Language Development

  1. Language Development 
    Birth - 1 month
    • phonation stage 
    • reflexive vocalizations (burping, coughing, gooing)
    • startle response to sound 
    • quieted by the human voice
  2. Language Development 
    2-3 Months
    • cooing/gooing stage
    • productions acoustically similar to /u/
    • some velar consonants may occur /g,k/
  3. Language Development 
    4-6 Months
    • Expansion Stage 
    • growls, squeals, yells, and raspberries (bilabial trills)
    • some CV combos and vowel like sounds may be produced
  4. Language Development
    6-8 Months
    • canonical/reduplicated babbling stage
    • strings of CV syllables (mama, dada)
    • no sound-meaning correspondence
  5. Language Development 
    8-12 months
    • variegated/non-reduplicated babbling 
    • adult like syllables in CV sequences
    • variety of consonants and vowels appear in a single vocalization
  6. Language Development 
    1-2 Year
    • holophrasitic single word phase 
    • one word represents complex idea
    • combines one word utterances with gestures and intonation 
    • understands simple commands 
    • 24 months: uses and to form conjoined sentence
    • 18 months: 2 word combos
  7. Language Development 
    2-3 Years
    • Multi word combinations 
    • Beginning phrase and sentence structure 
    • MLU 3-4 words
    • Uses negatives 
    • Simple account of experiences 
    • Tell Understandable stories
  8. Language Development 
    3-4 Years
    • Utterances have communicative intent 
    • 4 years: mostly complete sentences; MLU 5-5.5
    • Topic and convo maintenance 
    • Complex and compound sentences 
    • uses nouns, verbs, and personal pronouns 
    • use "and/because" as conjunctions
    • ID objects in the environment
    • Intelligible
  9. Language Development
    4-5 Years
    • speaks in complete sentences 
    • uses concrete meanings and words (physical objects more so than pictures)
    • name items in a category 
    • use comparatives 
    • maintain a topic
  10. Normal Phonemic Development
    • vowels before consonants 
    • nasal consonants are the earliest acquired
    • /f/ mastered before other fricatives at  approx. 3 yrs 
    • Liquids mastered late 2-4 yrs
    • most stops mastered by 3-4.5 years 
    • consonant clusters acquired later than most other sounds
  11. Tentative Order of Acquisition for Manner
    • 1. Nasals 
    • 2. Stops
    • 3. Glides
    • 4. Liquids
    • 5. Fricatives
    • 6. Affricates
Author
Annjones430
ID
344557
Card Set
Language Development
Description
CQE
Updated