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Which one of the following is correct with reference to haemodialysis?A. Absorbs and resends excess of ionsB. The dialysis unit has a coiled cellophane tubeC. Blood is pumped back through a suitable artery after haemodialysisD. Nitrogenous wastes are removed by active transport |
Answer» Correct Answer - B Haemodialysis is done in the patients whose kidneys become completely non-functional. Haemodialysis is the process of diffusion across a semipermeable membrane to remove unwanted substances from the blood while adding desirabel components. The dialysis unit consists of a coiled cellophane tube kept in the dialysing fluid. the membrane of the tube is impermeable to blood cells and proteins but permeable to urea, uric acid, creatinine and mineral ions. |
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