BI-1784
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 the same concentration as in the patient’s blood. Which substances must be at the same concentration in both the dialysis fluid and the blood so that they are not lost or gained overall?
- amino acids and urea
- glucose and amino acids
- glucose and urea
- urea and salts
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