatory rehearsal component of verbal working memory.
  • The study highlights the neural basis of distinct verbal working memory processes, with limitations in identifying a dedicated phonological storage region.