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Procoagulant, Anticoagulant, and Thrombolytic Drugs MCQs

Procoagulant, Anticoagulant, and Thrombolytic Drugs MCQs With Answers

1. Which event of hemostasis is initiated by extracellular matrix proteins?
a. Platelet adhesion.
b. Formation of fibrin.
c. Platelet aggregation.
d. Retraction of the blood clot.

2. Which procoagulant agent is available as a double barrel syringe that mixes in a single delivery barrel when the agent is applied?
a. Zinc chloride.
b. Fibrin sealant.
c. Topical thrombin.
d. Denatured cellulose sponge.

3. Which procoagulant agent is designed for intrasocket use to promote clotting?
a. Zinc chloride.
b. Fibrin sealant.
c. Topical thrombin.
d. Denatured cellulose sponge.

4. Which disadvantage is associated with procoagulant astringent agents?
a. Ischemia and tissue necrosis.
b. Irritating acidic pH of 1.3 to 3.1.
c. Initiates a foreign body response.
d. Requires a preparation time of 30 minutes.

5. Hemophilia A results from a deficiency in which clotting factor?
a. V.
b. X.
c. VII.
d. VIII.

6. Which is NOT a vitamin K-dependent clotting factor?
a. II.
b. IX.
c. VII.
d. VIII.

7. Plasminogen activators have a 47% success rate of thrombolysis when administered within which amount of time from the start of symptoms?
a. 1 hour.
b. 3 hours.
c. 6 hours.
d. 12 hours.

8. Aminocaproic acid is an example of which type of drug?
a. Fibrinolytic.
b. Antifibrinolytic.
c. Direct-acting anticoagulant.
d. Indirect-acting anticoagulant.

9. Which powerful, naturally occurring anticoagulant originates from the saliva of leeches?
a. Hirudin.
b. Heparin.
c. Bivalirudin.
d. Danaparoid.

10. Which anti-platelet drug is an adenosine diphosphate receptor inhibitor?
a. Aspirin.
b. Tirofiban.
c. Abciximab.
d. Clopidogrel.

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