Rabu, 06 Februari 2013

Explaination Text


How the kidneys release urine?

Our body has 4 excretory organ, they are kidneys, lungs, liver, and skin. One of them is kidneys, the location of the kidneys in distal abdomen cavity. The function of kidneys is filter waste in blood. Then how do the kidneys release urine?
The kidneys release urine has 3 stages. First, the blood enter from renal artery then to cortex, in the cortex happened filtration and produce primary urine, than flow from the cortex to medulla, in the medulla happened reabsorbtion and produce secondary urine. Next to renal pelvis, in the renal pelvis happened augmentation and produce real urine, after that, real urine to urethra and save in urinary bladder.


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