How Localized are Language Brain Areas? A Review of Brodmann Areas Involvement in Oral Language
How Localized are Language Brain Areas? A Review of Brodmann Areas Involvement in Oral Language
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DOI:
10.1093/arclin/acv081
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发表时间:
2016-02-01
影响因子:
2.6
通讯作者:
Rosselli, Monica
中科院分区:
文献类型:
--
作者:
Ardila, Alfredo;Bernal, Byron;Rosselli, Monica
The interest in understanding how language is "localized" in the brain has existed for centuries. Departing from seven meta-analytic studies of functional magnetic resonance imaging activity during the performance of different language activities, it is proposed here that there are two different language networks in the brain: first, a language reception/understanding system, including a "core Wernicke's area" involved in word recognition (BA21, BA22, BA41, and BA42), and a fringe or peripheral area ("extended Wernicke's area:" BA20, BA37, BA38, BA39, and BA40) involved in language associations (associating words with other information); second, a language production system (" Broca's complex:" BA44, BA45, and also BA46, BA47, partially BA6-mainly its mesial supplementary motor area-and extending toward the basal ganglia and the thalamus). This paper additionally proposes that the insula (BA13) plays a certain coordinating role in interconnecting these two brain language systems.