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Choroid plexus
Pronunciation
Definition 1
A network of blood vessels and cells in the ventricles (fluid-filled spaces) of the brain. The blood vessels are covered by a thin layer of cells that make cerebrospinal fluid. (NCI Dictionary)
Definition 2
Blood vessels forming villous structures in the third, fourth, and lateral ventricles of the brain. (NCI Thesaurus)
Definition 3
A villous structure of tangled masses of BLOOD VESSELS contained within the third, lateral, and fourth ventricles of the BRAIN. It regulates part of the production and composition of CEREBROSPINAL FLUID. (NLM, Medical Subject Headings)
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