Why did humans surpass all other primates? Are our brains so different? Part 2

ABSTRACT The second part of this review is an attempt to explain why only Homo sapiens developed language. It should be remarked that this review is based on the opinion of a clinical neurologist and does not intend to go beyond an overview of this complex topic. The progressive development of langu...

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Main Author: Ricardo Nitrini
Format: Article
Language:English
Published: Associação Neurologia Cognitiva e do Comportamento 2024-04-01
Series:Dementia & Neuropsychologia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1980-57642024000100208&lng=en&tlng=en
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author Ricardo Nitrini
author_facet Ricardo Nitrini
author_sort Ricardo Nitrini
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description ABSTRACT The second part of this review is an attempt to explain why only Homo sapiens developed language. It should be remarked that this review is based on the opinion of a clinical neurologist and does not intend to go beyond an overview of this complex topic. The progressive development of language was probably due to the expansion of the prefrontal cortex (PFC) and its networks. PFC is the largest area of the human cerebral cortex and is much more expanded in humans than in other primates. To achieve language, several other functions should have been attained, including abstraction, reasoning, expanded working memory, and executive functions. All these functions are strongly related to PFC and language had a profound retroactive impact on them all. Language and culture produce anatomic and physiological modifications in the brain. Learning to read is presented as an example of how culture modifies the brain.
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spelling doaj.art-25b75f31196a41de8e103e6b07171c8f2024-04-16T07:40:48ZengAssociação Neurologia Cognitiva e do ComportamentoDementia & Neuropsychologia1980-57642024-04-011810.1590/1980-5764-dn-2024-0087p2Why did humans surpass all other primates? Are our brains so different? Part 2Ricardo Nitrinihttps://orcid.org/0000-0002-5721-1525ABSTRACT The second part of this review is an attempt to explain why only Homo sapiens developed language. It should be remarked that this review is based on the opinion of a clinical neurologist and does not intend to go beyond an overview of this complex topic. The progressive development of language was probably due to the expansion of the prefrontal cortex (PFC) and its networks. PFC is the largest area of the human cerebral cortex and is much more expanded in humans than in other primates. To achieve language, several other functions should have been attained, including abstraction, reasoning, expanded working memory, and executive functions. All these functions are strongly related to PFC and language had a profound retroactive impact on them all. Language and culture produce anatomic and physiological modifications in the brain. Learning to read is presented as an example of how culture modifies the brain.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1980-57642024000100208&lng=en&tlng=enPrimatesBrainLanguageHigher Nervous ActivityPrefrontal CortexCultureReading
spellingShingle Ricardo Nitrini
Why did humans surpass all other primates? Are our brains so different? Part 2
Dementia & Neuropsychologia
Primates
Brain
Language
Higher Nervous Activity
Prefrontal Cortex
Culture
Reading
title Why did humans surpass all other primates? Are our brains so different? Part 2
title_full Why did humans surpass all other primates? Are our brains so different? Part 2
title_fullStr Why did humans surpass all other primates? Are our brains so different? Part 2
title_full_unstemmed Why did humans surpass all other primates? Are our brains so different? Part 2
title_short Why did humans surpass all other primates? Are our brains so different? Part 2
title_sort why did humans surpass all other primates are our brains so different part 2
topic Primates
Brain
Language
Higher Nervous Activity
Prefrontal Cortex
Culture
Reading
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1980-57642024000100208&lng=en&tlng=en
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