Arachnoid Mater

by
Last updated: Nov 20th, 2024
Arachnoid Mater
Click to View Larger Image

The arachnoid mater is the middle of the meningeal layers, and as its name implies, appears spider-like or more specifically has the appearance of a spider web. The arachnoid mater lies superior to the subarachnoid space, which is located between the arachnoid membrane and the pia mater.