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1. removal of a substance from the blood by the kidney. 2. a measure of the rate of such removal; given by the formula C = V Ч U/P, where C is the clearance, V the urine volume in mL/min, U the urine concentration of the substance, and P the plasma concentration. See also clearances of specific substances such as p-aminohippurate c., creatinine c., inulin c., and urea c.Medical dictionary. 2011.
renal clearance — clearance … The new mediacal dictionary
Renal clearance ratio — The renal clearance ratio or fractional excretion is a measure of the speed at which a constituent of urine passes through the kidneys. It is defined by following equation:: clearance ratio of X = frac{C x}{C {in *X is the analyte substance *Cx… … Wikipedia
renal clearance — noun Date: 1948 clearance 3 … New Collegiate Dictionary
renal clearance — noun A measure of the ability of the kidneys to remove a specific substance from the bloodstream Syn: clearance … Wiktionary
renal clearance — noun : clearance 2g … Useful english dictionary
clearance — renal clearance; n. a quantitative measure of the rate at which waste products are removed from the blood by the kidneys. It is expressed in terms of the volume of blood that could be completely cleared of a particular substance in one minute … The new mediacal dictionary
Renal function — Diagram showing the basic physiologic mechanisms of the kidney Renal function, in nephrology, is an indication of the state of the kidney and its role in renal physiology. Glomerular filtration rate (GFR) describes the flow rate of filtered fluid … Wikipedia
renal system — ▪ anatomy Introduction in humans (human body), organ system that includes the kidneys, where urine is produced, and the ureters, bladder, and urethra for the passage, storage, and voiding of urine. In many respects the human excretory, or… … Universalium
Clearance (medicine) — In medicine, the clearance is a measurement of the renal excretion ability. Although clearance may also involve other organs than the kidney, it is almost synonymous with renal clearance or renal plasma clearance. Each substance has a specific… … Wikipedia
Renal physiology — This illustration demonstrates the normal kidney physiology. It also includes illustrations showing where some types of diuretics act, and what they do. Renal physiology (Latin rēnēs, kidney ) is the study of the physiology of the kidney. This… … Wikipedia
