Arachnoid villi
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- , 11 concluded that the apical portion of arachnoid villi is not covered by the collagenous cap- sule derived from dura or by endothelium.
- Just as increased CSF absorption through arachnoid villi is believed to play a role in the regulation of ICP, the same may also be true of CSF clearance through extracranial lymphatics.
- The mechanism by which the CSF is secreted through the arachnoid villi is still not clear.
- Function of the arachnoid villi is absorb cerebrospinal fluid and return it to the venous circulation.
- CSF regulation at the level of the arachnoid villi is dependent on pressure differences between the CSF and dural venous sinus (20).
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