The impact of the umbilical circulation on the fetus.
D000818:Animals; D001783:Blood Flow Velocity; D001794:Blood Pressure; D001835:Body Weight; D005321:Extraembryonic Membranes / Q000098:blood supply; D005260:Female; D005333:Fetus / Q000098:blood supply; D005865:Gestational Age; D007022:Hypotension / Q000503:physiopathology; D000860:Hypoxia / Q000378:metabolism; D008431:Maternal-Fetal Exchange / Q000502:physiology*; D008722:Methods; D010101:Oxygen Consumption; D010477:Perfusion; D010920:Placenta / Q000098:blood supply; D011247:Pregnancy; D012756:Sheep; D014469:Umbilical Arteries / Q000502:physiology*; D014470:Umbilical Cord / Q000502:physiology; D014471:Umbilical Veins / Q000502:physiology*