Respuesta :

The kidneys of human body are main component of the excretory system and removes waste. When kidneys are not capable of funtioning normally, a dialysis machine is used for removing unwanted substances from the blood. It maintains the levels of required ion, minerals and electrolyets in the blood.

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Answer:

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Explanation:

Dialysis is an artificial way of carrying out this process. Dialysis substitutes the natural work of the kidneys, so it is also known as renal replacement therapy . Healthy kidneys regulate the body's levels of water and minerals and remove waste.