A Blood Type Blood Types Explained

ABO blood group system, classification of human blood as determined by the presence or absence of A and B antigens on red blood cells

Blood types are categorized into systems There are four possible types in the ABO system: A, B, O and AB In the Rh system, the presence or absence of the D

blood link The ABO blood group system is used to denote the presence of one, both, or neither of the A and B antigens on erythrocytes

blood group Next time you go in to get your blood drawn, ask to know your blood type If you've had blood drawn in the past, you can call the lab to see if