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subarachnoid space

subarachnoid space The subarachnoid space is the area between the arachnoid membrane and the pia mater.

The subarachnoid space is the area between the arachnoid membrane and the pia mater. It is filled with cerebrospinal fluid and contains major blood vessels that supply the brain and spinal cord.

Sources

Drafting source: U.S. National Library of Medicine. Medical Subject Headings (MeSH), 2026 descriptor edition. “Subarachnoid Space” (D013346).
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PsychTerms (psychterms.org), CC BY 4.0, version 1. “subarachnoid space.” Development preview.

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subarachnoid space

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Sources

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