Nervous System

Central Nervous System

What are the functions of cerebrospinal fluid?

Cerebrospinal fluid has three important, life-sustaining functions: 1) to keep the brain tissue buoyant, acting as a cushion or “shock absorber”; 2) to act as the vehicle for delivering nutrients to the brain and removing waste; and 3) to flow between the cranium and spine to compensate for changes in intracranial blood volume (the amount of blood within the brain).


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