Urinary system
Urinary system is the main excretory system and consist of the following structure.
1. Two kidney
2. Two ureters
3. A urinary bladder
4. A urethra
1. Two kidney
Which secrets urine
Remove dissolve waste and excess substance from the blood and form urine.
2. Two ureters
Which transport urine from kidney to the urinary bladder.
3. A urinary bladder
Act as reservoir for urine
It collects urine and store it temporarily.
4. A urethra
Duct through which urine from the bladder flows to the outside of body during urination (out the body).
Urinary system paly a vital part in maintaining "Homeostasis" of water and electrolyte concentration within the body.
The kidney produce urine that contains metabolic waste products including the nitrogenous compounds uria and uric acid which is finally excreted through the body.
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