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Related Concept Videos

Lateralization01:28

Lateralization

310
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
310
Cerebral Hemispheres01:05

Cerebral Hemispheres

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The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
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Related Experiment Video

Updated: Jun 7, 2025

Translational Brain Mapping at the University of Rochester Medical Center: Preserving the Mind Through Personalized Brain Mapping
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Lateralization in visualization among neurosurgeons.

Hrvoje Barić1, Sara Komljenović2, Helena Ljulj3

  • 1Department of Neurosurgery, Clinical Hospital Center Zagreb, Zagreb, Croatia; Department of Neurosurgery, Helsinki University Hospital, Helsinki, Finland.

Neurocirugia
|November 17, 2024
PubMed
Summary
This summary is machine-generated.

Neurosurgeons show a significant bias in visualizing cranial anatomy on the right and spinal anatomy on the left. This laterality bias is also reflected in neurosurgical literature, impacting anatomical representation.

Keywords:
AnatomyAnatomíaCirugíaDominanciaHandednessLateralidadLateralizationSurgeryVisualizaciónVisualization

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Area of Science:

  • Neuroscience
  • Neurosurgery
  • Cognitive Science

Background:

  • Handedness is linked to brain lateralization, but its impact on fundamental visualization in neurosurgery is under-researched.
  • Investigated neurosurgeons' bias in visualizing and depicting anatomical and pathological information.

Purpose of the Study:

  • To determine if neurosurgeons exhibit laterality bias in processing topographical neuroanatomical and pathological information.
  • To compare neurosurgeons' visualization bias with the depiction of anatomy in neurosurgical literature.

Main Methods:

  • A two-part study involving an online survey and neurosurgical literature analysis.
  • Survey collected sociodemographic data and asked participants to visualize and report laterality of anatomical/pathological entities.
  • Prominent neurosurgical texts were screened for depiction laterality of similar entities and approaches.

Main Results:

  • 49 neurosurgeons participated, predominantly right-handed males.
  • Respondents visualized cranial anatomy more frequently on the right and spinal anatomy on the left.
  • Analysis of neurosurgical literature revealed a corresponding bias in anatomical depictions.

Conclusions:

  • A significant bias in laterality exists among neurosurgeons when processing topographical neuroanatomical information.
  • Further research is needed to understand the origins and clinical implications of this visualization bias.