CB8 Flashcards
1
Q
at least 30 _____ common antigens and ___ of rare antigens have been found on human blood cells
A
30, 100’s
2
Q
_____ and ____ systems are of major clinical importance as they are associated with transfusion reactions when mismatched
A
ABO, Rhesus
3
Q
look at this diagram
A
4
Q
Rh positive usually means __ positive and Rh negative usually means no ______
A
D, no antigen
5
Q
_____________ have progressivly extended the shelf life of red cells
A
preservatives
6
Q
example of preservatives for RBC’s
A
sodium citrate binds to calcium and prevents clumping, dextrose provides energy
7
Q
what is cross matching?
A
mixing of donor and recipient samples of blood to make sure that agglutination doesn’t occur
8
Q
A
