5th Grade: Excretory System Quiz
Quiz yourself by guessing what should be in
each of the black rectangles below before clicking
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| Question |  |
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| Answer | |
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| two organs in your body that clean the blood | kidneys |
| part of the kidneys that actually clean the blood | nephrons |
| take the liquid waste from the kidneys to the bladder | ureters |
| hold the urine until the brain says you can go to the bathroom | bladder |
| where the urine exits the body | urethra |
| How many ureters do you have? | 2 |
| How many urethra do you have? | 1 |
| What would happen to your body if the kidneys stopped working? | your blood would be full of poison |
| How many kidneys do you have? | 2 |
| Could you live with just one kidney? | yes |
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