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Excretory System - Coggle Diagram

- - - - breaks down toxic substances in the blood and convert nitrogenous waste into urea.
    - - removes excess water and salt via sweat
    - - exhale carbon dioxide
  - - - The kidneys produce a waste product called Urine using special functional units called Nephrons.
      - The kidneys are a pair of bean-shaped organs that are found underneath the liver. Kidneys filter blood and keep the body's water balance in check.
- - - - 2. REABSORPTION - impurities pass via tubules, while the rest of the blood is reabsorbed into the bloodstream through capillary walls.
      - 3. EXCRETION- urine is delivered from the kidneys to the Urinary Bladder via the Ureters. It is held in the bladder until it is passed through the Urethra and discharged.
      - 1. FILTRATION - blood flows into a nephron, which filters pollutants out.