Module 8.3 - Language and Communication Flashcards

1
Q

language involves combining elements that are inherently meaningless into _________

A

utterances that convey meaning

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2
Q

how did language help our ancestors?

A

helped them communicate intentions, prevent conflict, and form social groups

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3
Q

true or false: early studies showed that the left hemisphere plays a critical role in language

A

true

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4
Q

Aphasia

A

a language disorder caused by damage to the brain structures that support using and understanding language

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5
Q

what showed that language is not a unitary process?

A

the existence of different types of aphasias

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6
Q

brocas area

A

a region of the left frontal lobe that controls your ability to articulate speech sounds that compose words

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7
Q

what does damage of brocas area lead to?

A

brocas aphasia, a disorder of language production

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8
Q

brocas aphasia

A

speech is difficult to initiate, non-fluent, laboured and halting. intonation and stress patterns are deficient t

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9
Q

wernickes area

A

a region of the left temporal lobe associated with finding the meaning of words

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10
Q

damage to wernickes area leads to what?

A

wernickes aphasia, a disorder of language comprehension

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11
Q

wernickes aphasia

A

speech is preserved, language content is incorrect (word salad), word substitutions are common (paraphasia) and make up words (neologisms)

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12
Q

language

A

a form of communication that involves the use of spoken, written or gestural symbols that are confined in a rule-based form

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13
Q

phonemes

A

the most basic of units of speech sounds

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14
Q

true or false: you only need one phoneme to create a sound with meaning

A

FALSE: you usually need multiple phonemes to create a sound with meaning

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15
Q

morphemes

A

the smallest meaningful units of language

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16
Q

semantics

A

the study of how people come to understand meaning from words

17
Q

syntax

A

the rules for combining words and morphemes into meaningful phrases and sentences

18
Q

surface structure

A

the way the sentence is actually spoken, heard or signed

19
Q

deep structure

A

how the sentence is to be understood

20
Q

pragmatics

A

the study of non-inguistic elements of language use

21
Q

what does pragmatics include?

A

the speakers behaviours and the social situation

22
Q

true or false: at 2 months, infants prefer speech sounds to perceptually similar non-speech sounds

23
Q

before when do infants respond to most phonemes?`

A

before 10 months

24
Q

when do infants become sensitive to sounds from our own language?

A

after 10 months

25
by 20 months, what can infants do?
infants can use perceptual categories to rapidly learn words
26
fast mapping
the ability to map words onto concepts or objects after only a single exposure
27
sensitive periods
a time during childhood in which children brains are primed to develop language
28
when is the sensitive period?
approx. age 7
29
what is a pidgin?
a make-shift language which adult immigrants use to combine languages from different regions
30
true or false: it is much easier to learn additional languages before age 7
true
31
disadvantages of bilingualism?
1) slightly smaller vocab | 2) slower at word finding and at making word/non-word decisions
32
advantages of biliguialism
1) superior executive functions, from infancy to old age | 2) denser frontal lobe networks, which precast against the onset of dementia and alzheimers disease
33
FOXP2
a gene on chromosome 7 related to putting thoughts into words
34
what can people with FOXP2 do. what can't they do
can perform a task, but can't use language to explain how they did so
35
specific language impairment
a rare genetic disorder that prevents normal language acquisition found in 3 generations of a british family
36
cross fostered
an animal raised as a member of a family that was not of the same species
37
Lexigrams
small keys on a computerized board that represent words and therefore can be combined for form complex ideas and phrases