Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Frames of reference for perception and action in the human visual system

M A Goodale1, A Haffenden

  • 1Department of Psychology, University of Western Ontario, London, Canada. goodale@uwo.ca

Neuroscience and Biobehavioral Reviews
|May 14, 1998
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Characterization of cognition in mild cognitive impairment with and without Parkinson's disease.

Clinical parkinsonism & related disorders·2021
Same author

Weightlifting exercise and the size-weight illusion.

Attention, perception & psychophysics·2013
Same author

Neural correlates of motion processing through echolocation, source hearing, and vision in blind echolocation experts and sighted echolocation novices.

Journal of neurophysiology·2013
Same author

The nature and limits of orientation and pattern processing supporting visuomotor control in a visual form agnosic.

Journal of cognitive neuroscience·2013
Same author

What is the best fixation target? The effect of target shape on stability of fixational eye movements.

Vision research·2012
Same author

Near, far, or in between?-Target edges and the transport component of prehension.

Journal of motor behavior·2009

Vision for perception and action involve separate neural systems. Studies show that unconscious visual cues can guide actions, and perceptual illusions do not affect motor responses, highlighting distinct visual processing pathways.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Visual Perception

Background:

  • Evidence suggests distinct neural mechanisms for vision guiding perception versus action.
  • Neuropsychological studies in humans reveal a division of labor within the visual system.

Purpose of the Study:

  • To explore the dissociation between visual perception and action in neurologically intact individuals.
  • To provide evidence for separate visual processing streams for perception and action.

Main Methods:

  • Review of neuropsychological and neurophysiological studies.
  • Analysis of experiments involving unseen visual events influencing limb movements.
  • Examination of studies on perceptual judgments versus skilled action scaling (e.g., Ebbinghaus illusion).

Related Experiment Videos

Main Results:

  • Unseen visual stimuli can elicit hand and limb movements without conscious awareness.
  • Perceptual judgments of object size and location can differ significantly from the motor scaling of actions directed at those objects.
  • Visual illusions like the Ebbinghaus illusion minimally impact grasping actions.

Conclusions:

  • Compelling evidence supports separate visual mechanisms for perception and action.
  • What we consciously perceive does not always dictate our physical actions.
  • These findings underscore the dual nature of visual processing in everyday behavior.