The pia is a delicate layer of epithelial cells associated with loose fibrocollagenous tissue. It lies external to a basement membrane which completely surrounds the CNS.
=== Slide 28872, Cerebral Cortex (H&E) ===
With H&E, the meninges as well as the various layers of the cerebral cortex are visible. Distinguish the general regions of the cerebral cortex:
*Meninges consisting of the pia mater.
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=== Slide 14, Cerebellum (H&E) ===