tractus posterolateralis

tractus posterolateralis
[TA] posterolateral tract: a group of nerve fibers in the lateral funiculus of the spinal cord immediately external to the posterior horn, composed in part of primary pain and temperature fibers which enter the spinal cord, travel the distance of a few segments in the dorsolateral tract, and then synapse in the posterior horn. Called also dorsolateral fasciculus or tract and Lissauer marginal zone.

Medical dictionary. 2011.

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Look at other dictionaries:

  • tractus — SYN: tract. [L. a drawing, drawing out, extent, tract, fr. traho, pp. t., to draw] t. anterolaterales SYN: anterolateral system. t. bulboreticulospinalis [TA] SYN: bulboreticulospinal tract. t. caeruleospinalis [TA] SYN: caerulospinal tract. t.… …   Medical dictionary

  • tractus spinocervicalis — [TA] spinocervical tract: a somatosensory pathway consisting of fibers that pass out of the posterior spinocerebellar tract, pass through the lateral cervical nucleus, and ascend with the medial lemniscus to the nucleus ventralis posterolateralis …   Medical dictionary

  • Lissauer column — tractus posterolateralis …   Medical dictionary

  • Spitzka-Lissauer column — tractus posterolateralis …   Medical dictionary

  • Lissauer tract — tractus posterolateralis …   Medical dictionary

  • posterolateral tract — tractus posterolateralis …   Medical dictionary

  • Lissauer marginal zone — tractus posterolateralis …   Medical dictionary

  • fasciculus — 1. SYN: fascicle. 2. SYN: cord. 3. SYN: bundle. [L. dim. of fascis, bundle] f. anterior musculi palatopharyngei [TA] SYN: anterior fascicle of palatopharyngeus (muscle). anterior f. proprius [TA] SYN: fasciculi proprii …   Medical dictionary

  • dorsolateral tract — n a slender column of white matter between the dorsal gray column and the periphery of the spinal cord called also Lissauer s tract, tract of Lissauer * * * tractus posterolateralis …   Medical dictionary

  • dorsolateral fasciculus — fasciculus dorsolateralis tractus posterolateralis …   Medical dictionary

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