3. Development of Language

what are the three Ss of language?

sound, signing and script

what are the two major components of language?

receptive and expressive

_____ language is understanding and hearing

receptive

______ language is producing and speech

expressive

what infant screening is effective for detecting auditory acquisition?

EEG

auditory reception refers to ______ _____

deriving meaning

what two hearing anomalies are we concerned with?

Deaf,

Hard of Hearing

what is a test we can use in office for hearing anomalies?

audiometer

what test tells you if you are left or right brained?

wada

what brain area is responsible for utterance?

brocas

what brain area is responsible for understanding and organizing?

wernickes

reading begins with ___ ______ of sound

basic localization

verbal language develops dramatically in first years, but _____ is artificial and taught later

reading

______ problems have a greater correlation to auditory perception problems and less with visual perception

phonics

what structure are we observing when looking at auditory acquisition?

tympanic membrane

what sensitivities are we paying attention to when observing auditory acquisition?

frequency and threshold loudness

what test requires you to hear the difference between words?

wepman

during what stage of development does the auditory experience begin?

fetus

when does an infant start to coo?

2 mos

when does an infant start to babble?

4-6 mos

at __-__ months, babies are able to laugh, recognize names and pitch

6 12

a 4 years, kids are developing verbal _______

proficiency

_______ - script symbols of language

graphemes

vocab or _______ - association and mapping of meaning

lexicon

______ - knowing how to put words together so they have meaning

syntax

______ - emotion of language

prosody

_______ - individual sounds of words

phonemes

_______ - portions of words that have meanings

morphemes

______ morphemes only have meaning when attached to another morpheme

bound

at ___ mos - basic association recognizing words with nouns

12

at ___ mos - being using syntax, duophrasic

18

at 12-18 mos kids have a ___ word vocabulary

50

from the ages ___-___ kids learn 1000 words per year

2-4

from ages __-___ kids learn 2000 words per year

5-7

from ___ grade and up kids have a 10,000 word vocab

3

a high school grad should have an ______ word vocab

80,000

more language exposure early is correlated with a greater ______ later in life

vocab

do higher or lower soc/econ talk more

higher

_____ style - value independence in chidren

directive

_____ style - more likely to ask WH questions

conversational

bilingualism is associated with _____ cognitive skills, even delated onset of dimential

improved

what is a disadvantage of bilingualism?

smaller vocab

what are four genetic causes of delayed language due to auditory acquisition?

Waardenburg,

sticklet,

neurofibromatosis,

usher

what three diseases can cause delayed language due to auditory acquisition?

mumps, measles, meningitis

quantification of hearing loss: how loud above ______ until the patient reports hearting the tone

threshold

what is mild hearing loss in adults?

26-40 dB

what is mild hearing loss in children?

20-40 dB

what is moderate hearing loss?

41-55 bB

what is moderately severe hearing loss?

56-70 dB

what is severe hearing loss?

71-90 dB

what is profound hearing loss?

91 dB or higher

chronic hearing defects can lead to ______ or ______ experience

poor confused

what are two motor problems that can disrupt expressive language

cleft palate and tongue-tie

what are two neuro-motor problems that can lead to expressive language disorders?

apraxia and stuttering