Immune system. Immune system. (Science: immunology) The body system, made up of many organs and cells, that defends the body against infection, disease and foreign substances. The immune system is often stimulated in specific ways to fight cancer cells.
An umbilical cord clamp may be used to hold the cord in place when a cut is made to separate a newborn baby from the placenta.his procedure usually first involves clamping the cord. The umbilical cord clamp thus refers to the devices used to hold the cord in place when the cut is made, and the clamp may stay on for several days while the remaining cord attached to the baby dries.
What is the umbilical cord and what does it do? The umbilical cord is the life-line that attaches the placenta to the fetus. The umbilical cord is made up of three blood vessels: two smaller arteries which carry blood to the placenta and a larger vein which returns blood to the fetus.