Moderate

ESR depends on_______________?

Correct answer: D. All of the above

  • A. Viscidity
  • B. Fibrinogen
  • C. Rouleaux
  • D. All of the above

Explanation

ESR is influenced by plasma proteins such as fibrinogen, which promote rouleaux formation, and by plasma viscosity. Therefore viscosity, fibrinogen and rouleaux all affect the sedimentation rate.

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