PSY 2105 Lecture Notes - Lecture 12: Baby Talk, Baby Sign Language, Joint Attention
Document Summary
Early language development: phonology: rules about structure and sequence of speech sounds, semantics: vocabulary worlds and word combinations for concepts, grammar: syntax (rules for sentences), morphology (grammatical markers, pragmatics: appropriate communication, body language, etc. Nativist: language acquisition divide (lad) biologically prepares infants to learn rules of language through universal grammar. Interaction: inner capacities and environment work together, social context is important. Brain structures that allow language and are activated when we process language. Sensitive period where children can learn language during brain lateralization. Sign language: motor development develops first so sign language is easier to learn. If you don"t hear other languages in the first year, you filter out foreign languages. By ten months, the baby no longer hears the difference between two foreign sounds. Child directed speech, when we speak to babies motherese or fatherese , sing-song quality, high pitches, simple sentences.