CSD 2230 HUMAN COMMUNICATION DISORDERS

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CSD 2230HUMAN COMMUNICATION DISORDERS

• Topic 2
• Normal Communication Development and
  Communication Across the Lifespan--Toddlers

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Some General Characteristics

• Explosion of speech production and
  expressive/receptive language skills
• Comprehension improves
• Conversation becomes more exciting because they
  are more responsive
• Attention span improves

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Some General Characteristics

• Parents use more adult-like linguistic forms
• 50 word vocabulary by 18 months
• Girls tend to develop faster than boys, overall
• Articulation

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Some General Characteristics

• Major hallmark of the period is the combination
  of words

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Use

• The power of each individual word in the
  toddlers vocabulary is strong
• The purpose and meaning of these words is much
  broader than an adults, and they tend to have
  multiple purposes and multiple meanings

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Content and Form

• The toddler lexicon
• Personal and unique
• Definitions
• Rules for combining words
• Some examples
• Agents come before action
• mommy go kittie drink
• Objects come after action
• more cookie go car

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Toddler Phonological Rules

• Deletion of final consonants
• Reduces CVC forms to CV
• Dad becomes Da
• Deletion of unstressed syllable
• Reduces the number of syllables in a word
• Telephone becomes tefone
• Reduplication
• Syllables in multisyllabic words repeat
• Baby becomes bebe
• Reduction of consonant clusters
• Reduces CCV structures to CV
• Tree becomes te
• Assimilation
• One consonant becomes another to simplify the
  form
• Doggie becomes goggie
• Substitution
• Difficult sounds are replaced by easier ones
• This becomes dis face becomes pace

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To Summarize

• By the age of two most toddlers
• Understand simple questions and commands
• Point to body parts
• Ask questions
• Use 2-3 word utterance consistently
• Refers to self by name, but may confuse I and me
• Are intelligible about 2/3 of the time, but
  volume and pitch are not well controlled
• Have about a 300 word speaking vocabulary
• Follow and understand simple rules of
  conversation

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