Influence of gaze direction on pointing to unseen proprioceptive targets

The question of how sensory information is encoded and integrated for goal-directed movements is a major topic in action research. Here we studied the influence of the direction of gaze on a task in which healthy individuals were required to point to their own unseen fingertip. An effect of the posi...

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Main Authors: Annabelle Blangero, Yves Rossetti, Jacques Honoré, Laure Pisella
Format: Article
Language:English
Published: University of Economics and Human Sciences in Warsaw 2005-01-01
Series:Advances in Cognitive Psychology
Subjects:
Online Access:http://ac-psych.org/?id=2&rok=2005#article_2
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author Annabelle Blangero
Yves Rossetti
Jacques Honoré
Laure Pisella
author_facet Annabelle Blangero
Yves Rossetti
Jacques Honoré
Laure Pisella
author_sort Annabelle Blangero
collection DOAJ
description The question of how sensory information is encoded and integrated for goal-directed movements is a major topic in action research. Here we studied the influence of the direction of gaze on a task in which healthy individuals were required to point to their own unseen fingertip. An effect of the position of gaze on pointing, leading to pointing errors in the direction opposite to the gaze position, was obtained in the range of 11° but vanished for 22°. These results suggest that targets of aiming movements performed with an unseen arm may be encoded in retinal coordinates even when the target is encoded in a nonvisual modality and remains unseen.
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spelling doaj.art-ec00fa3ca7cf4095a483aaccc01609ce2022-12-22T02:13:26ZengUniversity of Economics and Human Sciences in WarsawAdvances in Cognitive Psychology1895-11712005-01-0111916Influence of gaze direction on pointing to unseen proprioceptive targetsAnnabelle BlangeroYves RossettiJacques HonoréLaure PisellaThe question of how sensory information is encoded and integrated for goal-directed movements is a major topic in action research. Here we studied the influence of the direction of gaze on a task in which healthy individuals were required to point to their own unseen fingertip. An effect of the position of gaze on pointing, leading to pointing errors in the direction opposite to the gaze position, was obtained in the range of 11° but vanished for 22°. These results suggest that targets of aiming movements performed with an unseen arm may be encoded in retinal coordinates even when the target is encoded in a nonvisual modality and remains unseen.http://ac-psych.org/?id=2&rok=2005#article_2GazePointingProprioceptiveRetinal coordinatesSensori-motor
spellingShingle Annabelle Blangero
Yves Rossetti
Jacques Honoré
Laure Pisella
Influence of gaze direction on pointing to unseen proprioceptive targets
Advances in Cognitive Psychology
Gaze
Pointing
Proprioceptive
Retinal coordinates
Sensori-motor
title Influence of gaze direction on pointing to unseen proprioceptive targets
title_full Influence of gaze direction on pointing to unseen proprioceptive targets
title_fullStr Influence of gaze direction on pointing to unseen proprioceptive targets
title_full_unstemmed Influence of gaze direction on pointing to unseen proprioceptive targets
title_short Influence of gaze direction on pointing to unseen proprioceptive targets
title_sort influence of gaze direction on pointing to unseen proprioceptive targets
topic Gaze
Pointing
Proprioceptive
Retinal coordinates
Sensori-motor
url http://ac-psych.org/?id=2&rok=2005#article_2
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AT yvesrossetti influenceofgazedirectiononpointingtounseenproprioceptivetargets
AT jacqueshonore influenceofgazedirectiononpointingtounseenproprioceptivetargets
AT laurepisella influenceofgazedirectiononpointingtounseenproprioceptivetargets