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

Hemispheric efficiency in middle and later adulthood.

R C Johnson, R E Cole, J K Bowers

    Cortex; a Journal Devoted to the Study of the Nervous System and Behavior
    |March 1, 1979
    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

    Sugar uptake by the dermal transfer cells of developing cotyledons of Vicia faba L. : Mechanism of energy coupling.

    Planta·2017
    Same author

    Gibberellic-acid-promoted transport of assimilates in stems of Phaseolus vulgaris L. : Localized versus remote site(s) of action.

    Planta·2013
    Same author

    An assessment of auxin-promoted transport in decapitated stems and whole shoots of Phaseolus vulgaris L.

    Planta·2013
    Same author

    Kinetin-promoted transport of assimilates in stems of Phaseolus vulgaris L. : Localized versus remote site(s) of action.

    Planta·2013
    Same author

    Photosynthate transport in stems of Phaseolus vulgaris L. treated with gibberellic acid, indole-3-acetic acid or kinetin. : Effects at the site of hormone application.

    Planta·2013
    Same author

    Photosynthate Unloading from Seed Coats of Phaseolus vulgaris L. Control by Tissue Water Relations.

    Journal of plant physiology·2012
    Same journal

    The cognitive construction of moral scenes: Associations of visuospatial ability and impulsivity with perspective and vividness in mental simulation.

    Cortex; a journal devoted to the study of the nervous system and behavior·2026
    Same journal

    Theta band activity during event-file retrieval is influenced by stimulus salience in the preceding action episode.

    Cortex; a journal devoted to the study of the nervous system and behavior·2026
    Same journal

    Language recovery in Hungarian speakers with aphasia: Roles of phonology and intraindividual variability.

    Cortex; a journal devoted to the study of the nervous system and behavior·2026
    Same journal

    Neural and behavioral dissociations of self-focused and other-focused incentives in trust.

    Cortex; a journal devoted to the study of the nervous system and behavior·2026
    Same journal

    A multiverse analysis of the logical memory test and plasma biomarkers of Alzheimer's disease.

    Cortex; a journal devoted to the study of the nervous system and behavior·2026
    Same journal

    Reading and writing impairments in Spanish-speaking individuals with primary progressive aphasia: A single-case series study.

    Cortex; a journal devoted to the study of the nervous system and behavior·2026
    See all related articles

    Older adults show a sharp decline in right hemisphere function, impacting spatial abilities. Left hemisphere function remains stable, preserving verbal abilities with aging.

    Area of Science:

    • Neuroscience
    • Cognitive Psychology
    • Gerontology

    Background:

    • Aging is associated with cognitive changes, particularly in hemispheric functioning.
    • Previous research suggests potential age-related declines in specific brain hemisphere efficiencies.

    Purpose of the Study:

    • To investigate age-related changes in right and left hemisphere efficiency.
    • To examine the relationship between hemispheric function and cognitive performance in older adults.

    Main Methods:

    • Experiment I: Assessed hemispheric efficiency using dichotic memory for numbers in older adults.
    • Experiment II: Tested musical note recognition performance in a separate group of older adults.

    Main Results:

    • Right hemisphere efficiency significantly declined with age in the number memory task.

    Related Experiment Videos

  • Left hemisphere efficiency showed no significant decline in the number memory task.
  • Age-related performance decrements were observed in musical note recognition, irrespective of the hemisphere.

    • Conclusions:

    • Age-related decline in spatial ability may be linked to reduced right hemispheric functioning.
    • Preserved left hemisphere efficiency might explain the lack of decline in verbal abilities with age.