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The '''bladder''' is a hollow organ in the lower abdomen which holds [[urine]]. It collects this from the [[kidney|kidneys]] through the ureters and passes it through the urethra to be excreted.

The '''bladder''', specifically called the '''urinary bladder''', is a hollow and muscular sac-like organ in the lower abdomen which stores [[urine]]. <ref>http://www.webmd.com/a-to-z-guides/the-bladder</ref> It collects urine from the [[kidney|kidneys]] through the ureters and passes it through the urethra to be excreted.  

==See Also==

==See Also==