The middle layer of the meninges, named for its spider web-like appearance, is the ____.

A) subarachnoid space
B) dura mater
C) pia mater
D) epidural space
E) arachnoid mater

Arachnoid mater

A delicate membrane that is one of the three layers (meninges) surrounding the brain and spinal cord, providing protection.

Meninges

Membranes that protect the brain and spinal cord.

Subarachnoid space

The area between the arachnoid membrane and pia mater around the brain and spinal cord, filled with cerebrospinal fluid.