Observations on regional cerebral blood flow in cortical and subcortical structures during language production in normal man

C W Wallesch, L Henriksen, H H Kornhuber, O B Paulson

Abstract

Regional cerebral blood flow (rCBF) was studied by single photon emission computerized tomography (SPECT) of inhaled xenon-133 in six normal volunteers during various language, articulatory, and control conditions. Language production increased rCBF in predominantly left-sided cortical and subcortical areas. The involved regions were anatomically related to a left frontal area (Broca's), to both caudate nuclei, to a left thalamic/pallidal area, and bilaterally in retrorolandic areas. The failure to demonstrate lateralized retrorolandic activity is thought to reflect the complexity of the tasks.

OriginalsprogEngelsk
TidsskriftBrain and Language
Vol/bind25
Udgave nummer2
Sider (fra-til)224-33
Antal sider10
ISSN0093-934X
DOI
StatusUdgivet - jul. 1985
Udgivet eksterntJa

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