When you apply the brakes, brake fluid is forced under pressure into the wheel cylinder, which in turn pushes the brake shoes into contact with the machined surface on the inside of the drum. When the pressure is released, return springs pull the shoes back to their rest position.
Normally, protein is not removed when the kidneys filter waste from the blood. However, when the kidneys are damaged, protein leaks through the damaged filters and is removed from the body in the urine, along with the waste products.
What happens when kidneys shut down? Experts of our center point out that kidneys can not only help discharge metabolic wastes, excess fluid, etc but also maitain useful substances. Besides, they are responsible for the adjustment of blood pressure, production of EPO and so on. When kidneys shut down, their normal operation will be influenced. As a consequence, various symptoms like high blood pressure, edema, pain, anemia, protein in urine and so on will come into being. In advanced stage, it will develop into kidney failure.