Moderate

Bradykinin causes all the following except____________?

Correct answer: D. Opsonisation

  • A. Smooth muscle contraction
  • B. Dilatation of blood vessels
  • C. Pain
  • D. Opsonisation

Explanation

Bradykinin causes arteriolar dilatation, pain, and contraction of some smooth muscle, but it does not opsonise microbes. Opsonisation is mainly mediated by antibodies and complement fragments such as C3b.

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