Biased attentional shifts associated with unilateral left neglect.

Data are reported on the ability of a patient with unilateral left neglect to detect the presence of a gap in broken lines. Although there were some deficits in her left field in baseline conditions, more striking was the asymmetry in the effects of attentional cueing. Ipsilesional cues facilitated...

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Main Authors: Shalev, L, Humphreys, G
Format: Journal article
Language:English
Published: 2000
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author Shalev, L
Humphreys, G
author_facet Shalev, L
Humphreys, G
author_sort Shalev, L
collection OXFORD
description Data are reported on the ability of a patient with unilateral left neglect to detect the presence of a gap in broken lines. Although there were some deficits in her left field in baseline conditions, more striking was the asymmetry in the effects of attentional cueing. Ipsilesional cues facilitated detection at far right locations most strongly. Contralesional cues facilitated detection at near left locations, but particularly when cues appeared on the far left. The results are interpreted in terms of biases in the lateral shifting of attention, with attention tending to overshoot to the right and undershoot to the left. The effects arise even when attentional engagement rather than disengagement is stressed.
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spelling oxford-uuid:57c8b1af-5436-4bda-a543-261f5e5a77212022-03-26T16:58:50ZBiased attentional shifts associated with unilateral left neglect.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:57c8b1af-5436-4bda-a543-261f5e5a7721EnglishSymplectic Elements at Oxford2000Shalev, LHumphreys, GData are reported on the ability of a patient with unilateral left neglect to detect the presence of a gap in broken lines. Although there were some deficits in her left field in baseline conditions, more striking was the asymmetry in the effects of attentional cueing. Ipsilesional cues facilitated detection at far right locations most strongly. Contralesional cues facilitated detection at near left locations, but particularly when cues appeared on the far left. The results are interpreted in terms of biases in the lateral shifting of attention, with attention tending to overshoot to the right and undershoot to the left. The effects arise even when attentional engagement rather than disengagement is stressed.
spellingShingle Shalev, L
Humphreys, G
Biased attentional shifts associated with unilateral left neglect.
title Biased attentional shifts associated with unilateral left neglect.
title_full Biased attentional shifts associated with unilateral left neglect.
title_fullStr Biased attentional shifts associated with unilateral left neglect.
title_full_unstemmed Biased attentional shifts associated with unilateral left neglect.
title_short Biased attentional shifts associated with unilateral left neglect.
title_sort biased attentional shifts associated with unilateral left neglect
work_keys_str_mv AT shalevl biasedattentionalshiftsassociatedwithunilateralleftneglect
AT humphreysg biasedattentionalshiftsassociatedwithunilateralleftneglect