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115 Cards in this Set
- Front
- Back
Why are words symbolic?
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The represent something else in the world
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Why are words arbitrary?
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because the sound sequences of words do not directly stand for the concepts the words represent
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What does a lexical entry contain?
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sound, meaning, part of speech
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what are phonetically consistent forms?
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the idiosyncratic wordlike productions that children use consistently and meaningfully but that do not approximate adult forms.
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gesture use precedes spoken language. T of F?
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True
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What are referential gestures?
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a gesture that has precise referent and have stable meaning across different contexts
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What is a deictic gesture?
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just pointing or showing something
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As children are preparing to transition from the one word stage to the 2 word stage, what happen in gestures?
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They combine words and gestures or do 2 gesture combos.
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What happens when children get to the 2 word stage?
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they stop combing gestures.
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Why do children stop combining gestures when they get to the 2 word stage?
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before they had to fill in gaps with gestures, and now they do not.
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toddlers words learning enters an explosive period at what age?
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18-24 months
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What other names does does the explosive period have?
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vocabulary spurt, word spurt, naming spurt
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What is overextension?
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process by which children use words in an overly general manner
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What types of overextensions are there?
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categorical, analogical, relational
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What is analogical overextensions?
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when children extend a word the know to other words that are perceptually similar
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what is relational overextensions?
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when child extend a word they know to other words that are semantically or thematically related.
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What is underextension?
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when a toddler uses a word to refer to only a subset of possible referents
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What is overlap?
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when a toddler overextends a word in some instances and underextends in others.
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What are 3 reasons for word use errors?
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children may make category membership errors, pragmatic errors, and retrieval errors
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What is category membership errors?
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children think different things in different categories are the same
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What are pragmatic errors?
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children know 2 objects are conceptually different, but do not have a name for one of the objects.
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What are retrieval errors?
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children know a word but cannot retrieve the word and unintentionally select a different word
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What is the Quinean conundrum?
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the uncertainty surrounding mapping a word to its referent in the face of seemingly endless interpretations
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to create a new lexical entry, what must a toddler do?
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segment the word from continuous speech, find objects, events, actions and concepts in the words, map the word to those things
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what are the 2 lexical principles framework
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tier 1 - reference, extendibility, object scope
tier 2 - conventionality, categorical scope, novel name-nameless category (N3C) |
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what does reference in tier 1 of the lexical principles framework mean?
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state that words symbolize object, actions events and concpets.
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What does extendability in tier 1 of the lexical principles framework mean?
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refers to the notion that words label categories of objects and not just the original exemplar.
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what does object scope mean in tier 1 of the lexical principles framework mean?
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states that words map to whole objects.
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What are the 2 things object scope has?
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first children assume that novel words label objects rather than actions and that object scope presupposes a whole object assumption
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What is whole object assumption?
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assumption that words label whole objects and not object parts.
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What does conventionality in tier 2 of the lexical principles framework mean?
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for children to communicate successfully, they mist adopt the terms that people in their language community understand
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What does categorical scope in tier 2 of the lexical principles framework mean?
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it builds on extendibility by limiting the basis for extensino to words that are taxonomically similar.
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What does N3C in tier 2 of the lexical principles framework mean?
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supports the tier 1 principle of object scope by helping children select a nameless object as the recipient of a novel label.
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What does the principle of N3C rest on?
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mutual exclusivity
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what is mutual exclusivity?
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state that objects have only 1 label
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How do social-pragmatic theorists as that children can overcome the Quinean conundrum?
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by interacting with experienced language users.
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What is a thematic role?
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the part a word play in an event
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what is the agent of the thematic role?
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entity that performs the action
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What is the theme of the thematic role?
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entity undergoing an action
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what is the source of the thematic role
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starting point
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what is the goal of the thematic role?
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the ending point
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what is the location of the thematic role?
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the place where an action occurs
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What are phonological processes?
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the rule governed errors that children make when pronouncing certain words
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what is the customary age of production
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the age by which 50% of children can produce a given sounds in multiple positions in words in an adultlike way
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what is the age of mastery
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the age by which most children produce a sound in an adultlike manner
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syllable structure changes are..
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changes to syllables in words (repeat a stressed syllable),
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What is assimilation?
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process in which children change one sounds in a syllable so that it takes on the features of another sound in the same syllable
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What is fronting?
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changing articulation from back of mouth to front of mouth
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What is place of articulation changes?
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doing either fronting for backing
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What is backing?
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changing place of articulation from front of mouth to back
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What is manner of articulation changing?
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replacing types of articulations with different ones such as fricatives with stops or liquids with glides.
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What are 2 theories on phonological perceptions?
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toddlers use global, holistic word recognition strategies at first then restructure their lexical representations. second, toddler use partial phonetic info to recognize words.
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What does lexical restructuring do?
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allows for more efficient storage of lexical terms and recognition of words at the segmental level rather than the global level.
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at what word mark does it signify important changes?
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50 word
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What happens at the 50 word mark?
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children begin using grammatical morphemes, have longer utterances
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Children cannot overextend grammatical morphemes. T or F
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False
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When learning irregular verb tenses, children must more memorize them. T or F
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true
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the 2 word stage marks the true beginnings of what?
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syntax
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What simple functions can the 2-word stage toddler express?
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commenting, negating, requesting, questioning.
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How do you calculate the MLU?
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# of morphemes/# of utterances
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what quality do toddlers have in their sentence forms?
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telegraphic quality
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What is telegraphic quality
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leaving out certain function words
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In the 2-word stage, what kind of sentences do toddlers use more of?
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yes-no questions, wh- questions and negatives.
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What functions do toddlers gain in the 2-word stage?
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discourse and conversational skills
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What discourse functions do toddlers get?
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instrumental, regulatory, personal-interactional, heuristic, imaginative and informative
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What are instrumental functions?
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requests to satisfy needs
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what are regulatory functions?
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imperatives to control people
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what are personal--interactional functions?
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share info about themselves
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what are heuristic functions?
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learn about the world
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what are informative functions
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give info to other people
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What are imaginative functions?
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they can tell stories to people
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How many turns does a toddler typically maintain a conversation?
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1 or 2
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The toddler can start a conversation. T or F
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True
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What are the effects of gender on language development?
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boys comprehend and produce fewer words than girls do.
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what underlie the differences between boys and girls development rate?
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maturation rates, parents interact differently with girls,
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What are the effects of birth order in language development?
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first born are more likely to reach the 50 word mark sooner
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Why are first born more likely to develop quicker?
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because first born receive more one on one time with the parent
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what are the effect of SES on language development?
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lower SES children had shorter MLUs and used fewer words
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Why does SES make a difference?
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how much parents talk to children is related to SES
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What are the 3 production tasks in the book?
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naturalistic observation, elicited imitation tasks, elicited production tasks
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What do production tasks do?
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allow toddlers to demonstrate their competence in various areas of language production
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What is naturalistic observation in production tasks?
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This is when syntax can be analyzed for the first time.
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What factors must be considered in naturalistic observations?
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number of children to analyze, number of recordings to collect from each child, variety of context in which to collect samples.
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What are eilicited imitation tasks
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get children to imitate things the researcher wants the child to imitate.
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What are elicited production tasks?
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reveals aspects of children's language abilities by having them produce specific sentence structures.
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What are the 2 comprehension tasks shown in the book?
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picture selection task, act-out task
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What do comprehension tasks do?
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reveals toddlers language competencies by having them match or point pictures of target words and phrases or act our phrases they hear an experimenter say.
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What is the picture selection task?
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experimenter presents a language target and ask the child to choose the picture that corresponds to the target
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What is the act-out task?
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experimenter presents child with series of props and instructs child to act out sentences they hear.
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What are the 2 judgement tasks the book tells about?
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truth value judgment tasks, grammaticality judgment tasks
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What are judgment tasks?
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children are asked to decide whether certain language constructions are appropriate so their level of grammatical competence can be assessed.
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What are trust value judgment tasks
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children are asked to judge certain language construction to be correct or incorrect.
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What is evaluation?
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method used to determine a child's initial and continuing eligibility for service under IDEA and includes a determination of the child's status across developmental areas
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What is assessment?
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describes ongoing procedures used to identify a child's needs, family concerns and resources.
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What two things do clinicians have to work with toddlers?
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evaluation and assessment tools, and informal language screens
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What is the most important consideration for evaluation and assessment tool?
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ecological validity
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What is ecological validity?
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extent to which the data resulting from these tools can be extended to multiple contexts.
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what is informal language screens
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checklists that allow clinicians and parents to determine whether children exhibit each behavior in question.
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what are categorical overextensions?
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When toddlers overextend a word they know to other words in the same category.
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What are mirror neurons?
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a type of visuomotor neuron
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When does a mirror neuron activate?
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when people perform actions and when they observe people that perform actions.
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Are children more likely to assume that a verb refers to the action of a causal agent in a sentence with a transitive verb or an intransitive verb?
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Transitive
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What type of changes are in syllable structure changes?
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weak-syllable deletion, final-consonant deletion, reduplication, cluster reduction
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What type of changes are in assimilation?
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consonant harmony, velar assimilation, nasal assimilation
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What type of changes are in place-of-articulation changes?
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fronting, backing
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What type of changes are in manner-of-articulation changes?
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stopping, gliding
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In syllable structure changes, what is weak-syllable deletion?
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child deletes an unstressed symbol
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In syllable structure changes, what is final-consonant deletion?
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Child deletes the last consonant in the syllable
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In syllable structure changes what is reduplication?
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child repeats an entire syllable or part of a syllable
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In syllable structure changes, what is cluster reduction?
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child reduces a cluster of consonant to include fewer consonant sounds
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In assimilation, what is consonant harmony?
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child uses consonants with like features in a word
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In assimilation, what is velar assimilation?
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child produces a nonvelar consonant as a velar consonant because of a nearby velar sound
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In assimilation, what is nasal assimilation?
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child produces a nonnasal sound as a nasal sound because of a nearby nasal sound
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In manner-of-articulation changes, what is stopping?
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child replaces a fricative of an affricate sound with a stop sound
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In manner-of-articulation changes, what is gliding?
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child replace a liquid sound with a glide.
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