Sounds are remapped across saccades

Abstract To achieve visual space constancy, our brain remaps eye-centered projections of visual objects across saccades. Here, we measured saccade trajectory curvature following the presentation of visual, auditory, and audiovisual distractors in a double-step saccade task to investigate if this sta...

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Autores principales: Martin Szinte, David Aagten-Murphy, Donatas Jonikaitis, Luca Wollenberg, Heiner Deubel
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2020
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Acceso en línea:https://doaj.org/article/2bdb7796c9404c67b361c55a98377903
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spelling oai:doaj.org-article:2bdb7796c9404c67b361c55a983779032021-12-02T15:10:30ZSounds are remapped across saccades10.1038/s41598-020-78163-y2045-2322https://doaj.org/article/2bdb7796c9404c67b361c55a983779032020-12-01T00:00:00Zhttps://doi.org/10.1038/s41598-020-78163-yhttps://doaj.org/toc/2045-2322Abstract To achieve visual space constancy, our brain remaps eye-centered projections of visual objects across saccades. Here, we measured saccade trajectory curvature following the presentation of visual, auditory, and audiovisual distractors in a double-step saccade task to investigate if this stability mechanism also accounts for localized sounds. We found that saccade trajectories systematically curved away from the position at which either a light or a sound was presented, suggesting that both modalities are represented in eye-centered oculomotor centers. Importantly, the same effect was observed when the distractor preceded the execution of the first saccade. These results suggest that oculomotor centers keep track of visual, auditory and audiovisual objects by remapping their eye-centered representations across saccades. Furthermore, they argue for the existence of a supra-modal map which keeps track of multi-sensory object locations across our movements to create an impression of space constancy.Martin SzinteDavid Aagten-MurphyDonatas JonikaitisLuca WollenbergHeiner DeubelNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 10, Iss 1, Pp 1-11 (2020)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Martin Szinte
David Aagten-Murphy
Donatas Jonikaitis
Luca Wollenberg
Heiner Deubel
Sounds are remapped across saccades
description Abstract To achieve visual space constancy, our brain remaps eye-centered projections of visual objects across saccades. Here, we measured saccade trajectory curvature following the presentation of visual, auditory, and audiovisual distractors in a double-step saccade task to investigate if this stability mechanism also accounts for localized sounds. We found that saccade trajectories systematically curved away from the position at which either a light or a sound was presented, suggesting that both modalities are represented in eye-centered oculomotor centers. Importantly, the same effect was observed when the distractor preceded the execution of the first saccade. These results suggest that oculomotor centers keep track of visual, auditory and audiovisual objects by remapping their eye-centered representations across saccades. Furthermore, they argue for the existence of a supra-modal map which keeps track of multi-sensory object locations across our movements to create an impression of space constancy.
format article
author Martin Szinte
David Aagten-Murphy
Donatas Jonikaitis
Luca Wollenberg
Heiner Deubel
author_facet Martin Szinte
David Aagten-Murphy
Donatas Jonikaitis
Luca Wollenberg
Heiner Deubel
author_sort Martin Szinte
title Sounds are remapped across saccades
title_short Sounds are remapped across saccades
title_full Sounds are remapped across saccades
title_fullStr Sounds are remapped across saccades
title_full_unstemmed Sounds are remapped across saccades
title_sort sounds are remapped across saccades
publisher Nature Portfolio
publishDate 2020
url https://doaj.org/article/2bdb7796c9404c67b361c55a98377903
work_keys_str_mv AT martinszinte soundsareremappedacrosssaccades
AT davidaagtenmurphy soundsareremappedacrosssaccades
AT donatasjonikaitis soundsareremappedacrosssaccades
AT lucawollenberg soundsareremappedacrosssaccades
AT heinerdeubel soundsareremappedacrosssaccades
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