cerebrospinal fluid. cross section of a human brain with ventricular system

cerebrospinal fluid brain ventricular system cross closeup meninges csf membranes pia mater dura arachnoid white grey matter bone lateral ventricle spinal cord intracranial pressure lumbar puncture analysis bloodbrain barrier circulation absorption homeostasis neuroprotection cns infections meningitis subarachnoid space neurodegenerative disease structure diagram schematic vector medical science education