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Memory and imagery in the temporal lobe

K Sakai1, Y Miyashita

  • 1Department of Physiology, School of Medicine, University of Tokyo, Japan.

Current Opinion in Neurobiology
|April 1, 1993
PubMed
Summary

Visual information storage and retrieval involve interactions between the temporal association area and medial temporal lobe structures. New evidence suggests perception and memory share neural mechanisms in the temporal neocortex, potentially including imagery.

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Area of Science:

  • Neuroscience
  • Cognitive Neuroscience
  • Primate Studies

Background:

  • Primate studies suggest visual information storage and retrieval depend on temporal association areas and medial temporal lobe structures.
  • Understanding the neural basis of memory and perception is crucial for cognitive neuroscience.

Purpose of the Study:

  • To investigate the relationship between perceptual aspects of the temporal neocortex and its memory functions.
  • To explore the neural mechanisms underlying visual memory retrieval and imagery.

Main Methods:

  • Review of experimental and clinical studies in primates.
  • Analysis of recent single-neuron recording findings.

Main Results:

  • Evidence indicates a close relationship between perceptual functions in the temporal neocortex and associative memory.
  • Findings suggest that the neural mechanisms for memory retrieval may also implement imagery.

Conclusions:

  • The temporal association area and medial temporal lobe structures are key for visual information processing and memory.
  • Shared neural mechanisms likely underlie perception, memory retrieval, and imagery in the temporal neocortex.

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