What are the Procedures and Techniques of Blood Grouping and Cross Matching?–Explained!
ABO Blood GroupingA person’s ABO blood group-A, B, AB, or O—is based on the presence or absence of the A and B antigens on his red blood cells. ADVERTISEMENTS: The A blood type has only the A antigen and the B blood type has only the B antigen. The AB blood type has both A and B antigens, and the O blood type has neither A nor B antigen.By the time a person is six months old, he naturally will have developed antibodies against the antigens his red blood cells lack.That is, a person with A blood type will have anti-B antibodies, and a person with B blood type will have anti-A antibodies.A person with AB blood type will have neither antibody, but a person with O blood type will…