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115 Cards in this Set

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