Info 2 kidneys, 2 ureters, bladder, 2 sphincter muscles, nerves in the bladder and urethra Works with lungs, skin and intestines It depends on how much fluid you consume each day, and your food to the amount of urine you empty per day Removes a waste called urea from your blood Urea is produced when food contain proteins, like meat While you urinate, the brain tells the bladder to tighten so the urine can squeeze out of the bladder Volume of urine formed at night is half of the volume formed at daytime.
Function Keeps chemicals and removes urea from the blood Take nutrients from the food and convert it into energy Maintain volume and composition of body fluids
Organs Kidneys: remove liquid waste from the blood. To keep a balance of other substances in blood and also salts. Also to produce erythropoietin, which is a hormone that supports the formation of red blood cells. Ureters: Carry urine from kidneys to bladder, by narrow tubes. Almost every 10 to 15 seconds, urine is emptied into the bladder by the ureters in small amounts. Nerves in the bladder: Says when it is time to urinate or to empty the bladder.
More organs Bladder: In lower abdomen. Their walls relax and expand to store urine and then contract and flatten to empty urine through the urethra. Sphincter muscles: Helps to prevent urine from leaking by closing tightly around the opening of the bladder. Urethra: Tube that allows urine to go out of the body.
Diseases Kidney stones: Stones are formed in kidney and can de found anywhere in urinary system. They can cause pain. You can remove the stones. Men are often more affected than woman. Prostatitis: Inflammation of prostate gland, which results in urinary frequency, painful or burning urination. Proteinuria: abnormal amount of protein in urine. Doe not cause problem itself, but may be sign that kidneys are not working properly.
Continued Renal (kidney) failure: Kidneys are not able to regulate water and chemicals in the body and remove waste products from blood. Acute renal failure (ARF) is the start of the kidney failure. May lead to permanent loss of kidney function. Chronic kidney disease (CKD) may lead to permanent kidney failure or end – stage renal disease (ESRD). You may not know you have CKD for some years. You get it because the kidneys fail to sufficiently filter toxins and waste products from the blood.