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Urinary System (Also known as the Excretory System (Responsible to remove…

- - - - State of equilibrium or constant state of natural balance in the internal environment of the body
        
        2 kidneys, 2 ureters, bladder, and urethra
- - - - Cortex- outer part where most of the nephrons are
        
        Medulla- the inner most section of the kidney
        
        Hilum- notched of intended area through which the ureter nerves, blood vessels, and lymph vessels leave and enter the kidney
        
        Nephrons- these are microscopic filtering units located in the kidneys there are over one million nephrons per kidney
- - - - Bladder stores the urine until it is eliminated from the body
        
        Circular sphincter muscles control the opening of the bladder to prevent it from emptying - infants cannot control this
- - - - males tube is 8 inches (20 cm) passes through a prostate gland and out the penis it not only carries urine but semen as well and not at the same time
- - - - Polyuria- excessive urination
        
        Oliguria- below normal amounts of urination
        
        Anuria- absence of urination
        
        Hematuria- blood in the urine
        
        Pyuria- pus in the urine
        
        Nocturia- urination at night
        
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- - - - need antibiotics and increase in fluid intake
- - - - Acute renel failure can be caused by hemorrhage, shock, injury, poisoning, nephritis, or dehydration