evolution%20of%20language

evolution%20of%20language - 2. Language evolved late....

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1 The evolution of language I. What is language? A. Language and culture B. Reference, grammar, and syntax C. Speech adaptations 1. Production and perception D. Language is an adaptation II. Origin of language A. Language evolved early 1. Language and brain function 2. Hominid fossil endocasts B. Language evolved late 1. Homo ergaster 2. Neandertals 3. The Human Revolution i. FOXP2 and the evolution of language 4. A critique Language and culture: 1. All human societies have language. 2. Most individuals are linguistically competent. Symbolic communication Combinatorial properties of language 1. Phonological : Humans have an ability to combine a discrete number of meaningless phonemes into a meaningful words. 2. Syntactic : Humans combine words into a near-infinite variety of sentences. Vocal production anatomy: ape and human Human speech production
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2 Human speech perception Kung bushmen Chimpanzees Two hypotheses for the origin of language 1. Language evolved early.
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Unformatted text preview: 2. Language evolved late. Comparative brain anatomy The left hemisphere of the human brain processes language 3 Speech production and perception is localized in the human brain Brains of australopithecines were no larger than those of chimpanzees Human brain anatomy Human endocasts Taung child & 1470 Human endocasts 4 Wernickes area in chimpanzees Nariokotome boy, KNM WT 15000 Thoracic vertebrae: Nariokotome boy vs. modern human Reconstructions of the Neandertal vocal tract The Human Revolution FOXP2 gene and the evolution of language A point mutation in FOXP2 gene co-segregates with a disorder that leads to articulation difficulties accompanied by linguistic and grammatical impairment. 5 FOXP2 gene and the evolution of language Human FOXP2 shows a pattern of variation that suggests it has been a target of recent selection. Time estimate of changes is 100,000- 10,000 y bp A critique...
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This note was uploaded on 04/04/2008 for the course ANTHRBIO 161 taught by Professor Mitani during the Spring '08 term at University of Michigan.

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evolution%20of%20language - 2. Language evolved late....

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