The human central nervous system discharges carbon dioxide and lactic acid into the cerebrospinal fluid.
Tetsuya AkaishiEiko OnishiMichiaki AbeHiroaki ToyamaKota IshizawaMichio KumagaiRyosuke KuboIchiro NakashimaMasashi AokiMasanori YamauchiTadashi IshiiPublished in: Fluids and barriers of the CNS (2019)
Carbon dioxide and lactic acid are discharged into the circulating cerebrospinal fluid, as well as into the venules. The level of carbon dioxide in the cerebrospinal fluid significantly decreased with age.