tutoring part 3 Flashcards
1
Q
C1 inhibitor
A
prevents cleavage of C2 and C4
2
Q
DAF
A
promotes degradation of C3 and C5 convertases
3
Q
MCP
A
breaks down C3b and C4b (used with factor I)
4
Q
CR1
A
cofactor for factor I-MCP, promotes C3 andC5 convertase dissociation
5
Q
MAC-IF or CD 59
A
blocks binding of C9, prevents MAC formation
6
Q
HAE
A
increases bradykinin (by inhibiting break down of kallikrein) and this causes swelling
7
Q
pre b cell has
A
undergone heavy chain recombination, only has fake light chain
only has IgM or IgD
8
Q
Immature B cells
A
has full BcR
goes through positive and negative selection
has both IgM and IgD?
9
Q
two rounds of
A
positive/negative selection for B/T cells?
10
Q
in class I MHC, only the
A
a1, a2, a3? go through VDJ recombination
