Relacionar Columnas Excretory systemVersión en línea Match the ideas por Ana Blas Pérez 1 Kidneys 2 Urethra 3 Ureters 4 Bladder Urine from kidneys travels through them to the bladder. They clean the blood by filtering it to take out waste. It is a tube. The urine leaves the body trough it. It stores the urine.