C1q can
A) bind free-floating IgM that is not bound to antigen
B) become activated after interaction with one surface-bound antibody
C) bind after a conformational change occurs as the result of antigen binding
D) bind IgG4
Correct Answer:
Verified
Q3: Complement has
A)about 9 different proteins that are
Q4: Sometimes a microorganism can directly activate complement
Q5: Complement proteins are synthesized by
A)the liver
B)monocytes
C)macrophages
D)epithelial cells
E)All
Q6: What molecule is needed for C1q,r and
Q7: Which of the following are anaphylatoxins?
A)C1q, C2a,
Q9: Properdin is a
A)complemencomponent of the classical pathway
B)complement
Q10: Anaphylatoxins include
A)C5a
B)C4a
C)C3a
D)C5a and C4a
E)all of the above
Q11: Inhibitors of complement include
A)factors I, H, and
Q12: The AH50 differs from the CH50 because
Q13: Individual complement components measured with
A)AH50
B)CH50
C)RID
D)bacterial cell lysis
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