pia mater
Noun
Meaning
The delicate and highly vascular membrane immediately investing the brain and spinal cord.
Source: Webster's dictionarySynonyms
cerebellum
mantle
lobe
convolution
cerebrum
fissure
pituitary gland
meninges
optic nerve
abducens nerve
optic chiasm
dura mater
oculomotor nerve
cavernous sinus
soccer mom
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Hypernyms
Examples
Blood vessels enter the central nervous system through the perivascular space above the pia mater.
Between the arachnoid mater and the pia mater is the subarachnoid space which contains cerebrospinal fluid (CSF).
The pia mater and arachnoid mater including blood vessels are seen at the top of the image.