Exam 2 Flashcards

(127 cards)

1
Q

Infancy

A

birth-12 mos; understand some words, started comm w/ gestures & tone of voice; commonly produce first recognizable word

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2
Q

Infant capabilities that contribute to language development

A

infant speech perception
awareness of actions & intentions
category formation
early vocalizations

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3
Q

Infant speech perception

A

ability to attend to prosodic/ phonetic regularities of speech

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4
Q

Infant prosodic regularity - prosody

A

music of language; gives language its rhythm, timing and intensity level

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5
Q

3 features of prosody

A

loudness, pitch, duration
can be applied at word OR phase level

Ex: entrance (entry way) vs. entrance (in awe)

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6
Q

phonetic regularity

A

words that adhere to a regular letter/sound correspondence structure (84%) so we can sound them out

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7
Q

Categorical perception of speech

A
  • categorical & continuous
  • we categorize input in ways that highlight differences in meaning
  • initially involves ‘speech’ vs. ‘nonspeech’ sounds
  • then comes more complexity like voice vs. voiceless then allophones after that
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8
Q

Infancy awareness of actions & intentions

A
  • sensitive to actions & movements
  • spend longer time looking at movement than nonmovement
  • focus is on INTENT of action
  • over 1st year, they learn to see action as goal-directed
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9
Q

Why is the ability to understand that goals underly action important to language development?

A
  • speech is a goal directed behavior
  • babies can engage in purposeful communication by pointing, gesturing, & eventually speaking
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10
Q

Infant Category Formation

A

ability to categorize group items and/or events according to shared features (perceptual or conceptual)

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11
Q

perceptual features

A
  • what object looks and/or feels like
  • color, shape, size, etc
  • ex: uses cat for dog, sheep, cow, or horse
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12
Q

conceptual features

A
  • what objects do/mean
  • roll bark, fly, etc
  • ex: uses cat for any cotton/soft material
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13
Q

category formation hierarchy

A
  • superordinate: generic category like fruit
  • basic (learned first): general items in that category like apples and oranges
  • subordinate: specific item within the basic group like honeycrisp or mandarin
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14
Q

Early Vocalizations

A

prelinguistic
- increases the behavior & sets stage for reciprocal give & take of social convo
- predictable pattern of development

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15
Q

Infant stages of Vocalization (STARK)

A
  • reflexive
  • control of phonation
  • expansion
  • basic canonical babbling
  • advanced forms
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16
Q

Reflexive stage (STARK)

A
  • 0-2 months
  • sounds of discomfort/stress
  • vegetative state (burp, cough, etc)
  • no control over these sounds
  • parents respond like it’s communication
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17
Q

Control of phonation stage (STARK)

A
  • 1-4 mos
  • cooing sounds
  • vowel-like sounds
  • might comine w/ consonant sound (uum)
  • isolated consonant & nasal sounds
  • raspberries, clicks
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18
Q

Expansion stage (STARK)

A
  • 3-8 mos
  • gain more control over articulators
  • produce adult-like vowel sounds
  • play w/ pitch & loudness (squeals)
  • marginal babbling CV or VC sounds combos ( baa, maa, uum, etc)
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19
Q

Basic Canonical Babbling stage (STARK)

A
  • 5-10 mos
  • single CV syllables (ba, ga, etc)
  • reduplicated babbling (ba-ba-ba)
  • nonreduplicated /variegated babbling (da, ma, goo, etc)
  • long sequences of vocalizations
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20
Q

Advanced forms stage (STARK)

A
  • 9-18 mos
  • begin producing diphthongs
  • complex syllable forms (VC, CCV, VCV)
  • jargon (meaning not conveyed)
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21
Q

Infant early foundations for language development

A
  • Infant (Child) Directed Speech
  • Joint reference & attention
  • daily routines
  • caregiver responsiveness
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22
Q

Infant (Child) Directed Speech

A
  • motherese/baby talk
  • higher pitch
  • regular rhythm
  • refer to objects in here & now
  • long pauses
  • slowed rate
  • shorter utterances
  • exaggerated facials
  • simple sentences
  • repetitions
  • loudness variations
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23
Q

Purpose of IDS

A

attract infants’ attention
- research shows infants prefer IDS> adult directed speech
- aids in auditory processing of sounds, specifically vowels
- highlights content words (nouns & verbs)

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24
Q

Joint Reference attention

A
  • rooted in social-interactionist theory
  • adults assume infants’ interactions are meaningful
  • researchers propose interactions are meaningful
  • 3 phases
  • adults support infants’ expressions @ each phase
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25
Joint reference attention phase 1
- attendance to social partners (birth-6mos) - sustained periods of engagement - special interest in faces - caregiver responsiveness is critical @ this stage - infants demonstrate expression w/ head, body, & limbs - react to others' reaction to their reaction
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Joint reference attention phase 2
- emergence & coordination of JA (6mos - 1 yr) - interest in looking @ & manipulating objects - begin shifting attention b/t objects & people - marks emergence of JA - sharing toys, reading books - track eye mvmt to see which object goes w/ the word said (autism struggle)
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Suppported JA
- adults share task of sustaining infant's participation in JA - use IDS to engage infants - impacts infant's sustained attention availability @ 18 mos - infants w/ longer periods of JA w/ caregiver have larger vocab @ 18 mos - following child's lead is most effective
28
Why is JA important?
- creates word-learning opportunities as objects & events are pointed out - infants begin to associate words w/in speaker's line of sight - helps infants realize they can share mental focus w/ another person, so begin to be intentional
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Importance of pointing
bridge b/t nonverbal & verbal - 2 types ( imperative & declarative)
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Imperative pointing
- about 10 mos - "get that for me"
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Declarative
- social process - call adult's attention - later than imperative
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Joint reference attention phase 3
- transition to true language (1+ yrs) - begin to incorporate language into interactions w/ other people - engage socially - use language to represent events & objects in these interactions - caregiver input still critical @ this stage
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Caregiver responsiveness
how caregivers respond to infant's attempts @ communication - NOT the same as IDS - permits long periods of JA & more motivation to communicate - more responsive maternal language input linked to age of 1st word & production of 2-word utterances - Still face experiment
34
Characteristics of Caregiver responsiveness
- waiting & listening - following child's lead - joining in & playing - being face-to-face - variety of Qs and labels - encourage turn-taking - expanding & extending (repeat child & add to it)
35
Infancy achievements in form
- Phonology: produce sound soon after birth; progresses from reflexive to mature CV combos - Morphology: minimal; 1st word around 12 mos
36
Infancy achievements in content
- Semantics: 1st word; refer to people in child's everyday world - True Word: said w/ intention; pronounced adult-like; generalizes beyond a single context
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Infancy achievements in use
- Pragmatics: listening, observing, learning - Preverbal Language Functions: book page 144
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Infancy individuality in achievement
- Intraindividual Differences: all aspects of language aren't acquired @ same rate (receptive vs expressive) - Interindividual Differences: variation in language development rate; variation in language-learning styles; variation @ extremes of language learning
39
The Extremes
- Late talkers: producing <50 words by age 2; 10-20% of gen. pop. - Early Talkers: produce on average >400 words by 21 mos
40
Infancy Milestones
- @ birth: discriminate mother's voice from others; see best @ distance of 7 inces; sensitive to actions & mvmt - by 3 mos: distinguish b/t cats & dogs ( category formation) - by 4 mos: distinguish b/t animals & furniture - by 5 mos: realize their vocalizations have impact - by 6 mos: show expression; sustained periods of engagement - ab 6 mos: discriminate among stimulus of nonnative sounds & faces diminishes - by 9 mos: show preference for major stress pattern of their native language - ab 10 mos: imperative pointing - by 1 yr: shift attention b/t people & objects - ab 1 yr: 1st true word - In 1st yr: pass through the 5 stages of vocalizaion
41
Perceptual narrowing
discrimination among stimulus of nonnative sounds & faces
42
Language in Toddlerhood
b/t ages 1-3 - time of exploration
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Major toddlerhood language development milestones
- first words - gestures (gesture use & mirror neurons)
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Theory of Mind
- understanding one's own mental & emotional state - realizing others have mental & emotional states - realizing the 2 may not be the same - connection b/t TOM & language development strengthens in toddlerhood
45
Toddlerhood achievements in form
- Phonology: rule-governed phon. processes (Table 6.1); syllable structure changes; assimilation; place of artic. changes; manner of artic. changes - Phonological Perception: recognize same word, different speakers; recognize words from parts (incremental processing) - Morphology: biggest achievement during this period is emergence of grammatical morphemes; GMs are inflections; change in form of a word (NOT part of speech or word class)
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Mastery
90% correct usage in obligatory contexts
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Free morphemes
stand alone
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Bound morphemes
carries meaning but can't stand alone - derivational & inflectional
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Derivational morphemes
Prefixes (ex: de-, pre-, in-, un-) Suffixes (ex: -ion, -ly, -able, -er)
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Inflectional (grammatical) morphemes
Suffixes (ex: plural -s, -ing, -ed) ONLY
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Brown's 14 grammatical morphemes
1. present progressive -ing 2&3. prepositions in & on 4. regular plural -s 5. possessive 's 6. regular past tense -ed 7. irregular past tense 8. regular 3rd person singular -s 9. articles a, the, an 10. contractible copula 'be' - ex: I'm late 11. contractible auxiliary - ex: I'm going 12. uncontractible copula 'be' - ex: He was sick NOT he's sick 13. uncontractible auxiliary - ex: he was playing 14. irregular 3rd person past tense - ex: he broke it
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Toddlerhood achievements in Syntax
- inflecting words with GMs AND creating multiword utterances (mommy go) - marks TRUE beginning of syntax (basic rules of combining words into sentences - express more communicative functions (commenting, negating, requesting, questioning) - MLU measures complexity of child's language - early sentences (mommy go, that puppy)
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What toddlers do with syntax
- telegraphic speech sounds with GMs & word combos (movie downtown tonight) - omission of function words (mommy no go, fishy swims) - misuse or omit pronouns (me do it, her going) - begin using 'Wh' questions, make commands & using negation
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Why calculate MLU?
- provides estimate of syntactic growth - allows for phonological inventory - specifies which grammatical morphemes have been acquired - specifies what semantic relations are being expressed
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Toddlerhood achievements in language content
- large gains in receptive & expressive lexicons - expert word learners
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Toddlerhood learning new words
1. segment the speech stream 2. identify objects, actions, concepts 3. map those to referent mapping is KEY to learning new words
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Quinean Conundrum
the mapping problem - uncertainty surrounding mapping of a word to what it refers to - given all the possibilities
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Theories of word learning
- lexical principle framework - social-pragmatic framework
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Lexical principles framework tier 1
does not require linguistic sophistication & depends on cognitive-perceptual abilities - reference: words symbolize objects, actions, events & concepts - extendibility: words label beyond the original - object scope: words map the WHOLE
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Lexical principles framework tier 2
requires greater linguistic sophistication as children refine their ideas about nature of words -conventionality: recognize some of their baby names aren't recognized 'blankie' - categorical scope: words can only be extended in same category -novel name-nameless category: mutual exclusivity (process of elim)
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Social-Pragmatic framework of word learning
Social cues - joint attention - gestures - voice direction - body language use social cues to determine what someone is talking about
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Toddler fast mapping
typically developing toddlers can fast map - exposure 1, exposure 2, then got it - child with language delay need multiple exposures - with hearing delay, double amount of exposures
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Toddler thematic roles: content knowledge
part a word plays in an event - agent; doers of action (ex: Abby) - action (ex: run) - object (ex: balloon) - location (ex: here, chair) - possession (ex: mine) - rejection (ex: no) - disappearance (ex: all-gone) - nonexistence (ex: no) - denial (ex: no)
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ICA semantics relations
- agent-action: mommy go - agent-object: daddy ball - action-object: blow balloon - action-location: come here - entity-location: spoon in - possessor-possession: my dolly - demonstrative-entity: that puppy - attribute-entity: big truck
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Classifying 1st words: Lois Bloom
2 types of early words: substantive; cause action (agents & objects) & relational; receive action (actions & states of being)
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Classifying 1st words: Nelson
5 major categories - nominals: objects specific & general - action words (go, up) - modifiers (hot, big) - personal-social words (no, please) - functional words (for, that)
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Mental lexicon
explosive period between 18-24 months - receptive lexicon: words I understand - expressive lexicon: words I say (don't always use in an adult way)
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Overextension/overgeneralization
very common; 3 kinds - categorical: all 4-legged animals are dogs - analogical: knows ball so all round things are 'balls' (moon, orange) - relational: flower is used to label watering can or flowerpot
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Underextension
use word that's very restrictive in meaning compared to adults; more common than overextension - only use 'bottle' when referring to their own bottle
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Why overextension or underextension
1. may truly believe 'cow' is a 'horse 2. may know 2 things are similar but may only have word for 1 3. may have challenges retrieving a word - so use a close second
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Toddler achievements in language use: pragmatics
discourse functions & conversational skills
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Discourse functions
- instrumental: ask for something - regulatory: control behaviors of others - interactional: establish/maintain social interaction - personal: express emotion. attitude, interest - heuristic: find out info - imaginative: us language to play - informative: share knowledge
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Toddler conversational skills
- NOT very skilled in convo - may start convo but lasts for 1-2 turns - sharing reference not always clear - not clear on obligatory turns - don't seek clarification - not about eye contact, gestures, or extralinguistic cues
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Toddlerhood intra-individual differences
within same child - spurts & plateaus - receptive lexicon ALWAYS exceeds prductive (if not, red flag)
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Toddlerhood inter-individual differences
between children - effects of gender (boys lag behind) - effects of birth order (1st born more advances language skills) - SES & parental education (lower SES tend to perform more poorly on standardized language tests)
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How do researchers and clinicians measure language development in toddlerhood?
- productions tasks (naturalistic observation, elicited imitation tasks, elicited production tasks) - neuroimaging studies - comprehension tasks (picture selection tasks, act-out tasks-have cow kiss pig) - judgment tasks (correct/incorrect, grammatical or not) older kids - neuroimaging
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Toddlerhood clinician measures
1. screening 2. comprehensive evaluation 3. progress monitoring
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Language in preschool
ages 3-5
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Major Preschool Milestones
- decontextualized language - emergent literacy
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Decontextualized language
- adding decontextualized language to their convo - no longer grounded in the intermediate context (here & now) - now can talk about people, places, objects, events not present - no longer assume that the speaker & receiver share the same knowledge (TOM) - fundamental to academic sucess
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Emergent literacy
idea that learning literacy actually begins at a very early age, long before official lessons - argues that right after birth, children already in process of becoming literate
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Foundations of emergent literacy
1. oral language - must have well-developed phonological system before they can understand grapheme to morpheme correspondence 2. metalinguistic ability - use language to talk about language
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3 important achievements in EL
1. alphabet knowledge 2. print awareness 3. phonological awareness
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Alphabet knowledge
- kids in literate homes show emerging AK during 1st 3 yrs, may recognize a letter or 2 by 2nd bday - During PS: recognize letters in name, signs/logos, may even write some letters By 5: letters of their name (own name adv), learn letters at beginning of alphabet before the end
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Achievements in print awareness
1. print interest 2. print functions 3. print conventions 4. print forms 5. part-to-whole children need to be PROMPTED to pay attention to print
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Print interest
exposed to print - VERY imp kids are exposed to print
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Print functions
print has meaning - ex: grocery list, words in a book
88
Print conventions
organized in a certain way - ex: left to right, top to bottom
89
Print forms
they need to describe - different forms of print - letters, words
90
Part-to-whole
letters make words, words make sentences, etc
91
Phonological awareness
GROUP of skills *sensitivity to sound structure of words - emerges incrementally beginning at age 2 - goes from shallow to deep clinical ideas: word/syllable awareness, rhyming, segments sounds, phoneme blending, segmenting phonemes, number of SOUNDS in a word, etc
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Shallow skills
- segment a sentence into words - recognize rhyming words - isolate an initial sound - blend an initial sound with rest of the syllables - ID sounds at beginning & end of words - ID words that start with the same sound
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Deep skills
- blend phonemes to make a word - segment a word into phonemes - count the number of phonemes in a word - delete, add, rearrange phonemes in aw word
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PS Achievements in language form - phonology
refining speech sound repertoire - by end of PS, most have mastered majority of phonemes in their language - 4&5 yr olds show minimal difficult with some later-developing sounds - highly intelligible with adult like phonemic inventory - phonological processes diminish except gliding (wabbit/rabbit) and stopping (tink or dink / think) - phonological representations (phoneme-alphabet) continue to develop (know what sounds go with what letter)
95
PS achievement in language form - grammatical & derivational morphology
- children acquire grammatical & derivational morphemes in about the same order- even in different languages - most significant achievement in morphology is VERB morphology - master verb 'to be' copula & auxiliary forms (contracted & uncontracted) copula
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Contractible vs. uncontractible auxiliaries
Uncontractible: daddy was drinking, they were going to the store, she was leaving early
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PS achievements in lang form - syntax
- move from simple S+V+O constructions to more elaborate sentence patterns - begin to embed phrases & clauses in utterances to create complex & compound sentences - they do this by using coordinating conjunctions & subordinating conjunctions
98
Coordinating conjunctions
conjunction that connects words, phrases, clauses, & sentences Ex: FANBOYS
99
Subordinating conjunctions
conjunction that intros a dependent clause joining to a main clause Ex: that, because, if, etc
100
Phonology
study of the organization of sound; the sound system of a language
101
Phonological development
how children learn to organize sounds into meaning or language (phonology) during their stages of growth
102
Phoneme
units of SOUND that distinguish meaning
103
Phonics
a way of teaching how to read -matching sounds to letters
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Phonemics
the study of phonemes or units of sound
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Phonemic inventory
the phonemes one can produce
106
Phonetics
study of the production and perception of sounds of human speech
107
Phonotactic
rules governing the possible sequence of sounds in a language
108
Phonological awareness
the awareness of and ability to work with sounds in spoken language
109
PS achievements in language content
- fast mapping - knowledge of semantics & syntax - shared storybook reading - relational terms
110
Fast mapping
- startling pace to word learning (~2 per day for avg preschooler) - strategies for *learning word meanings differs from what we saw in infancy & toddlerhood - N3C strategy still used (novel name-nameless category - I know what this is so it can't be that)
111
Knowledge of semantics & syntax
- preschoolers use the function (animacy) of an object to decipher meaning - more important than perceptual features - also use syntactic cues to infer meaning... what class of words does it belong to? (This is dax, who is daxing, etc)
112
Shared storybook reading
- acquire new words through shared story book reading - language of storybooks is exceptionally rich - incidental exposure to new words - repeated & elaborated exposures facilitate new word learning - active dialogic reading by adults improves learning of new words - using an expressive reading style helps with story comprehension - single most important thing parents can do is read aloud
113
Relational terms
- specific kinds of language content acquired - deictic terms - requires advanced cognitive & pragmatic processes - mastered by time they get to school
114
Deictic terms
words that can only be used & comprehended depending on the location of the speaker & listener in a setting
115
Deixis types
- person: indicates people - spatial: indicates location - temporal: indicates time
116
Why is understanding deictic terms so important?
- requires child to take perspective of another - individuals with autism lack this ability
117
Interrogatives
- what, where, who, which, when, how, why - may respond inappropriately to questions they don't understand - teaching who questions answer a person, etc - can't teach all at same time, one at a time - ORDER: what, who, where earlier then why comes later
118
relational terms - opposites
- those they can perceive physically, they learn first Ex: HOT/cold, hard/SOFT, TALL/short
119
PS achievements in language use
- discourse functions - conversational skills - narrative skills pragmatics- how we use language in context
120
Discourse functions
One way convo - Interpretive Ex: I was excited to go to the zoo - Logical Ex: let's do this so we can... - Participatory Ex: I wish... I feel... - Organizing Ex: first..then Informative function from toddlerhood still dominates Ex: using language to convey info
121
Conversational skills
- increased ability to take turns - 2 or more - better at initiating conversation - using comments & directives - still has difficulty recognizing signs of a breakdown in communication - understands that questions require answers - knows not to speak when someone else is speaking
122
Conversational pragmatics
emerging sensitivity in the PS years Grice's Maxims - quality: don't give false/unsupported info - quantity: say enough info but not too much - relation: stay relevant to topic - manner: be clear, brief & orderly
123
Narrative skills
- may be about past, present, or future - develop in a specific way - stream on info from 1 person rather than a convo - stykes differ from culture to culture - can be personal or fictional
124
intraindividual differences
Each child has - their own language profile with strengths & weaknesses across the language domains - their own literacy profile like competency in PA or narrative structure profiles help us individualize our treatment & educational programs
125
interindividual differences: SES
- benefits of attending preschool programs (SES) - quality of teacher-child interactions in the class & quality of teacher language in class positively impact language growth in preschool - teachers can be trained to incorporate high-quality language interactions
126
Measuring PS language development
Lang Sample Analysis TNW: total number of words TTR (VOCD): type token ratio MLU (syntactic complexity): mean length of utterance - code for pragmatics - % response to questions Grammaticality Judgment Tasks - Does this sentence sound good or bad? - would it be OK to say...
127
vgClinicians measuring PS language development
1. screening 2. comprehensive evaluation 3. monitoring progress