Dialysis The proces of cleaning blood of a person ( with kidney failure ) by seprating the toxic waste products, using a dialysis machine is called dialysis
Urine examination Useful for doctors
the urine examination is useful for doctors because With the help of urine tests doctors can examine many deadly diseases and infections.
The process of removal of waste products,produced in the cells of the living organisms is called excretion
Importance of Excretion
without this the waste materials will form serious infections diseases etc..