Both antibody dependent and independent complement pathway converge on which complement component-
The complement proteins can be activated by 3 pathways; classical, lectin and alternate pathways the terminal pathway that is common to all pathways of the complement system leads to the formation of membrane attack complex consists of factors C5, C6, C7, C8 and C9 (C5b6789). ref robbins 9th/e p 50-51
C3
C5
C4
C8
General pathology