ADP Receptor Antagonists in Dual Antiplatelet Therapy

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Questions and Answers

Which anticoagulant acts more on factor X, is given subcutaneously, and has a longer duration of action?

  • Heparin
  • LMWH (correct)
  • Warfarin
  • Aspirin

What is the characteristic of LMWH that makes it less likely to induce immune reactions compared to heparin?

  • Subcutaneous administration (correct)
  • Longer half-life
  • Oral administration
  • IV administration

Which group of anticoagulants are specifically recommended in the treatment of thrombosis, especially due to immune heparin reactions?

  • NOACs
  • Direct Thrombin Inhibitors (correct)
  • Factor X Inhibitors
  • LMWH

How do Factor X Inhibitors suppress thrombin formation?

<p>By binding to antithrombin III indirectly (D)</p> Signup and view all the answers

In which form are the Factor X Inhibitors typically administered during interventions?

<p>Parenteral forms (A)</p> Signup and view all the answers

What is a common feature of NOACs?

<p>Include both Oral Direct Thrombin Inhibitors and Factor X Inhibitors (D)</p> Signup and view all the answers

What is the mechanism of action of Factor X inhibitors?

<p>Inhibiting coagulation factors (II, X, IX, XI, XII) (C)</p> Signup and view all the answers

Which type of anticoagulant is Unfractionated Heparin (UFH)?

<p>Direct thrombin inhibitor (D)</p> Signup and view all the answers

What is the key characteristic of Direct Thrombin Inhibitors?

<p>They directly inhibit thrombin activity (C)</p> Signup and view all the answers

Which anticoagulant has the advantage of being rapid and short-acting?

<p>Unfractionated Heparin (UFH) (D)</p> Signup and view all the answers

What distinguishes Low Molecular Weight Heparin (LMWH) from Unfractionated Heparin (UFH)?

<p>LMWH has a longer duration of action (C)</p> Signup and view all the answers

Which category of anticoagulants includes drugs variably binding and activating antithrombin III?

<p>Indirect Thrombin Inhibitors (D)</p> Signup and view all the answers

Which of the following is a key mechanism of action of warfarin?

<p>Inhibits the activation of coagulation factors II, VII, IX, and X (D)</p> Signup and view all the answers

What is the key advantage of the newly introduced oral anticoagulants (NOACs) compared to warfarin?

<p>NOACs have fewer side effects and drug interactions (B)</p> Signup and view all the answers

Which of the following is a key characteristic of low-molecular-weight heparins (LMWHs)?

<p>LMWHs have a longer half-life than unfractionated heparin (D)</p> Signup and view all the answers

What is the primary purpose of thrombolytics?

<p>To dissolve already formed thrombi (D)</p> Signup and view all the answers

Which of the following anticoagulants is not recommended for use during pregnancy?

<p>Warfarin (D)</p> Signup and view all the answers

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