CSF is except
Cerebro spinal fluid

Clear colorless bodily fluid found in the brain and spine
Produced in the choroid plexus of the brain
Acts as a cushion or buffer for the cortex, providing a basic mechanical and immunological protection to the brain inside the skull
Serves a vital function in cerebral autoregulation of cerebral blood flow.
Occupies the subarachnoid space (the space between the arachnoid mater and the pia mater) and the ventricular system around and inside the brain and spinal cord.
Constitutes the content of the ventricles, cisterns, and sulci of the brain, and central canal of the spinal cord.

Circulation of CSF
Formed mainly in choroid plexus
10% drain cerebral lymphatics
Flow from lateral ventricles through
Mostly found in pelvic bones than in spine