Kidney Failure Flashcards
What are the advantages and disadvantages of dialysis?
Adv: Restores concentrations of substances in the blood
Disadv: Has to be carried out at regular intervals
How does a dialysis machine work?
1) Dialysis fluid (containing same concentrations of substances as the blood) enters and these substances enter blood
2) Blood flows between partially permeable membranes
2) Urea passes out from blood into the dialysis fluid
What are the advantages and disadvantages of a kidney transplant?
Adv: Can get a healthy kidney
Disadv: Can be rejected because antibodies attack the antigens on the kidney (recognised as foreign)
How can you prevent rejection?
1) Donor has similar tissue type
2) Drugs used that suppress immune system
What are the two methods of treating kidney failure?
1) Dialysis machine
2) Kidney transplant
