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Per NCERT, what is HEMODIALYSIS (artificial kidney) used for?
ATo produce blood
BTo remove nitrogenous wastes from blood by DIFFUSION through a semi-permeable membrane immersed in dialysing fluid — used when kidneys fail
CTo clean teeth
DTo replace the heart
Answer & Solution
Correct answer: B. To remove nitrogenous wastes from blood by DIFFUSION through a semi-permeable membrane immersed in dialysing fluid — used when kidneys fail
Per NCERT §5.5.1 Artificial kidney box, dialysis removes wastes via diffusion across semi-permeable tubes immersed in fluid with no nitrogenous wastes.
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