BI-1779
Roles of the liver
Biology · Secondary 4 · Medium · Roles of the liver
A dialysis machine is used for a patient with kidney failure. The dialysis fluid contains certain substances at controlled concentrations.
Which change to the dialysis fluid would most increase the rate at which urea is removed from the patient’s blood?
Which change to the dialysis fluid would most increase the rate at which urea is removed from the patient’s blood?
- decreasing the concentration of urea in the dialysis fluid
- increasing the concentration of urea in the dialysis fluid
- adding plasma proteins to the dialysis fluid
- reducing the surface area of the dialysis membrane
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