Fetal circulation is fascinating! The unborn baby receives oxygen and nutrients via the placenta. The umbilical cord, with veins and arteries, is crucial. Blood bypasses the lungs through shunts like the ductus arteriosus and foramen ovale, vital in fetal circulation. This highlights how the fetal heart prepares for birth, showcasing human body's adaptability. Incredible orchestration for a seamless newborn transition!
