Tisse factor activates?
a) Preaccelerin
b) Hageman facter
c) Labile facter
d) Prothrombin
Correct Answer - A
Ans. A. Preaccelerin
[Ref Ganong 23rd le p.531-535]
Preaccelerin (factor VII) is activated to factor Vila by tissue factor.
Tissue factor is the cofactor for both factor VII and Vila