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.
Adjusting the screw closes the jaw and applies pressure. C-clamps are used to hold to objects flush together. F-Clamp. Also known as a bar clamp, the F-clamp has one fixed jaw at the end of a bar and another jaw that slides along the bar to adjust capacity and pressure. F-clamps are made for larger objects, with bars measuring up to several feet in length.