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Pia Mater
inner, delicate tissue rich with tiny blood vessels; clings tightly to the surface of the brain, following every condition
arachnoid mater
middle layer that forms a loose covering that never dips into the cerebral sulci
Cerebrospinal Fluid (CSF)
Forms a liquid cushion in and around the brain and spinal cord, giving buoyancy to the CNS
Reduces weight of brain by 97%, preventing pressure under its own weight
protects the CNS from blows and other trauma helps nourish the brain
Author
jstn760
ID
50244
Card Set
ch 12
Description
test
Updated
2010-11-17T20:53:17Z
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