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14 Cards in this Set
- Front
- Back
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another name for antigens on the red blood cells
another name for the antibodies directed against them |
agglutinogens
agglutinins |
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the "base unit" for each type in the ABO system
this molecule plus four extracellular sugars makes up the ____ type A and B blood are distinguished by the addition of ___ |
ceramide (lipid)
"H-antigen" a fifth sugar |
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the fifth sugar involved in blood type A
the fifth sugar involved in blood type B |
N-acetylgalactosamine
galactose |
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ABO antibodies in a person w/ blood type O
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anti-A and anti-B
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ABO antibodies in a person w/ blood type AB
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none
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ABO antibodies in a person w/ blood type A
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anti-B
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family of integral membrane proteins known as C, D and E proteins
D protein is the only protein that is considered antigenic |
Rh factor
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Rh- people develop antibodies ____
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only upon exposure to the D antigen (usually transfusion or pregnancy)
this is contrasted w/ the ABO system, in which antibodies are present at or near birth |
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typical presentation of the person suffering from a transfusion reaction
(2 symptoms) |
jaundice (hemolysis) and anemia
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cause of most cases of transfusion reactions
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mistakes made in the labeling or typing of blood or failure to check that the two blood types match
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transfusion reactions have been associated w/ approximately ___ different antigens on the human RBC
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30
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the solution in preventing transfusion reactions not due to the ABO/Rh systems
in this process, the donors RBCs are mixed w/ the recipients plasma |
cross-match
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type of blood that needs to be transfused to a baby suffering from erythroblastosis fetalis
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Rh- blood
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erythroblastosis fetalis can be prevented by injecting the mother with a substance called ___ after each exposure
these are the antibodies against the D protein this fools the body into believing that the memory cell for the Anti-D has already been created, and must be repeated w/ each exposure (pregnancy) |
rho-gam
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