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Related Concept Videos

Auditory Perception01:17

Auditory Perception

The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...
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Is proprioception important for skilled performance?

B Jones1

  • 1a Department of Psychology , University of Waterloo.

Journal of Motor Behavior
|August 17, 2013
PubMed
Summary
This summary is machine-generated.

The outflow model, not the inflow model, better explains how we sense our own body movements without external cues. This central monitoring of efference offers a simpler explanation for proprioception.

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Area of Science:

  • Neuroscience
  • Motor Control
  • Human Performance

Background:

  • Understanding self-movement perception is crucial for motor control.
  • Existing theories often rely on sensory feedback (inflow model).
  • Alternative explanations, like central efference monitoring (outflow model), require investigation.

Purpose of the Study:

  • To critically evaluate existing models of proprioception.
  • To determine the most parsimonious explanation for sensing self-motion without external feedback.
  • To compare the inflow and outflow models of movement perception.

Main Methods:

  • Review of physiological studies.
  • Analysis of human performance data.
  • Critical evaluation of evidence supporting different proprioceptive models.

Main Results:

  • Evidence for the commonly assumed proprioceptive inflow model is inadequate.
  • The central monitoring of efference (outflow) model offers a more parsimonious explanation.
  • The outflow model sufficiently explains displacement information for timing efferent events.

Conclusions:

  • The outflow model provides a superior explanation for proprioception compared to the inflow model.
  • Rethinking the mechanisms of self-movement perception is necessary.
  • Central efference monitoring is a key component in understanding our sense of movement.