A nurse is educating a client about the importance of compliance with anticoagulant therapy for deep vein thrombosis (DVT). The client asks, "Why is it essential to take these medications?" What is the nurse's best response?
"Anticoagulants help dissolve existing blood clots in the veins."
"These medications prevent the formation of new blood clots in your veins."
"They reduce pain and inflammation associated with DVT."
"Anticoagulants improve blood flow to the affected limb."
The Correct Answer is B
A) This choice is incorrect because anticoagulants do not dissolve existing blood clots in the veins. They prevent further clot formation and allow the body's natural mechanisms to dissolve the clot over time.
B) This choice is correct. Anticoagulants work by inhibiting the clotting factors in the blood, which prevents the formation of new blood clots and reduces the risk of the existing clot enlarging or causing additional complications.
C) This choice is incorrect because while anticoagulants may indirectly reduce pain and inflammation by preventing further clot formation, their primary action is to prevent clotting, not directly reduce pain and inflammation associated with DVT.
D) This choice is incorrect because while anticoagulants can improve blood flow by preventing clot formation, they do not directly "improve" blood flow to the affected limb.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A) This choice is incorrect because a family history of high cholesterol is not directly related to DVT risk. While high cholesterol may contribute to other cardiovascular conditions, it is not a primary risk factor for DVT.
B) This choice is incorrect because a history of asthma is not a direct risk factor for DVT. Asthma is a respiratory condition and is not significantly associated with blood clot formation.
C) This choice is correct. Prolonged immobility during long flights, especially in cramped spaces, is a known risk factor for DVT. This condition is often referred to as "economy class syndrome" due to its association with long-haul flights in tight seating.
D) This choice is incorrect because the use of medications for diabetes does not directly relate to DVT risk. While some medications may influence blood clotting, diabetes itself is not a primary risk factor for DVT.
Correct Answer is A
Explanation
A) This choice is correct. Warfarin works by inhibiting the synthesis of vitamin K-dependent clotting factors in the liver. Consistent vitamin K intake can impact the effectiveness of warfarin, so it is important for clients to maintain a stable vitamin K intake and avoid sudden changes in their diet.
B) This choice is incorrect because warfarin does not directly dissolve the blood clot in the leg. It prevents the formation of new clots and allows the body's natural mechanisms to dissolve the existing clot over time.
C) This choice is incorrect because while taking warfarin at the same time each day can help with adherence, the priority teaching point is about vitamin K intake and not the exact timing of the medication.
D) This choice is incorrect because discontinuing warfarin without medical guidance can be dangerous. Warfarin is typically prescribed for a specific duration, and its cessation should be guided by the healthcare provider based on the client's individual condition and risk factors.
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