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What are the functions of the kidneys?
Excretes metabolic wastes
Major regulator of BP
Where do the kidneys receive thier blood?
Directly from the aorta via the renal arteries
How much blood goes to the kidneys per minute?
25% or 1200 ml/min
What is normal average urine output?
Which nervous system supplies the renal system?
What influences the volume of urine excreted?
Water accounts for 95%
1.8 liters are produced from 180 liters of plasma
What does Creatinine tell you?
How well you are filtering "stuff"
What are the indications of Acute Renal Failure?
>50% decrease in glomular filtration rate
Increase in BUN and Creatinine
What are teh three causes of Acute Renal Failure?
Prerenal failure (Hypotension)
Intrinsic failure (Acid/Base Imbalance)
Postobstructive renal failure (Kidney Stone)
What does a normal Creatinine and low BUN indicate?
How do you calculate Anion Gap?
(Na+K) - (Cl+HCO3)
What is normal Anion Gap?
What is Uremia?
Anion Gap Acidosis
What are the indications of uremia?
ABG (to determine metabolic acidosis)
reduced serum HCO3
Elevated BUN and Creatinine
Treatment of Uremia?
Correct Acidosis and hyperkalemia
Nahco3, CaCl or Ca Gluconate, Insulin and D50
What is the most common cause of UTI?
gram negative bacteria
S/S for Toxic Shock?
Treatment for Toxic Shock is?
Removal of instigating body (tampon, surgical sponge)
What is dark brown urine caused from?
CCT Renal System