Adjective
(anatomy) Of, pertaining to, or connecting the medulla oblongata and the spinal cord.
Of an animal: exhibiting only the reflexes that are integrated within the spinal cord and medulla oblongata, and not those from the midbrain and cortex, as a result of decerebration.
Source: en.wiktionary.orgBulbospinal polio Approximately 19% of all paralytic polio cases have both bulbar and spinal symptoms; this subtype is called respiratory or bulbospinal polio. Source: Internet