CSD 2230 HUMAN COMMUNICATION DISORDERSSome General CharacteristicsSlide 3Slide 4UseContent and FormToddler Phonological RulesTo Summarize…PowerPoint PresentationCSD 2230HUMAN COMMUNICATION DISORDERSTopic 2Normal Communication Development and Communication Across the Lifespan--ToddlersSome General CharacteristicsExplosion of speech production and expressive/receptive language skillsComprehension improvesConversation becomes more exciting because they are more responsiveAttention span improvesSome General CharacteristicsParents use more adult-like linguistic forms50 word vocabulary by 18 monthsGirls tend to develop faster than boys, overallArticulationSome General CharacteristicsMajor hallmark of the period is the combination of wordsUseThe power of each individual word in the toddler’s vocabulary is strongThe purpose and meaning of these words is much broader than an adult’s, and they tend to have multiple purposes and multiple meaningsContent and FormThe toddler lexiconPersonal and uniqueDefinitionsRules for combining wordsSome examples:1. Agents come before action“mommy go” “kittie drink”2. Objects come after action“more cookie” “go car”Toddler Phonological RulesDeletion of final consonantsReduces CVC forms to CVDad becomes DaDeletion of unstressed syllableReduces the number of syllables in a wordTelephone becomes tefoneReduplicationSyllables in multisyllabic words repeatBaby becomes bebeReduction of consonant clustersReduces CCV+ structures to CVTree becomes teAssimilationOne consonant becomes another to simplify the formDoggie becomes goggieSubstitutionDifficult sounds are replaced by easier onesThis becomes dis face becomes paceTo Summarize…By the age of two most toddlersUnderstand simple questions and commandsPoint to body partsAsk questionsUse 2-3 word utterance consistentlyRefers to self by name, but may confuse I and meAre intelligible about 2/3 of the time, but volume and pitch are not well controlledHave about a 300 word speaking vocabularyFollow and understand simple rules of