The organ that temporarily stores urine before it passes out of the body is __________.

The organ that temporarily stores urine before it passes out of the body is urinary bladder. Excretory system of human beings includes a pair of kidneys, a pair of ureters, a urinary bladder and a urethra. Kidneys are located in the abdomen, one each on either side of the backbone. Urine produced in the kidneys passes through the ureters into the urinary bladder where it is released through the urethra. Ureters are the long tubes, which connect the kidneys with the urinary bladder. Urinary bladder is muscular sac where urine is stored until the pressure of the expanded bladder leads to urge to pass it out through the urethra. While gall bladder is a pear shaped sac like structure and is attached to the liver. It stores bile secreted by the liver. Uterus is part of human female reproductive system. It is hollow muscular and pear shaped structure.