if a person's kidneys fail, why is he or she hooked up to a dialysis machine?
A- to add chemical's to the blood not being supplied by the kidney's
B- to test the blood for signs of disease
C- to remove wastes building up in the blood
D- to add blood cells for enhancement of oxygen transport to body cells

Question

if a person's kidneys fail, why is he or she hooked up to a dialysis machine?
A- to add chemical's to the blood not being supplied by the kidney's 
B- to test the blood for signs of disease 
C- to remove wastes building up in the blood
D- to add blood cells for enhancement of oxygen transport to body cells

aaronq · Answer

C- to remove wastes building up in the blood

Note that the purpose of kidneys is to filtrate blood (to remove excess metabolites or waste)