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Related Experiment Videos

Preserved visual imagery in visual form agnosia

P Servos1, M A Goodale

  • 1Department of Psychology, University of Western Ontario, London, Canada.

Neuropsychologia
|November 1, 1995
PubMed
Summary

Patient D.F. with visual form agnosia retains normal visual imagery from memory. This suggests distinct neural pathways for visual perception and mental imagery, challenging previous theories.

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Visual Perception

Background:

  • Visual form agnosia is a condition characterized by an inability to perceive visual form.
  • Growing evidence suggests shared neural substrates between visual perception and visual imagery.
  • The precise relationship and neural pathways for these two processes remain under investigation.