23 - LANGUAGE DEVELOPMENT Flashcards
What phonological comprehension are babies born with? When does this change?
The ability to discriminate sounds of any language, this declines during the first year
When does canonical babbling occur?
6-12 months
When do first words occur?
12-15 months
When does complex babbling occur?
10-24 months
When does the vocab spurt occur?
19-21 months
By what age have children mastered the basic grammar of their native language?
5 years
What is the U-shaped morphological development?
Children at first learn irregular verbs correctly, then later over-generalise the verbs incorrectly, before gradually decreasing incorrect use over time
What is syntax?
The rules of organising words into large structures
What is comprehension like at 12-18 months?
At 12-18 months, infants understand simple sentences with familiar objects and actions where the child had to do some calculating of the relationship between object and action (with much environmental and parental support)
What is comprehension like at 18-24 months?
At 18-24 months, infants can do the previous in more complex contexts and with less adult scaffholding
What should happen to a child if they are not understanding simple phrases by 24 months?
Referral to a Speech and Language specialist
What are holophrases?
Holophrases are rote-learned chunks such as allgone
What is telegraphic speech?
Telegraphic speech is speech where nonessential elements are missing
What is the mean length of utterance?
The use of morphemes to measure the rate of language acquisition
What are pragmatics?
How language is used in a contextually appropriate manner for the purpose of social interaction
