- Blood type O- is considered the universal donor for red blood cell transfusions. - O- blood lacks ABO antigens and Rh antigens. - Transfusing O- blood minimizes the recipient's immune response against the donor red blood cells, regardless of the recipient's blood type.
A man whose blood group is not known meets with a serious accident and needs blood transfusion immediately. Which one of the blood groups mentioned below and readily available in the hospital will be safe for transfusion?
Asked in UPPCS Prelims 2001 · Topic: Circulatory System (Blood Groups: ABO and Rh systems, Blood Transfusion)
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