Urinary System

Urinary System - URINARY SYSTEM Chapter 10 12/29/07 need to...

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URINARY SYSTEM – Chapter 10 12/29/07  need to regulate water, solutes in the blood eliminate waste products  regulates extracellular fluid in the body Kidneys – main organ when we think of urinary system Functions: Maintaining water balance Maintain blood volume Regulate erythrocytes pH excrete nitrogenous wastes (ammonia, urea) secrete renin secrete erythropoietin excrete other products Kidneys Located retro-peritoneally Standing – dorsally, outside of peritoneum, against lateral muscles Right kidney is more firmly attached than left Right kidney is also more cranially located Each kidney is surrounded by a renal capsule  and a layer of fat
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 acts like a cushion Kidneys get about 25% of the blood volume that is pumped out of the heart Parts Ureters (2) o Carry urine from kidneys to urinary bladder Urethra o Carries urine from the bladder to exterior
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Urinary System - URINARY SYSTEM Chapter 10 12/29/07 need to...

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