Podcast
Questions and Answers
What factor permits cross-linking of fibrin into polymers to stabilize the fibrin clot?
What factor permits cross-linking of fibrin into polymers to stabilize the fibrin clot?
- Antithrombin III
- Vitamin K
- Protein C
- Platelets (correct)
Which natural anticoagulant inhibits factors IIa, Xa, and other coagulation factors?
Which natural anticoagulant inhibits factors IIa, Xa, and other coagulation factors?
- Protein S
- Heparin
- Antithrombin III (correct)
- Protein C
What is the role of Ca ions in the coagulation cascade?
What is the role of Ca ions in the coagulation cascade?
- Promote vasodilation
- Inhibit platelet activation
- Inhibit anticoagulants
- Activate most phases except the first 2 steps in the intrinsic pathway (correct)
Which autocrine-paracrine mediator inhibits platelet activation?
Which autocrine-paracrine mediator inhibits platelet activation?
What is the fate of a blood clot once formed?
What is the fate of a blood clot once formed?
Which factor prevents clot extension once formed by inhibiting the extrinsic Tenase complex?
Which factor prevents clot extension once formed by inhibiting the extrinsic Tenase complex?
What is the role of platelets in the hemostatic mechanism?
What is the role of platelets in the hemostatic mechanism?
In the hemostatic mechanism, what is the role of vitamin K?
In the hemostatic mechanism, what is the role of vitamin K?
How does calcium contribute to the hemostatic mechanism?
How does calcium contribute to the hemostatic mechanism?
What is the fate of a blood clot?
What is the fate of a blood clot?
Which factor prevents activation of clotting factors by not allowing them to come in contact with tissue factor (TF)?
Which factor prevents activation of clotting factors by not allowing them to come in contact with tissue factor (TF)?
What is the function of natural anticoagulants like anti-thrombin lll and heparin in preventing coagulation?
What is the function of natural anticoagulants like anti-thrombin lll and heparin in preventing coagulation?
What is the role of anticoagulant agents in the hemostatic mechanism?
What is the role of anticoagulant agents in the hemostatic mechanism?
Which of the following is an indirect inhibitor of thrombin formation in the hemostatic mechanism?
Which of the following is an indirect inhibitor of thrombin formation in the hemostatic mechanism?
How does tissue plasminogen activator (t-PA) contribute to hemostasis?
How does tissue plasminogen activator (t-PA) contribute to hemostasis?
What is the fate of a blood clot in the hemostatic mechanism?
What is the fate of a blood clot in the hemostatic mechanism?
How do anticoagulant agents contribute to preventing emboli from dislodging?
How do anticoagulant agents contribute to preventing emboli from dislodging?
What is the role of vitamin K in the hemostatic mechanism?
What is the role of vitamin K in the hemostatic mechanism?
