3. Surface of blood cells have antigens on them Surface of blood cells have antigens on them Plasma includes antibodies Plasma includes antibodies Antibodies can only attach to certain antigens Antibodies can only attach to certain antigens If the wrong antibodies attach to incorrect antigens transfusion reactions can occur (blood clotting, ruptured blood cells, clumping) If the wrong antibodies attach to incorrect antigens transfusion reactions can occur (blood clotting, ruptured blood cells, clumping)

6. Phenotype (Blood Types) AntibodiesAntigen on Red Blood Cell Safe Transfusions To Safe Transfusion From ABAA,ABA,O BABB, ABB,O ABNoneA and BABA,B,AB,O OA,BNoneA,B,AB,OO

7. A person can either be Rh + or Rh – A person can either be Rh + or Rh – (positive is dominant) (positive is dominant)

8. Problem: When a fetus is Rh+ and the mother is Rh-, this can cause the mother’s immune system to attack the fetus. There are drugs that will suppress this reaction Problem: When a fetus is Rh+ and the mother is Rh-, this can cause the mother’s immune system to attack the fetus. There are drugs that will suppress this reaction

9. Examples of Blood borne Pathogens Examples of Blood borne Pathogens Hepatitis B (HBV) Hepatitis B (HBV) Hepatitis C (HCV) Hepatitis C (HCV) Other Non A, Non B Hepatitis Other Non A, Non B Hepatitis Human Immunodeficiency Virus (HIV) Human Immunodeficiency Virus (HIV) Malaria Malaria Other Potentially infectious Materials Other Potentially infectious Materials