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spinothalamic tract
(redirected from Ventral spinothalamic tract)

    Also found in: Wikipedia 0.02 sec.
spi·no·tha·lam·ic tract (spn-th-lmk)
n.
A large ascending bundle of fibers in the ventral half of the lateral funiculus of the spinal cord, arising in the posterior horn at all levels of the cord and continuing into the brainstem. It is composed in the spinal cord of a lateral part that conveys impulses associated with pain and temperature sensation and of an anterior part that is involved in tactile sensation.
spinothalamic tract
two spinal cord tracts carrying afferent nerve fibers to the thalamus; includes two principal tracts, the lemniscal and the extralemniscal systems.


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