Valid NCLEX-RN Dumps shared by ExamDiscuss.com for Helping Passing NCLEX-RN Exam! ExamDiscuss.com now offer the newest NCLEX-RN exam dumps, the ExamDiscuss.com NCLEX-RN exam questions have been updated and answers have been corrected get the newest ExamDiscuss.com NCLEX-RN dumps with Test Engine here:
A client takes warfarin (Coumadin) 15 mg po daily. To evaluate the medication's effectiveness, the nurse should monitor the:
Correct Answer: A
Explanation/Reference: Explanation: (A) PT evaluates adequacy of extrinsic clotting pathway. Adequacy of warfarin therapy is monitored by PT. (B) PTT evaluates adequacy of intrinsic clotting pathway. Adequacy of heparin therapy is monitored by PTT. (C) There is no such laboratory test. (D) Fibrin split products indicate fibrinolysis. This is a screening test for disseminated intravascular coagulation. Heparin therapy may increase fibrin split products.