Tim Taylor is a senior writer at Innerbody Research focusing on human anatomy and physiology. Tim earned both his Bachelor of Science degree in Biology and his Master's degree in Teaching from the University of Pittsburgh.

Last updated: Dec 9th, 2024

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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.

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