<prompt> Shelf life of blood with CPDA -2 weeks3 weeks5 weeks8 weeks  <response>: Ans. is c i.e., 5 weeks o Once blood is removed from the donor, it stas a sequences of in vitro changes that change its physiological propeies. o Ensuring the blood and its products transfusion safe, their storage is a must. o The main aim is to minimize damage to store blood. o Addition of some additive solutions increases the bility of blood, paicularly RBCs: Additive Shelf life of RBC Acid-citrate-dextrose ACD 21 days Citrate phosphate dextrose CPD 21 days Citrate phosphate dextrose-adenine CPD-A 35 days Saline-adenine-Glucose-Mannitol SAG-M 42 days 