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New perspectives on spinal motor systems.

E Bizzi¹, M C Tresch, P Saltiel

¹Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139-4307, USA. emilio@ai.mit.edu

Nature Reviews. Neuroscience

|March 17, 2001

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The spinal cord actively contributes to complex motor control, challenging the traditional view of its passive role. This research highlights the spinal motor system

Area of Science:

Neuroscience
Motor Control
Spinal Cord Physiology

Background:

Complex motor functions are typically linked to central brain structures like the cortex, basal ganglia, and cerebellum.
The spinal cord has traditionally been viewed as a passive relay for commands from supraspinal systems.

Purpose of the Study:

To challenge the traditional view of the spinal cord's role in motor control.
To present evidence for the spinal cord's active participation in movement production.

Main Methods:

Literature review of existing research on motor control and spinal cord function.

Main Results:

Evidence suggests the spinal motor system is an active participant in movement production.

Related Experiment Videos

The spinal cord contributes to functions previously ascribed to higher brain regions.

Conclusions:

The spinal cord plays a more active and significant role in motor control than traditionally recognized.
Re-evaluation of the spinal cord's contribution to complex motor functions is warranted.