cerebrospinal fluid defined in 1951 yearcerebrospinal fluid - cerebrospinal fluid (CSF);
cerebrospinal fluid - Fluid which fills the cavity inside vertebrate brain and spinal cord, and the pia-arachnoid space outside them, the inside and outside communicating by holes in the roof of the hind-brain. Secreted continuously by choroid plexuses and reabsorbed by veins of surface of brain. It is a solution of the small molecules of the blood (salt, glucose, etc.; though not in the same concentration as in the blood) almost devoid of protein and containing very few cells. About 100 ml. is present in man.
near cerebrospinal fluid in Knolik
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