Trans-saccadic processing of visual and motor planning during sequential eye movements
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| Publicado en: | Experimental Brain Research vol. 215, no. 1 (Nov 2011), p. 13 |
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| Otros Autores: | , , |
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Springer Nature B.V.
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| Acceso en línea: | Citation/Abstract Full Text Full Text - PDF |
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| 100 | 1 | |a Ray, Supriya | |
| 245 | 1 | |a Trans-saccadic processing of visual and motor planning during sequential eye movements | |
| 260 | |b Springer Nature B.V. |c Nov 2011 | ||
| 513 | |a Feature Journal Article Comparative Study | ||
| 520 | 3 | |a How the brain maintains perceptual continuity across eye movements that yield discontinuous snapshots of the world is still poorly understood. In this study, we adapted a framework from the dual-task paradigm, well suited to reveal bottlenecks in mental processing, to study how information is processed across sequential saccades. The pattern of RTs allowed us to distinguish among three forms of trans-saccadic processing (no trans-saccadic processing, trans-saccadic visual processing and trans-saccadic visual processing and saccade planning models). Using a cued double-step saccade task, we show that even though saccade execution is a processing bottleneck, limiting access to incoming visual information, partial visual and motor processing that occur prior to saccade execution is used to guide the next eye movement. These results provide insights into how the oculomotor system is designed to process information across multiple fixations that occur during natural scanning.[PUBLICATION ABSTRACT] How the brain maintains perceptual continuity across eye movements that yield discontinuous snapshots of the world is still poorly understood. In this study, we adapted a framework from the dual-task paradigm, well suited to reveal bottlenecks in mental processing, to study how information is processed across sequential saccades. The pattern of RTs allowed us to distinguish among three forms of trans-saccadic processing (no trans-saccadic processing, trans-saccadic visual processing and trans-saccadic visual processing and saccade planning models). Using a cued double-step saccade task, we show that even though saccade execution is a processing bottleneck, limiting access to incoming visual information, partial visual and motor processing that occur prior to saccade execution is used to guide the next eye movement. These results provide insights into how the oculomotor system is designed to process information across multiple fixations that occur during natural scanning. | |
| 650 | 1 | 2 | |a Anticipation, Psychological |x physiology |
| 650 | 2 | 2 | |a Eye Movements |x physiology |
| 650 | 2 | 2 | |a Humans |
| 650 | 1 | 2 | |a Photic Stimulation |x methods |
| 650 | 1 | 2 | |a Psychomotor Performance |x physiology |
| 650 | 1 | 2 | |a Reaction Time |x physiology |
| 650 | 1 | 2 | |a Saccades |x physiology |
| 650 | 1 | 2 | |a Visual Perception |x physiology |
| 653 | |a Information processing | ||
| 653 | |a Hypotheses | ||
| 653 | |a Brain research | ||
| 653 | |a Planning | ||
| 653 | |a Visual processing | ||
| 653 | |a Perceptions | ||
| 653 | |a Brain | ||
| 653 | |a Information | ||
| 653 | |a Cognition | ||
| 700 | 1 | |a Bhutani, Neha | |
| 700 | 1 | |a Kapoor, Vishal | |
| 700 | 1 | |a Murthy, Aditya | |
| 773 | 0 | |t Experimental Brain Research |g vol. 215, no. 1 (Nov 2011), p. 13 | |
| 786 | 0 | |d ProQuest |t Health & Medical Collection | |
| 856 | 4 | 1 | |3 Citation/Abstract |u https://www.proquest.com/docview/898238479/abstract/embedded/L8HZQI7Z43R0LA5T?source=fedsrch |
| 856 | 4 | 0 | |3 Full Text |u https://www.proquest.com/docview/898238479/fulltext/embedded/L8HZQI7Z43R0LA5T?source=fedsrch |
| 856 | 4 | 0 | |3 Full Text - PDF |u https://www.proquest.com/docview/898238479/fulltextPDF/embedded/L8HZQI7Z43R0LA5T?source=fedsrch |