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Interactions between motor commands and somatic perception in sensorimotor cortex

R J Nelson1

  • 1Department of Anatomy and Neurobiology, University of Tennessee, 875 Monroe Avenue, Memphis, Tennessee 38163, USA. rnelson@utmem1.utmem.edu

Current Opinion in Neurobiology
|December 1, 1996
PubMed
Summary
This summary is machine-generated.

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Interactions between motor commands and sensory perception in the brain are now demonstrable. Movement-generating mechanisms modify sensory processing in the sensorimotor cortex, potentially involving corollary discharge and efference copy.

Area of Science:

  • Neuroscience
  • Sensorimotor Integration
  • Motor Control

Background:

  • The interaction between motor commands and sensory perception within the sensorimotor cortex has long been hypothesized.
  • Demonstrating this sensorimotor interaction has historically presented significant challenges.

Purpose of the Study:

  • To investigate and demonstrate the interaction between motor commands and somatic perception.
  • To explore how movement-generating mechanisms influence cortical activity related to sensation and perception.

Main Methods:

  • Utilizing recent advancements in neuroscientific research methods.
  • Analyzing cortical activity patterns during sensorimotor tasks.

Main Results:

  • Recent studies have successfully demonstrated the interaction between motor commands and somatic perception.

Related Experiment Videos

  • Cortical activity associated with somatic sensation and perception is demonstrably modified by movement-generating mechanisms.
  • Conclusions:

    • The sensorimotor cortex exhibits dynamic interactions between motor output and sensory processing.
    • Mechanisms such as corollary discharge and efference copy are proposed to play a role in modulating motor behavior and sensory feedback.