The umbilical artery transports blood from the fetus to the placenta, whereas the umbilical vein brings blood from the placenta to the fetus. In what way do the contents of the umbilical artery differ from those in the umbilical vein?
Biology 0610 · IGCSE · Circulatory systems
The umbilical artery transports blood from the fetus to the placenta, whereas the umbilical vein brings blood from the placenta to the fetus. In what way do the contents of the umbilical artery differ from those in the umbilical vein?