Question

define dialysis for class 7​

Answer 1

Answer:

Dialysis is an artificial process of getting rid of waste and unwanted water from the blood by dialysis machines. Dialysis machines contain a tank with solution of water glucose and salt. Patient's blood allowed passing through solution for removal of waste. ... The dialysis continues till all blood has been purified.

Answer 2

Answer:

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Dialysis is the Separation of larger Molecules from smaller one in their solution with the help of Semipermeable membrane.Human Beings have two kidneys. If one kidney Is Damaged, the other kidney fulfills the excretory needs. But, if Both the kidneys are damaged, The person cannot Survive because of the Accumulation of toxic wastes in the body. Therefore, The nitrogenous wastes from the blood are periodically removed by artificial Kidneys or the Dialysis Kidneys (dialyser).

The Removal of nitrogenous wastes from blood with the help a machine is called artificial Dialysis .