Kalmar "arteria choroidea" jumla ce ta Latin da ke fassara zuwa "choroid artery" a Turanci. Jijiyoyin choroid wata hanyar sadarwa ce ta tasoshin jini da ke ba da jini zuwa ga choroid plexus, wanda wani bangare ne na kwakwalwa wanda ke samar da ruwa na cerebrospinal. Kwayar ƙwayar cuta ta choroid tana cikin ventricles na kwakwalwa, kuma aikinta shine tace jini da samar da ruwa na cerebrospinal. Jijiya choroidea ita ce ke da alhakin samar da plexus choroid tare da iskar oxygen da abinci mai gina jiki, da kuma cire kayan sharar gida daga wannan yanki na kwakwalwa.