ARACHNOID GRANULATIONS

a series of extensions found in the middle layer of the meninges (arachnoid mater) and throughout the outer layer (dura mater) that actually permit cerebrospinal fluid to drain into the bloodstream.

ARACHNOID GRANULATIONS: "Arachnoid granulations are found in the meninges are allow for fluid exchange."
Cite this page: N., Pam M.S., "ARACHNOID GRANULATIONS," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/arachnoid-granulations/ (accessed November 13, 2019).
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