rubrospinal
adjective
ru·bro·spi·nal
ˌrü-brō-ˈspī-nᵊl 
1
: of, relating to, or connecting the red nucleus and the spinal cord
2
: of, relating to, or constituting a tract of crossed nerve fibers passing from the red nucleus to the spinal cord and relaying impulses from the cerebellum and corpora striata to the motor neurons of the spinal cord
Cite this Entry
“Rubrospinal.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/rubrospinal. Accessed 23 May. 2025.
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