The Complement Cascade Quiz

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Questions and Answers

Which molecule is responsible for promoting opsonization and enhancing phagocytosis of microbes?

  • C3b (correct)
  • C5b
  • C5a
  • C3a

Which substance is responsible for vascular permeability and pain during inflammation?

  • C3b
  • Hageman factor
  • C3a
  • Bradykinin (correct)

Which molecule combines with C6, C7, C8 and C9 to create pores in the outer membrane of bacteria and cause a rupture?

  • C5a
  • C3b
  • C5b (correct)
  • C3a

Which molecule is involved in stimulating mast cells to release histamine during complement cascade activation?

<p>C3a (A)</p> Signup and view all the answers

Which factor leaks out of vessels during inflammation and contributes to vascular permeability and pain?

<p>Factor 12 (A)</p> Signup and view all the answers

Which molecule is responsible for attaching to surfaces of microbes and promoting opsonization during complement cascade activation?

<p>C3b (B)</p> Signup and view all the answers

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