Human Excretory System:
The process of removal of unwanted and harmful metabolic waste substances are called excretion. It consists of organs that remove metabolic wastes and toxins from the body. In humans, it includes the removal of urea from the bloodstream and other wastes produced by the body. The removal of urea happens in the kidneys, while solid wastes are expelled from the large intestine.
There are mainly four types of Excretory System Organs in our body:
- Kidney
- Ureter
- Urinary bladder
- Urethra