Wednesday, May 6, 2009

Kidney Blood Flow

Our kidney's are a filtration center for urine and waste. It has it's own blood flow which goes as so: Renal a. branches-> Segmental a. branches-> Interlobar a. which branches up and out towards corter-> Arcuate a.-> Afferent arteolar->Glumerous-> Efferent arteolar-> Peritubular Capillaries/vasa recta-> (deoxygenated)-> Interlobular v.-> Arcuate v.-> Interlobar v.-> Renal v.

This is a major part of circulation but if there becomes a blockage between the Interlobar a. and Arcuate a. cells can die causing tissue damage and there will be no flow to the nephron/cortex of the kidney's because oxygenated cells aren't getting to the Kidney's. This results in dialisis treatments where the filtration is then done by a machine. I see this everyday working as a CNA. Many of our patients have these blockages and are then taken by us to their treatments so their Kidney's don't shut down.

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