Q

Dialysis removes waste products from blood when normal kidney function is affected. Arrange the given steps in the correct sequence: a. Line to vein; b. Patient's blood passed through a tank with dialysing fluid; c. Line from artery; d. Waste products from blood pass into dialysing fluid; e. Dialysing fluid has the same osmotic pressure as blood except the wastes.

RRB Group-D 17/09/2022 (Shift-I) 2022
✓ Answer: A c-b-e-d-a
The source sequence is c-b-e-d-a: blood enters the dialyser, is exposed across a membrane to appropriately composed dialysate, loses wastes and returns to the vein. Statement e describes the fluid rather than a separate timed step.