CSD 2230 HUMAN COMMUNICATION DISORDERS Topic 2 Normal Communication Development and Communication Across the Lifespan Older Kids and Adults

Communication Reading Literacy Language moves from conversational mode to the abstract

Language Adult-like forms by age 5 Working on developing and formalizing semantic and pragmatic rules of language

Use Refinement of conversational skills Better and more effective ways to introduce new topics Maintain and end conversations smoothly and appropriately Improve turn-taking Improve flexibility Learning to make assumptions about the listener and make the necessary modifications

Content Expressive Vocabularies: 5 years: 2200 words 6 years: 2600 words 12 years: 50,000 words High school: 80,000 words Multiple meaning of words Word definitions more adult-like Word organization Figurative language Idioms, similes, proverbs, metaphors

Form Adult-like competence achieved by age 5 or 6 Understanding how written language forms differ from oral language forms Fillers Substitutions

Speech By 8 years, all speech sounds should be produced with at least 90% accuracy

Adults Refinement of linguistic forms, expanding semantics and pragmatics and learning new modes of communication