What is the fibrous connective tissue layer that attaches to the bony walls of the spinal cord?
A) dura mater
B) arachnoid mater
C) pia mater
D) epidural space
A
Explanation:
B) The arachnoid mater is the middle meningeal layer.
C) The pia mater attaches directly to the spinal cord.
D) The epidural space is underneath the dura mater.
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