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 differences in the judgment of number.

D B Boles

    Neuropsychologia
    |January 1, 1986
    PubMed
    Summary

    Visual field differences in number judgment depend on display format. Nonverbal number cues like dots and graphs show left visual field advantage, while number words show right visual field advantage.

    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

    The "lumping" and "splitting" of function and brain.

    Brain and cognition·2000
    Same author

    Relationships among multiple task asymmetries. I. A critical review.

    Brain and cognition·1998
    Same author

    Relationships among multiple task asymmetries. II. A large-sample factor analysis.

    Brain and cognition·1998
    Same author

    A simultaneous task comparison of differentiated and undifferentiated hemispheric resource theories.

    Journal of experimental psychology. Human perception and performance·1998
    Same author

    Correlated auditory asymmetries in lexical and nonlexical tasks.

    Cortex; a journal devoted to the study of the nervous system and behavior·1996
    Same author

    Factor analysis and the cerebral hemispheres: "unlocalized" functions.

    Neuropsychologia·1996

    Area of Science:

    • Cognitive Psychology
    • Neuroscience
    • Visual Perception

    Background:

    • The human brain processes numerical information using various methods.
    • Investigating how the visual system influences number perception is crucial for understanding cognitive processes.

    Purpose of the Study:

    • To examine visual field differences in judging numerical information.
    • To determine if number judgment lateralization varies with display format or task type.

    Main Methods:

    • Two manual reaction-time experiments were conducted.
    • Participants performed recognition/enumeration, magnitude, and oddity judgments.
    • Stimuli included nonverbal formats (dot clusters, bargraphs, dials) and verbal formats (number words, digits).

    Main Results:

    • Visual field differences were primarily influenced by the display format, not the specific task.
    • Nonverbal number indicators (dot clusters, bargraphs, dials) demonstrated a left visual field superiority.
    • Verbal number indicators (number words) exhibited a right visual field superiority, while digits showed no lateralization.

    Conclusions:

    • The format of numerical information significantly impacts its visual field processing.
    • Left visual field is superior for processing nonverbal numerical representations, while the right is superior for verbal ones.
    • Digits do not show clear lateralization, suggesting a distinct processing pathway.

    Related Experiment Videos