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PCA

PCA PCA refers to the posterior cerebral artery, a blood vessel that arises where the basilar artery splits and then divides into three branches.

PCA refers to the posterior cerebral artery, a blood vessel that arises where the basilar artery splits and then divides into three branches.

Also see

Sources

Drafting source: NCI Thesaurus. Flat export snapshot 2026-10-18. “Posterior Cerebral Artery” (C12831).
CC-BY-4.0 · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: b27ca135beadd46c343d248135377c5077c5447fe11b93803bfab866b84fcd38

These citations identify the drafting sources. 2/2 independent reader passes against the pinned source packet. The drafter does not count as a reader. Source institutions do not endorse this dictionary.

Cite this entry

PsychTerms (psychterms.org), CC BY 4.0, version 1. “PCA.” Development preview.

Version 1 · SHA-256: 221885157b8b3424be534233c0c8a4d3690d4b5f9fda51b62aec07f17b8b4818

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