1 Electromagnetic coil, formed when a conductor is wound around a core or form to create an inductor or electromagnet.  Ignition coil, an electromagnetic induction coil used in internal combustion engines to create a pulse of high voltage for a spark plug.
systemic circulation the general circulation, carrying oxygenated blood from the left ventricle to the body tissues, and returning venous blood to the right atrium. umbilical circulation fetal circulation through the umbilical vessels. vitelline circulation the circulation through the blood vessels of the yolk sac.
Inside the Umbilical Cord. Inside the umbilical cord are three vessels: two arteries and one vein. The vein carries oxygen and nutrient-rich blood from the placenta back to your babyâs liver. There, vessels branch out to help oxygenated blood reach the heartâs four chambers.