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corticospinal tract |
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Corticospinal tract A tract of nerve cells that carries motor commands from the brain to the spinal cord. Mentioned in: Neurologic Exam corticospinal tract, any of two groups of nerve fibers (the anterior corticospinal tract and lateral corticospinal tract ) that originate in the cerebral cortex and run through the spinal cord. They are responsible for carrying motor fibers. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Selective linkage of GS in the paretic limb with shoulder and elbow functions coincided with known anatomical findings that axial and proximal muscles tend to have a richer supply of the ipsilateral corticospinal fibers and brain-stem descending systems than do distal muscles. |
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