ERIC Number: EJ1272750
Record Type: Journal
Publication Date: 2020-Oct
Pages: 14
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-0090-6905
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Strategic Spatial Anchoring as Cognitive Compensation during Word Categorization in Parkinson's Disease: Evidence from Eye Movements
Riffo, Bernardo; Guerra, Ernesto; Rojas, Carlos; Novoa, Abraham; Veliz, Mónica
Journal of Psycholinguistic Research, v49 n5 p823-836 Oct 2020
The association between a word and typical location (e.g., cloud-up) appears to modulate healthy individuals' response times and visual attention. This study examined whether similar effects can be observed in a clinical population characterized by difficulties in both spatial representation and lexical processing. In an eye-tracking experiment, participants categorized spoken words as either up-associated or down-associated. Parkinson's disease patients exhibited a tendency to maintain their visual attention in the upper half of the screen, however, this tendency was significantly lower when participants categorized concepts as down-associated. Instead, the control group showed no preference for either the upper or lower half of the screen. We argue that Parkinson's disease patients present an over-reliance on space during word categorization as a form of cognitive compensation. Such compensation reveals that this clinical population may use spatial anchoring when categorizing words with a spatial association, even in the absence of explicit spatial cues.
Descriptors: Eye Movements, Reaction Time, Patients, Diseases, Neurological Impairments, Spatial Ability, Language Processing, Reading Processes, Speech Communication, Visual Perception, Attention, Cognitive Processes, Cues, Psycholinguistics
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Publication Type: Journal Articles; Reports - Research
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Language: English
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