Nokea
Protamine is used to treat overdose of which of the following medications? Select all that apply.
- A. Clopidogrel (Plavix)
- B. Heparin
- C. Enoxaparin (Lovenox)
- D. Alreplase (Activase)
- E. Warfarin (Coumadin)
Correct Answer: B,C
Rationale: Protamine is used to treat overdose of heparin and low-molecular-weight heparins (LMWHs).
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A nurse is conducting a seminar on thrombosis. What information would the nurse include about the cause of arterial thrombosis?
- A. Decreased blood flow
- B. Injury to the vessel wall
- C. Arrhythmias
- D. Altered blood coagulation
Correct Answer: C
Rationale: The nurse should mention that arterial thrombosis is caused by atherosclerosis and arrhythmias. Decreased blood flow, injury to the vessel wall, and altered blood flow are causes of venous thrombosis.
A nurse is conducting an in-service presentation about hemostasis. The nurse determines that the teaching was successful when the class identifies a thrombus as which of the following?
- A. Damage to a blood vessel
- B. Formation of a blood clot
- C. Cessation of bleeding
- D. Coagulation cascade
Correct Answer: B
Rationale: A thrombus refers to the formation of a blood clot, sometimes from damage, in a vessel that impedes blood flow.
A nurse is reviewing a journal article about antiplatelet agents. Which of the following would the nurse expect to be discussed? Select all that apply.
- A. Heparin
- B. Warfarin
- C. Abciximab
- D. Anagrelide
- E. Dipyridamole
Correct Answer: C,D,E
Rationale: Abciximab, anagrelide, and dipyridamole are antiplatelet agents. Heparin and warfarin are anticoagulants.
A client is being discharged on warfarin therapy. Which of the following would the nurse include in the teaching plan for the client? Select all that apply.
- A. Be consistent with your intake of foods containing vitamin K.
- B. Do not change brands of warfarin without consulting the physician.
- C. Take the drug at the same time every evening.
- D. Do not take or stop taking other medications except on the advice of the physician.
- E. Inform the dentist of therapy with warfarin prior to any treatment or procedure.
Correct Answer: A,B,C,D,E
Rationale: Instructions would include being consistent with intake of foods containing vitamin K, not changing brands of the drug, taking the drug at the same time each evening, not taking or stopping other medications, and informing the dentist about the use of warfarin.
A client is receiving a heparin infusion. The nurse should check the needle site for the heparin infusion for signs of which of the following? Select all that apply.
- A. Inflammation
- B. Pain
- C. Tenderness
- D. Clot formation
- E. Itching
Correct Answer: A,B,C
Rationale: The nurse inspects the needle site for signs of inflammation, pain, and tenderness along the pathway of the vein. If these occur the infusion is discontinued and restarted in another vein.