The circulating protein fibrinogen contributes to blood clotting by
A) forming fibrin threads.
B) acting as a catalyst for thrombin activation.
C) binding to red blood cells.
D) activating the platelets.
E) cleaving collagen fibers.

Question

Quizplus · Accepted Answer

Fibrinogen is converted to fibrin through a series of reactions involving thrombin, which then assembles into a mesh of fibrin threads that form the basis of a blood clot.

The Circulating Protein Fibrinogen Contributes to Blood Clotting by