noun[mass noun] Anatomy
Clear watery fluid which fills the space between the arachnoid membrane and the pia mater.
- Diagnosis is made by culturing the blood, cerebrospinal fluid, urine and fluid from eyes, nose and mucous membranes.
- The ventricles each contain a choroid plexus that secretes cerebrospinal fluid.
- Cultures of blood, cerebrospinal fluid, and lung tissue taken at autopsy were negative for Nocardia and other organisms.
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