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excretory system

Cultural

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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Their excretory system, or protonephridia, consists of two tubules connected to a highly branched tube system.

From Textbooks • Jun. 9, 2022

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

From Salon • Sep. 16, 2013

Figure 16.3 The human excretory system is made up of the kidneys, ureter, urinary bladder, and urethra.

From Textbooks • Apr. 25, 2013

Who says heat is not a union of the human gases with oxygen and other substances as they pass out of the excretory system.

From Philosophy of Osteopathy by Still, A. T. (Andrew Taylor)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023