When is haemodialysis required? How is it done? [3 MARKS]
Options:
Answer: Option A : Requirement: 1 Mark Process: 2 Marks Haemodialysis is required to treat kidney failure. In hemodialysis, blood is passed through multiple tubes made up of a semipermeable membrane. During this passage, the waste products from the blood pass into the dialyzing fluid by diffusion and the purified blood is pumped back into the body.
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