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Related Experiment Videos

Cortical blindness and visual imagery

A Chatterjee1, M H Southwood

  • 1Department of Neurology, University of Alabama at Birmingham, USA.

Neurology
|December 1, 1995
PubMed
Summary
This summary is machine-generated.

Visual imagery does not require primary visual cortex. Studies show that even with cortical blindness, individuals can still form visual images from memory, challenging previous theories.

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Visual Perception

Background:

  • The neural basis of visual imagery is debated, with differing views on the role of primary visual cortices.
  • One hypothesis suggests primary visual cortex is essential for visual imagery, while another posits it's only involved in processing retinal input.