KnowraFetal circulationLinked fromLinked fromThe 12 pages that link to Fetal circulation, each with the reason it gives.All 12Broader topic 2Related 4Narrower topic 5Compared with 1Patent ductus arteriosusNarrower topic: The ductus is one of the pathways that directs blood around the fetal lungs.Umbilical cordNarrower topic: The cord’s vessels form the fetal circulation’s link to the placenta.Hypoplastic left heart syndromeNarrower topic: The fetal ductus arteriosus and foramen ovale help sustain circulation before birth.Tricuspid atresiaNarrower topic: Its normal openings help explain how the defect can be tolerated before birth.Transposition of the Great VesselsNarrower topic: Fetal connections normally provide routes for mixing before newborn circulation changes.