Which of the following coagulation factors is a transglutaminase that cross-links fibrin molecules to stabilize the fibrin clot?

A Factor XIII ✓
B Factor XII
C Factor XI
D Factor X

Explanation

Factor XIII is a transglutaminase that cross-links fibrin molecules to stabilize the fibrin clot.

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Medium MEDICAL Confidence: high