MACs, or membrane attack complexes, are the end result of both the classical and alternative complement systems. They form pores in the membranes of target cells, leading to cell lysis. The lectin complement system also ultimately leads to the formation of MACs, but it is initiated by different triggers.

Solved

MACs Are

Question 15

Multiple Choice

MACs are

A) the initial trigger for the classical complement system.
B) the initial trigger for the alternative complement system.
C) the initial trigger for the lectin complement system.
D) the end result of both the classical and alternative complement systems.
E) the end result of only the alternative complement system.

Correct Answer: