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Related Concept Videos

Major Somatic Sensory Pathways01:28

Major Somatic Sensory Pathways

Sensory impulses related to touch, pressure, vibration, and proprioception from various body parts, such as the limbs, trunk, neck, and posterior head, travel to the cerebral cortex through the posterior column-medial lemniscus pathway. The pathway’s name derives from the two white-matter tracts that convey the impulses: the spinal cord's posterior column and the brainstem's medial lemniscus. First-order sensory neurons extend their axons into the spinal cord, forming the posterior columns...
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:
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Hierarchy of Motor Control01:18

Hierarchy of Motor Control

The hierarchy of motor control refers to the different levels of organization and processing involved in controlling movement in the body. These levels range from higher cortical areas involved in planning and decision-making to lower spinal cord reflexes that respond automatically to external stimuli.
Visual Agnosia01:12

Visual Agnosia

Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round end"...

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Related Experiment Video

Updated: May 29, 2026

An Emerging Target Paradigm to Evoke Fast Visuomotor Responses on Human Upper Limb Muscles
09:27

An Emerging Target Paradigm to Evoke Fast Visuomotor Responses on Human Upper Limb Muscles

Published on: August 25, 2020

Visual salience dominates early visuomotor competition in reaching behavior.

Daniel K Wood1, Jason P Gallivan, Craig S Chapman

  • 1Neuroscience Program, University of Western Ontario, London, ON, Canada.

Journal of Vision
|September 24, 2011
PubMed
Summary

Visual salience, like target brightness, biases reach planning toward brighter options. This effect is time-dependent, showing how visual cues influence movement decisions.

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

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Related Experiment Videos

Last Updated: May 29, 2026

An Emerging Target Paradigm to Evoke Fast Visuomotor Responses on Human Upper Limb Muscles
09:27

An Emerging Target Paradigm to Evoke Fast Visuomotor Responses on Human Upper Limb Muscles

Published on: August 25, 2020

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

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Published on: April 16, 2014

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

Area of Science:

  • Cognitive Neuroscience
  • Motor Control
  • Visual Perception

Background:

  • Reach planning involves selecting a target from multiple options.
  • Visual factors like salience can influence decision-making processes.

Purpose of the Study:

  • To investigate if visual salience affects target selection during reach planning.
  • To determine the time-dependency of salience bias in reach execution.

Main Methods:

  • Participants performed rapid pointing movements to multiple potential targets.
  • Visual salience was manipulated by varying target luminance.
  • Reach trajectories were analyzed to assess target selection bias.

Main Results:

  • Initial reach trajectories were biased toward more visually salient targets.
  • This bias persisted even when non-salient targets were more probable.
  • A preview period reduced the salience bias, indicating a time-dependent effect.

Conclusions:

  • Task-irrelevant visual salience significantly influences reach planning.
  • The impact of salience on movement decisions is modulated by time.