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Complement system

Quiz by Sara

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4 questions
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  • Q1
    Which protein acts as the initiator of the classical pathway of the complement system?
    C3
    Mannose-binding lectin
    Factor B
    C1q
    30s
  • Q2
    Which complement protein is responsible for forming the membrane attack complex (MAC) in the terminal pathway?
    C7
    C5
    C9
    C6
    30s
  • Q3
    Which protein complex functions as the alternative pathway C3 convertase in the complement system?
    C1qrs
    C5b-9
    C4bC2a
    C3bBb
    30s
  • Q4
    Which component of the complement system is responsible for opsonization by binding to pathogens and enhancing phagocytosis?
    C7
    C5a
    C6
    C3b
    30s

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