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excretory system

Cultural  
  1. The systems that excrete wastes from the body. For example, the system of organs that regulates the amount of water in the body and filters and eliminates from the blood the wastes produced by metabolism. The principal organs of the excretory system are the kidneys, ureters, urethra, and urinary bladder.


Example Sentences

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For example, nutrients pass from the digestive system into the blood, and the excretory system rids the blood of wastes.

From Textbooks • Jun. 9, 2022

What is the “fight or flight” response, and what is its effect on the excretory system?

From Textbooks • Jun. 9, 2022

Their excretory system consists of two tubules connected to a highly branched duct system.

From Textbooks • Jun. 9, 2022

It was like having a ticking time bomb lodged in your excretory system.

From Salon • Sep. 16, 2013

This constitutes the digestive system; the lungs, the excretory system and the circulatory system are absolutely necessary to support the combustion which is going on in nerve and muscle and without which energy is impossible.

From Parent and Child Volume III., Child Study and Training by Hall, Mosiah

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