PSYC 3 Lecture Notes - Lecture 9: Frontal Lobe, Formant, Mutual Exclusivity
Document Summary
System of communication using arbitrary sounds or symbols to express feelings, thoughts, ideas, and experiences. Some species have the ability to communicate. ^ structure of phrases and sentences: syntax. The elementary units of meaning in language. The elementary units of sound in speech. Everyone with normal capacity develops language and use it easily. Although reading and grammar can be difficult orthographically. Language development in infants is similar across cultures. Human language appears qualitatively different from animal communication. Language emerged continuously from earlier pre-linguistic communicative systems of our ancestors. Language is unique and emerged suddenly during the course of human evolution. Out of africa theory of language evolution. Languages have less phonemic diversity as a function of distance from african, leading some researchers to believe that language merged in. Successive population bottlenecks during range expansion progressively reduce diversity. Timeframe of language evolution if language emerged with the modern human. 200kya (modern human emerges) - 50kya (humans migrate across earth)
