A nurse is preparing to administer warfarin to a client who has chronic atrial fibrillation. Which of the following laboratory values should the nurse monitor prior to administering the medication?
LDL
INR
BUN
Hct
The Correct Answer is B
Choice A Reason:
LDL (Low-Density Lipoprotein) is incorrect. This is a type of cholesterol and is not specifically monitored in relation to warfarin therapy.
Choice B Reason:
INR (International Normalized Ratio) is correct. Warfarin is an anticoagulant medication, and its dosage needs to be adjusted based on the INR levels. INR monitoring helps assess the clotting tendency of the blood and ensures that the dosage of warfarin is within the therapeutic range to prevent blood clots without causing excessive bleeding.
Choice C Reason:
BUN (Blood Urea Nitrogen) is incorrect. This value is primarily used to assess kidney function and is not directly related to monitoring warfarin therapy.
Choice D Reason:
Hct (Hematocrit) is incorrect. This measures the percentage of red blood cells in the blood and is not directly related to monitoring warfarin therapy for atrial fibrillation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A Reason:
Informing the client of the adverse effect of diarrhea is less common with clonidine use, especially in comparison to other side effects like dry mouth or skin irritation.
Choice B Reason:
Monitoring for weight loss isn't a primary concern specifically associated with transdermal clonidine use.
Choice C Reason:
Advise the client about increased dry mouth. Dry mouth is a common adverse effect of clonidine, including the transdermal form. Patients should be informed about this so they can manage it effectively, for example, by drinking plenty of water or using sugar-free gum or candy to stimulate saliva production.
Choice D Reason:
Hypopigmentation is not a commonly reported issue with transdermal clonidine patches. However, local skin irritation or rash can occur at the site of the patch.

Correct Answer is C
Explanation
Choice A Reason:
Chill the dialysate prior to infusion. Generally, the dialysate used in peritoneal dialysis is warmed to body temperature before infusion to enhance comfort and prevent abdominal discomfort. Chilling the dialysate can cause discomfort and is not a standard practice in peritoneal dialysis.
Choice B Reason:
Monitor the client for diarrhea. While gastrointestinal symptoms might occur in some individuals undergoing peritoneal dialysis due to changes in fluid balance, diarrhea is not a typical or expected outcome. However, monitoring for any unusual gastrointestinal symptoms or changes in bowel habits is part of holistic client care.
Choice C Reason:
Weigh the client before and after the treatment. Weighing the client before and after peritoneal dialysis is a critical step to assess the effectiveness of the treatment. The difference in weight helps determine how much fluid was removed during the dialysis process, providing valuable information about the treatment's efficacy and the client's fluid status.
Choice D Reason:
Use clean gloves when handling dialysate bags. Maintaining aseptic technique during peritoneal dialysis is crucial to prevent infections. The use of clean gloves (not sterile gloves, unless otherwise specified) when handling dialysate bags helps minimize the risk of contamination, ensuring the safety of the procedure.

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