CLA - phonological development Flashcards
1
Q
what is the duration of stage 1
A
0-8 weeks
2
Q
what is stage 1
A
babbling noises
3
Q
what does stage 1 consist off
A
- sounds reflecting biological states
- vegetative noises
- sounds aren’t language specific
- difficult to attribute different functions to cries at this stage
4
Q
what is the duration of stage 2
A
8-20 weeks
5
Q
what is stage 2
A
cooing and laughing
6
Q
what does stage 2 consist off
A
- first ‘cooing’ sounds are produced when baby is settled
- cooing is quieter and lower pitched than crying
- cooing becomes more varied and is gradually strung together
- some sounds resemble syllables of later speech
- first chuckle emerges at 4 months
7
Q
what is the duration of stage 3
A
20-30 weeks
8
Q
what is stage 3
A
vocal play
9
Q
what does stage 3 consist off
A
- steadier and longer sounds
- beginning of consonant vowel repetition
- wide range of consonant vowel qualities
- strong element of vocal practice at this stage
10
Q
what is the duration of stage 4
A
25-50 weeks
11
Q
what is stage 4
A
babbling
12
Q
what does stage 4 consist off
A
- sounds are less varied
- smaller set of sounds are used with greater frequency
- evidence of reduplicated and variegated babbling
- beginning of speech like intonation
- babble sounds of native language
13
Q
what is the duration of stage 5
A
9-18moths
14
Q
what is stage 5
A
melodic utterance
15
Q
what does stage 5 consist off
A
- variations in tone and rhythm become apparent
- parents begin to sense intonations behind utterances
- emergence of proto-words
- first real signs of language development
