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Unformatted text preview: Med Terms Notes 04/21/10 Urinary System Filtration, reabsorption, and secretion Filtration: Water, sodium, potassium goes out from the blood Reabsorption: Water is reabsorbed and sometimes Na/K is reabsorbed too Ancient Theories of Urine Production Erasistratus (325-250 BC) – Horror vacui (fear of the empty)-nature wants to always fills an empty space-liquid in the blood is thicker than the blood itself-water moves to a more empty place (from vein to kidney to bladder) Asclepiades – pores and vapors throughout the body-when we drink water, it vaporizes in the stomach and goes to kidney and then the urinary bladder (sponge) Galen- faculty of parts -urine is a waste product-kidney has a power to attract urine and then getting rid of it Therapeutic Terms Dialysis- (Gr. Dialysis- separating, a loosing of one from another, dissolution)-Hemodialysis- filtering of the blood using a machine due to renal failure-Peritoneal dialysis- fluid is given to a patient and the fluid attracts metabolic waste and then you...
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This note was uploaded on 11/11/2010 for the course PHY 302K taught by Professor Kaplunovsky during the Spring '08 term at University of Texas.
- Spring '08