language production Flashcards

1
Q

speech production

A

2-3 words per second (-150 words per minute)

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2
Q

use strategies to reduce processing when planning speech

A
  • preformulation: production of phrases used before. language and culture have influence. e.g. a piece of cake
  • under specification: use of simplified expressions, common, use as pauses to fill in the gap e.g. or something
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3
Q

effect of intoxication

A
  • reveals complexities about speech production
  • impairs attention, memory, thinking and reasoning
  • produce more dysfluencies e.g. stuttering
  • slower speaking rate (hollien et al)
  • reduction in richness and creativity
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4
Q

speech planning

A

first stage occurs at different levels

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5
Q

clause

A
  • part of sentence containing a subject and a verb e.g. the dog is sleeping
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6
Q

phrase

A

a group of words that express a single idea e.g. on the bed

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7
Q

clause level

A

speech errors provide evidence that speech planning extends over the clause

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8
Q

phrase level

A

(martin et al)

  • describe moving pictures
    two differing conditions
    1. simple initial known phrase e.g. the tie moves
    2.conjoined initial noun phrase e.g. the tie and candle move
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9
Q

speech errors

A
  • generally accurate when speaking but sometimes prone to error
  • not random but systematic
  • provides insight into how cognitive systems work
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10
Q

word exchange

A

speech planning extends over the entire clause

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11
Q

sound or phoneme exchange

A

sound of words planned shortly in advance

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12
Q

spoonerism

A

initial letter of two words are switched

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13
Q

semantic substitution

A

word replaced by another similar meaning

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14
Q

morpheme exchange

A

inflexions/suffixes attached to wrong words

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15
Q

morpheme exchange

A

inflexions/suffixes attached to wrong words

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16
Q

categorical rules

A

impose constraints on items/categories that acceptable at each level

17
Q

insertion rules

A
  • select items to be spoken
  • most highly activated nodes selected
  • can account for several speech production errors
  • link between speech production and other cognitive activities e.g. word recognition
  • extent interactive processes involved in speech production unclear
  • occur less when processing demands high
18
Q

weaver

A
  • word form encoding by activation verification
  • feed for ward activation in serial fashion
19
Q

three main levels

A
  1. highest level:nodes representing lexical concepts
  2. second level:nodes representing lemmas
  3. lowest level:nodes representing word forms
    - speech production proceeds from meaning (lexical/selection/lemma) to sound (morphemes/phonemes)
    - explains tip of the tongue state- semantic activation but phonological processing unsuccessful
20
Q

strengths and weaknesses of spreading activation theory

A

strengths
- shift focus from speech errors and towards precise timing of production processes
- simple model that can make testable predictions
weaknesses
- does not allow interaction between different levels
- speech errors occur more than model predicts

21
Q

neuropsychology

A
  • study of patients with aphasia in 19th century, due to stroke, brain tumour injury infections.
  • impairment of language comprehension/production
  • some truth but over simplified
  • several different areas involved in language processing
  • patients with brocas aphasia have damage to wernickes area
  • more general problems
22
Q

neuropsychology

A
  • study of patients with aphasia in 19th century, due to stroke, brain tumour injury infections.
  • impairment of language comprehension/production
  • some truth but over simplified
  • several different areas involved in language processing
  • patients with brocas aphasia have damage to wernickes area
  • more general problems
23
Q

Broca’s aphasia

A
  • slow, non-fluent speech
  • poor ability to produce syntactically correct sentences
  • comprehension relatively intact
  • problem with speech production
24
Q

wernicke’s aphasia

A
  • known as fluent or receptive aphasia
  • fluent and grammatical speech
  • speech lacks meaning
  • issues with comprehension
25
Q

ammonia

A
  • experience by all aphasics
  • impaired ability to name everyday objects
  • problems with world retrieval
  • no problem with comprehension
26
Q

agrammatism

A
  • difficulties producing grammatically correct sentences
  • short sentences with content words (nouns/verbs)
  • omit function words (the,and,in) and words endings
  • problems at lexical (syntax/grammar) levels
27
Q

jargon aphasia

A
  • speech gramatically correct but have difficulties accessing correct words
  • substitute one word for another
  • produce neologisms (made up words)
  • problems at phonological level
28
Q

speech as communication

A
  • speech nearly always occurs in a social context
  • importance of audience design
  • need to take into account and tailor to the needs of the listener
29
Q

common ground

A
  • shared knowledge between speaker/listener
  • work together to ensure mutual understanding
  • speaker makes assumptions about the listener
  • global: preferred language, general knowledge, shared experiences
  • local:attending to at a given moment
30
Q

very cognitively demanding

A
  • difficult for speakers to focus on listeners perspective while also planning what to say next
  • often plan what to say without considering listeners perspective
31
Q

synaptic priming

A
  • copies words, phrases heard previously
  • other person speaking serves as a prime/prompt
32
Q

gesture

A
  • assumed to increase ability to communicate with listener
  • also makes it easier to understand
  • also makes it easier to work out what to say, use gestures even when we can’t see the speaker
33
Q

prosodic cues

A
  • how words are uttered: rhythm, stress (accent), intonation etc
  • more likely to be provided when meaning is ambigous
33
Q

prosodic cues

A
  • how words are uttered: rhythm, stress (accent), intonation etc
  • more likely to be provided when meaning is ambigous
34
Q

discourse markers

A
  • words/phrases that are not directly relevant to speakers message
  • speakers experiencing problems deciding what to say
  • speaker checking that listener understands