Ellis Island was approved as a site for fortifications and on it was constructed a parapet for three tiers of circular guns, making the island part of the new harbor defense system that included Castle Clinton at the Battery, Castle Williams on Governor's Island, Fort Wood on Bedloe's Island and two earthworks forts at the entrance to New York Harbor at the Verrazano Narrows.
Dialysis removes waste and fluids from your body that your kidneys are not able to remove. Dialysis also aims to keep your body in balance by correcting the levels of various toxic substances in your blood.hichever treatment is chosen, the aims of dialysis are very similar: dialysis is designed to replace several functions of the kidney. The therapy must: remove waste products, remove excess fluid and balance the amount of chemicals (electrolytes) and other substances in your body.
Renal failure, or kidney disease, results in an excess of wastes and fluids in the blood that dialysis technicians help remove through the operation of a dialysis machine. Dialysis technicians must have a thorough knowledge of how the dialysis machine functions and interacts with the human body.