The kidney is referred to as an excretory organ because it excretes ___(1)___ wastes. it is also a major homeostatic organ because it maintains the electrolyte, ___(2)___ , and ___(3)___ balance of the blood. urine is continuously formed by the ___(4)___ and is routed down the ___(5)___ by the mechanism of ___(6)___ to a storage organ called the ___(7)___ . eventually, the urine is conducted to the body ___(8)___ by the urethra. in the male, the urethra is ___(9)___ centimeters long and transports both urine and___(10)___. the female urethra is___(11)___ centimeters long and transports only urine. voiding or emptying the bladder is called ___(12)___. voiding has both voluntary and involuntary components. the voluntary sphincter is the ___(13)___ sphincter. an inability to control this sphincter is referred to as ___(14)___.