Chapter3 Eex502

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LANGUAGE

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Chapter3 Eex502

  1. 1. Language Acquisition: Bases and Models Chapter 3
  2. 2. Physiological Bases of Language Development <ul><li>Speech production structure </li></ul><ul><ul><li>Respiration:power supply </li></ul></ul><ul><ul><li>Phonation:noise source </li></ul></ul><ul><ul><li>Resonation:tone shapers </li></ul></ul><ul><ul><li>Articulation:production of speech sounds </li></ul></ul><ul><li>Central nervous system </li></ul><ul><ul><li>Major structures of the brain </li></ul></ul><ul><ul><li>Forebrain </li></ul></ul><ul><ul><li>Language processing area in the brain </li></ul></ul><ul><ul><li>Critical period hypothesis </li></ul></ul>
  3. 3. Cognitive Bases of Language Development <ul><li>Language determines thought (Whorf) </li></ul><ul><li>Language dependent on cognition-(Piaget) </li></ul><ul><ul><li>Distancing principle </li></ul></ul><ul><ul><li>Object permanence </li></ul></ul><ul><li>Language and cognition are interdependent (Vygotsky) </li></ul><ul><li>Language and cognition dependent on maturation </li></ul>
  4. 4. Social Bases of Language Development <ul><li>Evidence of role of socialization in language development </li></ul><ul><ul><li>Genie </li></ul></ul><ul><ul><li>Hart and Risley research </li></ul></ul><ul><li>Social basis of early communication development </li></ul><ul><ul><li>Parent-child interaction </li></ul></ul><ul><ul><li>Early communication functions </li></ul></ul>
  5. 5. Models of Language Acquisition <ul><li>Problem of language acquisition </li></ul><ul><ul><li>No direct training </li></ul></ul><ul><ul><li>Surface structure </li></ul></ul><ul><li>Behavioral model: role of the environment </li></ul><ul><ul><li>Description of the model </li></ul></ul><ul><ul><ul><li>Role of imitation </li></ul></ul></ul><ul><ul><ul><li>Consequences </li></ul></ul></ul><ul><ul><ul><li>Chaining </li></ul></ul></ul><ul><ul><li>Support for the model </li></ul></ul><ul><ul><li>Limitations of the model </li></ul></ul><ul><ul><li>Contributions of the model </li></ul></ul>
  6. 6. Models of Language Acquisition <ul><li>Psycholinguistic Model (Nativist):Role of inheritance </li></ul><ul><ul><li>Description of the model </li></ul></ul><ul><ul><ul><li>Language acquisition device (LAD) </li></ul></ul></ul><ul><ul><li>Support for the model </li></ul></ul><ul><ul><li>Limitations of the model </li></ul></ul><ul><ul><li>Contributions of the model </li></ul></ul>
  7. 7. Models of Language Acquisition <ul><li>Semantic-Cognitive Model: Role of the Environment </li></ul><ul><ul><li>Description of the model </li></ul></ul><ul><ul><ul><li>Case grammar </li></ul></ul></ul><ul><ul><li>Support for the model </li></ul></ul><ul><ul><li>Limitations of the model </li></ul></ul><ul><ul><li>Contributions of the model </li></ul></ul>
  8. 8. Models of Language Acquisition <ul><li>Pragmatic-Interactionist Model: Role of Communication </li></ul><ul><ul><li>Description of the model </li></ul></ul><ul><ul><ul><li>“Motherese” -child directed speech </li></ul></ul></ul><ul><ul><li>Support for the model </li></ul></ul><ul><ul><li>Limitations of the model </li></ul></ul><ul><ul><li>Contributions of the model </li></ul></ul>
  9. 9. Conclusion <ul><li>It may not be possible to account for the phenomena of language development. However, the search for answers about language development has guided our development to language intervention models. </li></ul>

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