In PT test, the addition of Ca2+ & tissue thromboplastin activates which pathway?
Ans. (a) ExtrinsicTo PT we add of Ca2+ & tissue thromboplastin which activates extrinsic pathway, while to test for aPTT we add kaolin, silica which activates intrinsic pathway.
Extrinsic
Intrinsic
Fibrinolytic
Common
Bleeding Disorders