Chapt 19, pt 5 - Blood typing and transfusions
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17 Terms
What determines blood type?
Surface antigens on erythrocytes.
What are the two major blood group systems?
ABO and Rh systems
What antigens are present in type A blood?
A antigens.
What antibodies are present in type A blood?
Anti-B antibodies.
What antigens are present in type B blood?
B antigens.
What antibodies are present in type B blood?
Anti-A antibodies.
What antigens are present in type AB blood?
Both A and B antigens.
What antibodies are present in type AB blood?
None.
What antigens are present in type O blood?
None.
What antibodies are present in type O blood?
Anti-A and anti-B antibodies
What determines Rh blood type?
Presence or absence of the Rh (D) antigen.
What blood type is Rh positive?
Blood containing the Rh antigen.
Do Rh-negative individuals naturally have anti-Rh antibodies?
No, they develop them after exposure
What happens if incompatible blood is transfused?
Antibodies attack foreign antigens causing agglutination and hemolysis.
Why is type O negative considered the universal donor?
It lacks A, B, and Rh antigens so recipient antibodies do not attack it.
Why is type AB positive considered the universal recipient?
It has no anti-A, anti-B, or anti-Rh antibodies
What blood type is Rh negative?
Blood lacking the Rh antigen
