lateral corticospinal tract

lat·er·al cor·ti·co·spi·nal tract

[TA] those fibers that cross to the opposite side in the corticospinal (pyramidal) decussation and descend in the posterior half of the lateral funiculus of the spinal cord; they are distributed throughout the length of the spinal cord to interneurons of the zona intermedia of the spinal gray matter, to some of the nuclei of the posterior horn, and to interneuron pools of the anterior horn.
See also: corticospinal tract. Synonym(s): tractus corticospinalis lateralis [TA], crossed pyramidal tract, fasciculus corticospinalis lateralis, fasciculus pyramidalis lateralis, lateral pyramidal fasciculus, lateral pyramidal tract, tractus pyramidalis lateralis

lat·er·al cor·ti·co·spi·nal tract

(LCST) (lat'ĕr-ăl kōr'ti-kō-spī'năl trakt) [TA] Contralateral descending motor tract. Upper motor neurons influence the lower set either directly or indirectly.

单词	lateral corticospinal tract
释义	lateral corticospinal tract lat·er·al cor·ti·co·spi·nal tract [TA] those fibers that cross to the opposite side in the corticospinal (pyramidal) decussation and descend in the posterior half of the lateral funiculus of the spinal cord; they are distributed throughout the length of the spinal cord to interneurons of the zona intermedia of the spinal gray matter, to some of the nuclei of the posterior horn, and to interneuron pools of the anterior horn. See also: corticospinal tract. Synonym(s): tractus corticospinalis lateralis [TA], crossed pyramidal tract, fasciculus corticospinalis lateralis, fasciculus pyramidalis lateralis, lateral pyramidal fasciculus, lateral pyramidal tract, tractus pyramidalis lateralis lat·er·al cor·ti·co·spi·nal tract (LCST) (lat'ĕr-ăl kōr'ti-kō-spī'năl trakt) [TA] Contralateral descending motor tract. Upper motor neurons influence the lower set either directly or indirectly.
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