Coag Testing

Question 1

aPTT and PT both test the time to form a fibrin clot with _______________ added

Answer 1

Calcium

Question 2

aPTT and PT test pathways and…

Answer 2

Time to form a fibrin clot

Question 3

DIC

Answer 3

Disseminated Intravascular Coagulation

Question 4

DIC increases _____________ causing clot formation, and as these clots form they consume the….

Answer 4

Thrombin
Coag factors

Question 5

DIC is aka “consumptive coagulopathy” and leads to…

Answer 5

Profuse spontaneous bleeding

Question 6

What is seen with pancreatitis, hepatic disease, snake bites, heatstroke, and SIRS

Answer 6

DIC

Question 7

Other than prolonged PT and aPTT, what are 3 dx of DIC (disseminated intravascular coagulation)

Answer 7

1. Decreased platelets
2. Decreased fibrinogen
3. Increase in clot breakdown products

Question 8

What is the action of anticoagulant rodenticides

Answer 8

Bind vitamin K

Question 9

The action of anticoagulant rodenticides is binding vitamin K, which is essential for liver synthesis of….

Answer 9

Prothrombin and K dependent factors

Question 10

What are the K dependent factors

Answer 10

II (prothrombin), VII, IX, X