Exam 6: Complement System

In the alternative pathway,C3 and C5 convertase are stabilized by which of the following?

C5b6789 functions in:

The C5 convertase of the alternative pathway of complement activation is:

The C3 convertase of the alternative pathway of complement activation is:

In the alternate pathway,factor B must bind to which of the following to initiate the cascade?

Which of the following is the correct order of activation of complement in the lectin activation pathway?

Which immunoglobulin(s)help(s)initiate the classic complement pathway?

Formation of the membrane attack complex (C5b-C9)is stopped by which factor?

Which protein inhibits the classical complement pathway at the very beginning of it?

The functions of C5a are to promote all of the following EXCEPT:

A patient has an abnormal alternative pathway activation pattern.Which of the following complement proteins should be assessed to further elucidate the problem?

C4BP acts in association with which factor to inactivate C4b?

Which of the following can activate the alternative complement pathway?

Binding of a lectin to a sugar found in bacteria and fungi occurs in which complement pathway?

Which of the following is referred to as C5 convertase?

The membrane attack unit of complement is represented by which of the following?

Which of the following represents C3 convertase?

Which factors are only associated with the alternative pathway?

The alternative and classical pathway C3 convertases are destabilized as a means of down-regulating complement function.One molecule that performs this function is:

The target recognition molecule of the lectin pathway that initiates complement activation is: