Which are the terminal component of the complementary system?
Terminal components are C7, C8, and C9.They can directly kill some bacterial invaders (notably, many of the neisseriae) by forming a membrane attack complex and disrupting the integrity of the bacterial membrane, thus causing bacteriolysis. Ref: Harrison's Principles of Internal Medicine, 18e, Chapter 119.Introduction to Infectious Diseases.
C6,C7,C8
C7,C8,C9
C3,C4,C5
C5,C6,C7