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Pre-Saccadic Modulation Of The Visually Evoked Potential, Leslie Guadron
Pre-Saccadic Modulation Of The Visually Evoked Potential, Leslie Guadron
Dissertations and Theses
Saccades are rapid eye movements that allow us to focus the fovea on different parts of our visual environment. Many psychophysical studies have shown that subjects can discriminate stimuli presented at the saccadic target better than at any other location before an eye movement is made. It is believed that covert attention allotted to the intended destination of a saccade, called pre-saccadic attention, accounts for the improved discrimination of stimuli. Covert top-down attention, which consists of orienting your attention, and not your gaze, to an object in your visual periphery, is known to facilitate behavioral performance in a manner similar …