| A | B |
| process by which liquid waste are eliminated from the body | function of the urinary system |
| excrete CO2 and H2O | lungs |
| water and salt | skin |
| excretes pigments - red blood cells/ 120 days | liver |
| excretes the indigestible food substances | instestine |
| filters 1,000 liters of blood per day | kidney |
| filters air | nose |
| holds 600 to 800 milliliters of of urine | urinary bladder |
| the function of the urinary bladder | to collect urine |
| this is the passageway for urine | uretha |
| the function of the uretha is... | conducts urine from the body |