PSL 201 Lecture 6 - PSL 201 > Mavrogiannis > Renal Lecture...

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PSL 201 > Mavrogiannis > Renal Lecture 1 Kidney maintains homeostasis—needed for cell survival. Primary function: Regulate plasma ions – Na+, K+, Cl-, Ca2+, Mg2+ and HPO42-/H2PO4- Plasma volume & osmolarity – therefore control total blood volume and blood pressure and the solute concentration of the plasma. Ph- concentration of bicarbonate Metabolic waste- gets rid of urea and uric acid. Secondary function: Endocrine: Secrete- hormones – Erythropoietin ( makes erythrocytes RBC) in bonemarrow Secrete enzyme- rennin makes hormone angiotensin II- regulates salt and water balance Activates Vitamin D3- regulates blood calcium lvl. Metabolic: Gluconeogenesis. During fasting using glycerol from F.A catabolism. Macroscopic anatomy Outer layer: Cortex Inner region: Medulla Renal pyramid at the tip papilla Collecting duct – minor calyx converge to form Major calyx Drains: into Renal pelvis top of ureter. Nephrons: part of the renal pyramid that filters blood and makes urine.
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This note was uploaded on 02/25/2009 for the course PSL 201 taught by Professor Wojtowicz during the Spring '08 term at University of Toronto- Toronto.

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PSL 201 Lecture 6 - PSL 201 > Mavrogiannis > Renal Lecture...

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