| A | B |
|---|
| kidneys | keep chemical concentration in body fluids at correct level |
| nephrons | tiny filter in the kidneys |
| capusle | wastes filtered from blood enter here |
| ureters | connect kidneys to bladder |
| bladder | stores urine |
| urethra | connect bladder to outside of body |
| urinary system | removes poisons from your body |
| renal blood vessels | carry blood to/from kidney for filtration |
