Arlena's Father, Mr

Arlena's father, Mr. Muntz, is in the hospital, and the doctor tells Arlena that her father's kidneys have failed. Her father will have to go on hemodialysis. What does this mean?

A) Mr. Muntz's blood is dissolving. He will need a blood transfusion.
B) Mr. Muntz will need a strong medication to produce diuresis, or excess urination.
C) Mr. Muntz's kidneys are no longer removing waste products from his blood. His blood will have to be pushed through a machine to filter out the waste products.
D) Mr. Muntz has a blockage, and he will need a urinary catheterization.