<prompt> Which one of the following is used for preservation of blood for transfusionsHeparinCitrate phosphate dextroseThrombinNone of the above  <response>: Whole Blood Anticoagulant used Maximum storage ACDCPDCP2D 21 days CPDA-1 Citrate phosphate dextrose Adenine 35 days SAGMSaline, Adenine, glucose, mannitol 42 days Actions of ingredients of anticoagulant solution Glucose - ATP generation by glycolysis Adenine - Synthesis of ATP. Increases shelf life of RBC to 42 days Citrate - Prevents coagulation by chelating calcium Sodium diphosphate - Maintain optimum pH Ref: Sabiston 20th edition Pgno :588 