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Examining Online Syntactic Processing of Spoken Complex Sentences in Chinese Using Dual-Modal Interference Tasks
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Published on: September 5, 2019

Binding in agrammatic aphasia: Processing to comprehension.

Jungwon Janet Choy1, Cynthia K Thompson

  • 1Northwestern University, Evanston, IL, USA.

Aphasiology
|June 11, 2010
PubMed
Summary
This summary is machine-generated.

Individuals with Broca's aphasia show impaired comprehension of binding constructions, despite intact online processing. This suggests a lexical integration deficit, not syntactic processing issues, in agrammatic comprehension.

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Area of Science:

  • Neuroscience
  • Psycholinguistics
  • Clinical Linguistics

Background:

  • Broca's aphasia comprehension deficits are often linked to movement constructions.
  • Some research indicates deficits in non-movement binding constructions.

Purpose of the Study:

  • Investigate online and offline processing of binding constructions (reflexives, pronouns) in Broca's aphasia.
  • Evaluate theories of agrammatic comprehension by examining binding construction processing.

Main Methods:

  • Eyetracking to assess online processing during story listening.
  • Testing offline comprehension of reflexive and pronoun constructions.
  • Comparing eight individuals with agrammatic Broca's aphasia to eight age-matched unimpaired controls.

Main Results:

  • Aphasic individuals automatically processed correct antecedents for reflexives and pronouns.
  • Syntactic processing of binding was not delayed in aphasic participants compared to controls.
  • Offline comprehension of pronouns and reflexives was significantly impaired in aphasia, with increased competitor fixations.

Conclusions:

  • Comprehension difficulties in Broca's aphasia with binding constructions are not due to automatic syntactic or delayed processing deficits.
  • Findings suggest a potential deficit in lexical integration underlying these comprehension impairments.