Chorioidea ve choroid plexus terimleri farklı anlamlara sahiptir:
Chorioidea, beynin ventriküllerinin iç duvarlarını kaplayan ve pia mater zarında bulunan bir alanı ifade eder 45.
Choroid plexus ise bu zarın özelleşmiş bir bölgesidir ve ventriküllerde cerebrospinal sıvı (BOS) üreten bir ağ şeklinde kılcal damarlar ve ependimal hücrelerden oluşur 12.
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anlamlara sahiptir:\n\n- **Chorioidea**, beynin ventriküllerinin iç duvarlarını kaplayan ve pia mater zarında bulunan bir alanı ifade eder [```4```](https://www.kenhub.com/en/library/anatomy/choroid-plexus)[```5```](https://biologydictionary.net/choroid-plexus/).\n- **Choroid plexus** ise bu zarın özelleşmiş bir bölgesidir ve ventriküllerde cerebrospinal sıvı (BOS) üreten bir ağ şeklinde kılcal damarlar ve ependimal hücrelerden oluşur [```1```](https://www.elsevier.com/resources/anatomy/nervous-system/central-nervous-system/choroid-plexus-of-third-and-fourth-ventricles/23689)[```2```](https://www.thoughtco.com/ventricular-system-of-the-brain-3901496).","sources":[{"sourceId":1,"url":"https://www.elsevier.com/resources/anatomy/nervous-system/central-nervous-system/choroid-plexus-of-third-and-fourth-ventricles/23689","title":"Choroid Plexus of Third and Fourth Ventricles | 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