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The excretory system
It is made up of all the organs that remove waste substances from the body. These substances can include excess water and other waste substances.
How our bodies remove solid waste ...
Undigested food and food waste pass through the small intestine.
In the large intestine, most of the water is absorbed back into the body. They pass into the rectum, where they´re stored.
Finally, the faeces are expelled through the anus.
How our bodies remove liquid waste...
The blood travels around our bodies. It passes through our kidneys.
The urine travels to the bladder where it´s stored.
Finally, it´s expelled through the urethra.
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