pyramidal tracts of spinal cord

pyramidal tracts of spinal cord
corticospinal t's of spinal cord; see tractus corticospinalis lateralis and tractus corticospinalis anterior.

Medical dictionary. 2011.

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  • corticospinal tracts of spinal cord — the two spinal cord tracts that are continuations of the pyramidal tract of the medulla oblongata; see tractus corticospinalis lateralis and tractus corticospinalis anterior. Called also pyramidal t s of spinal cord …   Medical dictionary

  • pyramidal tract — noun any of the important motor nerves on each side of the central nervous system that run from the sensorimotor areas of the cortex through the brainstem to motor neurons of the cranial nerve nuclei and the ventral root of the spinal cord • Syn …   Useful english dictionary

  • Corticospinal tract — Pyramidal tract redirects here. This page refers to the nerve fibres underlying the pyramids. For the actual area of the brain, Pyramids, see Pyramid of medulla oblongata. Brain: Corticospinal tract Deep dissection of brain stem. Lateral view. (… …   Wikipedia

  • tract — An elongated area, e.g., path, track, way. SEE ALSO: fascicle. SYN: tractus. [L. tractus, a drawing out] alimentary t. SYN: digestive t.. anterior corticospinal t. uncrossed fibers forming a small bundle in the anterior funiculus of the …   Medical dictionary

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