Deck 27: Coagulation Modifier Drugs

Question 1

What is the most frequent adverse effect of thrombolytic therapy?

A)Dysrhythmia
B)Nausea and vomiting
C)Anaphylactic reactions
D)Internal and superficial bleeding

Answer 1

Internal and superficial bleeding

Question 2

The nurse is administering heparin subcutaneously.
Which instruction for doing this is correct?

A)Aspirate before injecting.
B)Massage site after injection.
C)Apply heat to the injection site.
D)Use a new, sterile 1.5-cm 25- to 28-gauge needle for the injection.

Answer 2

Use a new, sterile 1.5-cm 25- to 28-gauge needle for the injection.

Question 3

Which laboratory study is used to monitor the therapeutic effects of heparin?

A)Prothrombin time
B)Activated partial thromboplastin time (aPTT)
C)Vitamin K
D)Hematocrit

Answer 3

Activated partial thromboplastin time (aPTT)

Question 4

What is the recommended antidote for warfarin (Coumadin)toxicity?

A)Vitamin E
B)Vitamin K
C)Protamine sulphate
D)Potassium phosphate

Question 5

Which laboratory study is used to monitor the therapeutic effects of warfarin (Coumadin)?

A)International normalized ratio
B)aPTT
C)Vitamin K
D)Hematocrit

Question 6

Which drug is the recommended antidote for heparin toxicity?

A)Vitamin E
B)Vitamin K
C)Protamine sulphate
D)Potassium phosphate

Question 7

Which statement is true for the patient receiving long-term therapy with acetylsalicylic acid (aspirin)?

A)Aspirin should be taken on an empty stomach to ensure maximal absorption.
B)Bleeding tendencies are not of much concern to those taking Aspirin therapy.
C)Laboratory studies should be done to monitor liver, renal, and clotting functions.
D)Development of a rash is expected and does not warrant discontinuing the medication.

Question 8

Which is a true statement about dipyridamole (Persantine)?

A)It has anti-inflammatory and antipyretic properties.
B)It has analgesic properties and antithrombotic effects.
C)It is useful for reducing the risk of fatal and nonfatal thrombotic stroke.
D)It is used as an adjunct to warfarin in the prevention of postoperative thromboembolic complications.

Question 9

A patient is taking anticoagulant therapy.Which natural health product should the patient avoid taking?

A)Valerian
B)Ginkgo
C)St.John's wort
D)Saw palmetto

Question 10

A male patient will be receiving streptokinase as part of the treatment of acute myocardial infarction.He asks why he is being prescribed this drug.The nurse's best response is to tell him that the drug is being prescribed to

A)relieve chest pain.
B)prevent further clot formation.
C)dissolve the clot in his coronary artery.
D)control bleeding in the coronary microcirculation.

Question 11

A patient who is taking warfarin (Coumadin)therapy has a headache and wants to take a pain reliever.Which action is recommended?

A)Taking acetylsalicylic acid (Aspirin) tablets
B)Taking ibuprofen (Advil), a nonsteroidal anti-inflammatory drug (NSAID)
C)Taking acetaminophen (Tylenol)
D)Calling the physician's office an order for an opioid

Question 12

A female patient has been prescribed warfarin (Coumadin)in addition to a heparin infusion.What is the reason for her receiving two anticoagulants?

A)The oral and injection forms work synergistically.
B)The combination of heparin and an oral anticoagulant results in fewer adverse effects than heparin used alone.
C)Oral anticoagulants are used to reach an adequate level of anticoagulation when heparin alone is unable to do so.
D)When oral anticoagulants are prescribed, heparin is often used to initiate therapy until laboratory tests indicate an adequate therapeutic response.

Question 13

A patient has started on anticoagulant drugs.What is the primary goal of this therapy?

A)To prevent thrombus formation
B)To dissolve an existing thrombus
C)To stabilize an existing thrombus
D)To prevent the thrombus from becoming an embolus