The Warsaw Treaty Organization (also known as the Warsaw Pact) was a political and military alliance established on May 14, 1955 between the Soviet Union and several Eastern European countries.
1 Donors with blood type A... can donate to recipients with blood types A and AB. 2  Donors with blood type B... can donate to recipients with blood types B and AB.  Donors with blood type AB...
For example, type A blood has A antigen, type B has B antigen, type AB has both A and B antigens, and type O has neither A nor B antigens. If an individual with type A blood is transfused with type B blood, The A antigens will form anti-B antibodies because they perceive B blood as being foreign. Recognize and use terms related to the pathology of the blood, lymphatic, and immune systems. 2  Recognize and use terms related to the diagnostic procedures for the blood, lymphatic, and immune systems. 3  Recognize and use terms related to the therapeutic interventions for the blood, lymphatic, and immune systems.