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Related Concept Videos

Association Areas of the Cortex01:21

Association Areas of the Cortex

Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...

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Related Experiment Video

Updated: May 11, 2026

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

Fixational saccades reflect volitional action preparation.

Masayuki Watanabe1, Yuka Matsuo, Ling Zha

  • 1Centre for Neuroscience Studies, Queen's University, Kingston, Ontario, Canada. colliculus@gmail.com

Journal of Neurophysiology
|May 3, 2013
PubMed
Summary
This summary is machine-generated.

Fixational eye movements, specifically fixational saccades, can predict the success of future volitional actions. These subtle eye movements reflect cognitive control processes and may serve as biomarkers for action preparation difficulties.

Keywords:
antisaccadedecision makingexecutive functionfixationmicrosaccade

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Last Updated: May 11, 2026

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

Using Saccadometry with Deep Brain Stimulation to Study Normal and Pathological Brain Function
05:44

Using Saccadometry with Deep Brain Stimulation to Study Normal and Pathological Brain Function

Published on: July 14, 2016

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Ophthalmology

Background:

  • Volitional actions are guided by preparatory cognitive control processes.
  • Neural circuits involving the cerebral cortex and basal ganglia regulate action preparation.
  • Covert preparatory processes are typically studied using neuroimaging and event-related potentials.

Purpose of the Study:

  • To investigate if overt responses, specifically fixational saccades, can measure covert volitional action preparation.
  • To analyze the relationship between fixational saccade dynamics and behavioral outcomes in an antisaccade task.

Main Methods:

  • Adult humans maintained fixation on a central stimulus while preparing for a volitional saccade.
  • Fixational saccades (including microsaccades) were analyzed during the preparation period.
  • The antisaccade paradigm was employed to assess saccade facilitation and suppression.

Main Results:

  • Fixational saccades before stimulus appearance indicated preparatory states of saccade facilitation and suppression.
  • These saccades correlated significantly with the behavioral success or failure in canceling inappropriate saccades.
  • Fixational saccades accounted for substantial individual differences in antisaccade task performance.

Conclusions:

  • Fixational saccades serve as measurable indicators of volitional action preparation.
  • These eye movements can predict the outcome of future volitional actions.
  • Fixational saccades show potential as biomarkers for identifying individuals with impaired volitional action preparation.