In haemodialysis, patient’s blood is pumped from one of the arteries and mixing with X . Blood is purified and it is then pumped into vein of the patient after adding Y to it. X Y X Y

• A. Heparin , Anti heparin
• B. Prothrombin, Thrombin
• C. antiheparin , Heparin
• D. Prothrombin, Heparin