renal vascular resistance calculated renal vascular resistance jsmith clinical_measurement_ontology calculated kidney vascular resistance CMO:0001899 2013-11-18T17:23:40Z A measurement that has been normalized, adjusted or derived by a mathematical process or computation, of the degree to which the blood vessels of the kidneys impede the flow of blood through them. Blood vessels are the network of muscular tubes that carry blood throughout the body. Blood is the fluid that circulates through the heart, arteries, capillaries and veins carrying nutrients and oxygen to the body tissues and metabolites away from them. Kidney is the paired organ which functions to maintain proper water and electrolyte balance, regulate acid-base concentration, and filter the blood of metabolic wastes.