Platelets and Clotting Disorders · Physiology

The primary function of fibrin in hemostasis is to:

  1. Activate platelets
  2. Form the initial platelet plug
  3. Stabilize the blood clot
  4. Cause vasoconstriction
Show answer and explanation

Correct answer: Stabilize the blood clot

Fibrin forms a stable mesh that reinforces the platelet plug. This stabilizes the clot and prevents further bleeding.

Difficulty: Medium Question 11 of 20

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