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Speech is
a motor act and a mode of communication, but not the only one.
Language is
the code used in communication. More specifically, it is a set of symbols and the rules for using them.
Communication is
is the act of transferring information between two or more
people. Speech and language are two of the tools used to communicate.
Characteristics of language. Language is
1 A social tool
2 Rule-governed
3 Generative
Language has five parameters:
1 syntax
2 morphology
3 phonology
4 semantics
5 pragmatics
Pragmatics is
considered by some sociolinguists to be the organizing
principle of language that determines the other four aspects when communicating
We all speak
a dialect of the language ideal.
A dialect is a
language-rule system spoken by an identifiable group of people that varies from the ideal language standard.
The deficit approach to dialects assigns
status based on the amount of variation from the standard. In contrast, the sociolinguistic approach recognizes all dialects as valid and related forms of a language with no relative status assigned.
Factors related to dialectal differences are
1 geography
2 socioeconomic level,
3 race and ethnicity
4 situation or context
5 peer-group influences
6 first- or second-language learning. Examples include African American English, Latino English, and "Asian English"
Dialectal considerations affect
1 education
2 employment
3 perceived status
Generativists/Nativists assume that
children learn language with the aid of innate rules or principles related to the structure of human language.
Generativists/Nativists characterize language as
a set of abstract algebraic rules and a set of meaningful linguistic elements or words that children learn and then link back to language universals.
Constructionists assume
that children learn language from the input to which they are exposed using general brain processes
Constructionists believe
language structure emerges from language use.
Constructionists characterize language as
a set of meaningful rules and a set of meaningful linguistic elements or words
Four goals of child language research are as follows:
1 To confirm general linguistic principles
2 To discover principles of language development
3 To clarify the relationship of language to development in other areas, such as cognition
4 To provide a more or less theoretical description of language development
Research requires
careful consideration of many variables including the method of data collection, sample size and variability, naturalness and representativeness of the data, and collection and analysis procedures.
The goals of cross-language studies are as follows:
1 To determine what aspects of language are universal
2 To determine whether development is the result of universal cognitive development or unique linguistic knowledge
3 To identify underlying language-learning strategies
It's difficult to pinpoint the
neurological location of cognitive processes. most are diffusely located
The left temporal area is
specialized for linguistic processing.
Sound entering each ear is divided;
1 60% crosses to Heschl's area on the other side of the brain
2 while 40% is sent to Heschl's area on the same side
Each Heschl's area sends
1 paralinguistic acoustic information to the right hemisphere 2 and linguistic information to the left hemisphere.
In the left hemisphere
incoming language is held briefly in Broca's area while processed by Wernicke's area with assistance from the supramarginal gyrus and the angular gyrus
Outgoing language is
conceived in Wernicke's area
after outgoing is conceived in the Wernicke's area, it is transferred
below the surface via the arcuate fasciculus to Broca's area, which programs the motor cortex to signal the muscles for speech.
Information processing consists of four steps:
1 attention
2 discrimination
3 organization
4 memory
Sensory abilities change little at birth
But the level of stimulation greatly increases.
Perception is
the search for patterns in sensory information.
Although newborns are capable of detecting every phoneme contrast found in human language
this ability has been lost by 10 months as a child focuses on
her or his native language.
Motor speech production passes through
1 babbling
2 reduplicated babbling
3 and variegated babbling on the way to first words.
Other prespeech behaviors
Include jargon and echolalia.
Genetics contributes to
brain structure and developmental timing.
During the first year, there are major cognitive changes i
1 memory
2 processing
3 speed
4 attention
5 representational competence.
Cognition and learning involve
the formation of concepts or schemes and adaptation or the comparing of these schemes with incoming information
Adaptation consists of two subprocesses:
assimilation and accommodation
assimilation
in which incoming information confirms the scheme
accommodation
in which the scheme must be modified to conform to incoming information
Learning consists of
adaptation and organization.
During the first year
memory moves from recognition to retrieval
Parents mediate
the environment to help children make sense and be
successful
Children become communicators because
we treat them that way
Language is acquired
to fill the intentions initially expressed in gestures.
There is a mutual modification
in the behavior of the infant and the mother in that changes in the baby's behavior result in changes in the mother's which in turn affect the infant.
Newborns seem
to prefer the human face and voice over other stimuli.
Of particular importance for later communication are the early patterns of
1 gaze coupling
2 turn taking
3 stimulus-response bonds
4 routines, and games.
Routines teach
the child that behavior is predictable and facilitate a child's participation, while games have many of the attributes of conversations.
Intentions go through stages of development
1 pre-intentional
2 intentional
3 symbolic
During the intentional stage a child learns
to signal intent via gestures, first showing itself, then showing objects, and finally with an array of gesture
Initially, each gesture
is silent, then vocalization is added, and finally a word or verbalization accompanies the gesture.
Mothers modify their
behavior to facilitate interactions.
Cultural differences
exist and signify only difference. There are many ways to
help children acquire language.
Of particular importance for early communication are
joint or shared reference and joint action.
In very general terms, children's early language follows
a pattern in which they "know" something, then comprehend its name, and finally produce the name
Several assumptions by an infant may be behind learning a word, including the following:
1 People use words to refer to entities.
2 Words are extendable.
3 A word refers to the whole entity, not the parts.
4 Names refer to categories of things.
5 Novel names refer to previously nameless entities.
6 Adults refer to entities in consistent conversational ways.
Expressive strategies of toddlers include evocative utterances
1 hypothesis testing
2 interrogative utterances
3 selective imitation
Selective imitation is
at the growing or developing edge of a child's language and helps stabilize new forms.
Bootstrapping
a strategy of preschoolers, is using what you know, such as
semantic categories, to figure out what you don't, such as syntactic units
Preschooler learning principles are as follows:
1 Pay attention to the ends of words.
2 Phonological forms can be systematically modified.
3 Pay attention to the order of words and morphemes.
4 Avoid interruptions and rearrangement of linguistic units.
5 Underlying semantic relations should be marked overtly and clearly.
6 Avoid exceptions.
7 Grammatical markers should make semantic sense.
Adult speech to toddlers includes
1 modeling (CDS)
2 prompting, and responding (reformulations, expansions, extensions, and imitations) that collectively facilitate language learning
Adult speech to preschoolers includes
turnabouts that facilitate the child's turn in a conversation by prompting the child's next response.
Play is
an important area for language growth and trial.
Cultural differences vary
widely but contribute to a child's language learning.
Words are acquired
to fulfill intentions within the well-established communication system of child and caregiver.
First words can
express a wide range of intentions.
First words have predictable sound
(/p, b, d, t, g, k, h, m, w, n/) and syllable (VC, CV, CVCV-reduplicated, CVCV patterns.
Nouns predominate
in the first 50 words.
Some children analyze communication into words
while others prefer to use whole phrases (formulas).
Word meaning may be based on
1 on static attributes
2 or functions of the referent
3 or may be constructed with a best example of the meaning at the core
Words are initially
fast-mapped, formed in a fast, sketchy, tentative way, and may underextend or overextend the adult meaning.
Early multiword utterances follow predictable patterns represented by
1 word combinations
2 pivot schemas
3 item-based constructions.
The relationship of phonology and semantics is
dynamic, and children avoid words they cannot pronounce, even when they know the word.
Phonological patterns include
1 reduplication
2 assimilation
3 CVCV constructions
4 open syllables
5 consonant cluster reduction
Bilingual children
learning two languages simultaneously are not at a
developmental disadvantage.
Preschool conversational advances include
1 increasing use of registers or styles of talking after age 4
2 limited conversational repair
3 rapid topic shifts with two to three turns on a topic
4 increased consideration of the listener and use of presupposition
5 some forms of indirect request
6 deictic terms
The number of different intentions expressed by preschoolers
increases and the frequency changes, most notably in a big increase in representational uses and a decline in the use of tutorial uses, especially imitation
The overall organization of narratives moves from
centering to chaining.
Temporal chains appear
at age 3 and causal chains by age 5.
A child learns
two to three new words each day by first fast mapping the
meaning, then slowly refining it over time.
New words include (All will influence the development of syntax)
1 relational terms such as interrogative words
2 temporal terms
3 physical descriptors
4 locational prepositions
5 kinship terms.
Development of Theory of Mind (ToM)
greatly enhances the conversational skills of preschool children.
An interrelatedness exists with
the different aspects of language. This is demonstrated by the effect of both semantics and pragmatics on syntax
Semantic and syntactic development are
interdependent.
Much of preschool syntactic and morphologic development
can be described with MLU
Morphologic learning is
influenced by the difficulty of the underlying concept, the grammatical and pragmatic functions, and the phonological variations.
Noun phrases rarely go
beyond article + adjective + noun, although children can do more
Verb phrases increase with
added auxiliary or helping verbs and use of phrases
Sentences become more
adultlike through the preschool years.
Declaratives add
first one, then two, auxiliary verbs, and then indirect objects.
Negative forms develop
1 as the negative element moves from the first position (No night-night)
2 to a position between the subject and verb
(Mommy no eat cookie).
3 Other negative forms are added (couldn't, shouldn't)
4 and later indefinite forms (nobody), resulting in double
negatives (Nobody don't)
Interrogatives also become more
adultlike at about 29 to 32 months of age with the inversion of the subject and auxiliary verb or the subject and the copula.
various wh-words are added throughout the preschool years
1 beginning with what and where
2 and ending with when, how, and why
Embedded clauses first
1 fill the object function in a sentence (I know what you did)
2 then modify the object (I like the one you have)
3 finally modify the subject (The boy who hit me is mean)
Although some conjunctions develop early
conjoining does not occur until age 3 ½ and will continue a slow development into early adolescence as new conjunctions are added.
Syntactic structures seem to be learned in a word-specific way
Thus, children learn to embed clauses following I know before they generalize to other verbs and pronouns and begin to form a rule
Clausal conjoining and embedding
occur in the same sentence late in preschool but only rarely
Most speech sounds are acquired
by age 5, although some consonant blends will remain difficult.
Most phonological processes will disappear but include
1 deletion of final consonants and unstressed syllables
2 reduplication
3 reduction of consonant clusters
4 assimilation
5 substitution
Narratives develop internally
with the emergence of story grammar.
Intentions or uses increase
especially with the demands of school.