![]() ![]() Your plasma has antibodies that attack type A blood. ![]() About 42 out of 100 people in Canada have type A blood, with 6 people having A-negative (A-) blood and 36 having A-positive (A+) blood. The liquid portion of your blood (plasma) has antibodies that attack type B blood. If your red blood cells have: The A antigen. The ABO test shows that people have one of four blood types: A, B, AB, or O. So the two most common blood type tests are the ABO and Rh tests. The most important antigens are blood group antigens (ABO) and the Rh antigen, which is either present (positive, +) or absent (negative, -). ![]() Blood type tests may also be done to see if two people are likely to be blood relatives. Human blood is typed by certain markers (called antigens) on the surface of red blood cells. Blood type tests are done before a person gets a blood transfusion and to check a pregnant woman's blood type. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |