A lateralized brain network for visuospatial attention
Author(s) -
Michel Thiebaut de Schotten,
Flavio Dell’Acqua,
Stephanie J. Forkel,
Andrew Simmons,
Francesco Vergani,
Declan Murphy,
Marco Catani
Publication year - 2011
Publication title -
nature neuroscience
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 13.403
H-Index - 422
eISSN - 1546-1726
pISSN - 1097-6256
DOI - 10.1038/nn.2905
Subject(s) - lateralization of brain function , psychology , cognitive psychology , right hemisphere , functional specialization , neuroscience , dominance (genetics) , biology , biochemistry , gene
Right hemisphere dominance for visuospatial attention is characteristic of most humans, but its anatomical basis remains unknown. We report the first evidence in humans for a larger parieto-frontal network in the right than left hemisphere, and a significant correlation between the degree of anatomical lateralization and asymmetry of performance on visuospatial tasks. Our results suggest that hemispheric specialization is associated with an unbalanced speed of visuospatial processing.
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