ECO 100 Lecture Notes - Lecture 8: Nephritis, Renal Osteodystrophy, Iga Nephropathy
Document Summary
Module 9 diseases of the kidney and urinary tract. Amount of blood kidneys filter per day = 1700l. Amount of urine filtered from 1700l blood per day = 1l. Percentage of blood kidneys receive from the heart = 25% 3 main functions of the kidney : elimination of waste from blood, homeostasis, hormonal activity. Primary role of kidney = to filter blood. Elimination of waste from blood = eg. drugs, toxins, poisons, metabolic waste products. D precursors to a more active form (affects ca++ absorption/metabolism: release of a erythropoietin hormone that stimulates red blood cell (rbc) production in bone marrow. General anatomy of kidney = paired organs surrounded by a supporting and insulating layer of fat. Anatomic location of kidney = in the connective tissue behind the abdominal cavity (retroperitoneum) just below the level of the 12th ribs. Relative size and weight of kidneys = 11cm long and ~150g.
