reticulospinal, a. Anat.
(rɪˌtɪkjʊləʊˈspaɪnəl)
[f. reticulo- + spinal a.]
Designating or relating to a tract of nerves in the spinal cord that originate in the reticular formation of the brain stem.
| 1956 Jrnl. Neurophysiol. XIX. 524 Two descending tracts are involved, viz. the vestibulo-spinal and the reticulo-spinal tract. 1960 Ibid. XXIII. 286 Vestibular responses at lumbosacral levels reflect activity mediated predominantly via reticulospinal pathways or their functional continuations as propriospinal intersegmental relays. 1972, 1974 [see rubro-]. 1979 Sci. Amer. Sept. 92/3 All three of these fiber systems descending into the spinal cord (reticulospinal, tectospinal, and rubrospinal tracts by name) must be seen as bearing information..that may have antecedents in wide regions of the brain. |