PPT-Estimation of Serum Urea

1 Urea Urea is the highest nonprotein nitrogen compound in the blood Urea is the major excretory product of protein metabolism It is formed by urea cycle in the liver from free ammonia . sounds.Therewerenopulmonaryralesonauscultationofthelungbases.Immediatebloodanalysisusingconventionalmethods1234revealedaserum[Na]of127mmol/l,serum[K]5.8mmol/l,blood[glucose]5.8mmol/l,serum[urea]6.4mmo Protein . Nitrogen (NPN) . Concentration. 224 PHL. Lab#5 . Non-protein nitrogen (NPN). NPN includes . the nitrogen from all nitrogenous substances . other than proteins. ..  . The NPN could be measured as a . David E. Kissel. University of Georgia. Overview. Evolution of Urea consumption. Definitions . Urea Dissolution and Diffusion. Urea Hydrolysis. Ammonia Volatilization. Research Results. Summary. Urea. Assist.Lecturer. . Aseel. . Ghassan. . Daoud. M.Sc. In pharmacy/ Clinical laboratory sciences. What is urea?. Urea is the main end product of protein metabolism.. It is formed by removal of amino group from amino acids in liver and excreted in urine.. By. Dr. Sakar Karem Abdulla. M.Sc. Clinical Biochemistry. 54. Urea. Urea is the end product of protein metabolism produced mainly in the liver by urea cycle.. Urea is the major nitrogenous excretory product and harmless compound serves as the disposal form of ammonia which is toxic.. urea cycle . converts ammonium ions to urea, which is transported to the kidneys to form urine. . . Learning Goal . Describe the formation of urea from an . ammonium ion.. Urea Cycle. The. . urea cycle in the liver cells . . Functions. Renal function tests; . Why. needed?. When should we assess renal function?. Older. . age. Family . history . of . Chronic . Kidney . disease. . (CKD). Decreased renal. . mass. Diabetes . Objective. To estimate the amount of bilirubin in serum.. Bilirubin. It . is a by. -. product of the breakdown of hemoglobin. . (Yellow color). Bilirubin. Types of Bilirubin. . Direct bilirubin. : . Introduction. The . Nitrogens. . compound present in highest concentration in the blood is urea.. Urea is the major excretory product of protein metabolism. It is formed in the liver from amino groups (-NH2) . (Krebs-. Henseleit. cycle). Ammonia is highly toxic to the central nervous system. It is converted to urea, which is much less toxic, water soluble and easily excreted in urine. . The . liver is the site of . .. Urea contributes to the establishment of the osmotic gradient in the . medullary. pyramids and the ability to form a concentrated urine in the collecting ducts. Urea transport is mediated by urea transporters, presumably by facilitated diffusion. There are at least four . CREATININE. CLEARANCE. URIC ACID. Mohammed Al-Zubaidi, PhD. Laboratory Training. Introduction. The kidneys are two bean shaped . organs lying . retroperitoneally. on each side . of the . vertebral column slightly above . Objectives:. To have a knowledge about functional units and normal functions of the kidney.. To have an idea about some examples of renal diseases.. . To know laboratory routine kidney function tests (KFTs).. . Duaa. . falah. pharmacology and toxicology. Urea. Urea is the highest non-protein nitrogen compound in the blood. . Urea . is the major excretory product of protein metabolism.. . It . is formed in the liver from free ammonia generated during protein catabolism. .