Multiple Choice
Sometimes a microorganism can directly activate complement through
A) the alternative pathway only
B) the lectin pathway only
C) the alternative and the lectin pathway
D) usually the alternative and the lectin pathways, but with some microorganisms, also the classical pathway
Correct Answer:

Verified
Correct Answer:
Verified
Q24: Complement proteins are synthesized by<br>A)the liver<br>B)monocytes<br>C)macrophages<br>D)epithelial cells<br>E)All
Q25: Which pathway(s) can act as a powerful
Q26: Anaphylatoxins include<br>A)C5a<br>B)C4a<br>C)C3a<br>D)C5a and C4a<br>E)all of the above
Q27: The difference in the three pathways is
Q28: Amplification steps in the complement pathways occur<br>A)in
Q29: Complement<br>A)aids in immune complex clearance<br>B)interacts with the
Q30: Collectin is<br>A)another name for the mannose-binding lectin<br>B)a
Q31: Complement<br>A)causes lysis of gram-positive cells and has
Q33: MBL binds<br>A)mannose and MASP-2 become associated and
Q34: Which of the following is an active