Long distance communication in the human brain: timing constraints for inter-hemispheric synchrony and the origin of brain lateralization

Autor: FRANCISCO ABOITIZ, JAVIER LÓPEZ, JUAN MONTIEL
Jazyk: angličtina
Rok vydání: 2003
Předmět:
Zdroj: Biological Research, Vol 36, Iss 1, Pp 89-99 (2003)
Druh dokumentu: article
ISSN: 0716-9760
0717-6287
Popis: Analysis of corpus callosum fiber composition reveals that inter-hemispheric transmission time may put constraints on the development of inter-hemispheric synchronic ensembles, especially in species with large brains like humans. In order to overcome this limitation, a subset of large-diameter callosal fibers are specialized for fast inter-hemispheric transmission, particularly in large-brained species. Nevertheless, the constraints on fast inter-hemispheric communication in large-brained species can somehow contribute to the development of ipsilateral, intrahemispheric networks, which might promote the development of brain lateralization.
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