A patient is receiving heparin therapy as part of the treatment for a pulmonary embolism. The nurse monitors the results of which laboratory test to check the drug's effectiveness?
Prothrombin time/international normalized ratio (PT/INR)
Vitamin K levels
Bleeding times
Activated partial thromboplastin time (aPTT)
The Correct Answer is D
A. (PT/INR) is used to monitor warfarin, not heparin.
B. Vitamin K is not monitored for heparin.
C. Bleeding times are too nonspecific for therapeutic monitoring.
D. aPTT measures the effectiveness of heparin therapy and how well it is prolonging clotting time.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. This statement reflects an accurate understanding of nursing informatics.
B. This statement reflects an accurate understanding of nursing informatics.
C. Computer competency (e.g., using email, documenting in an EHR) is just one part of nursing informatics, which involves the integration of nursing science, computer science, and information science.
D. This statement reflects an accurate understanding of nursing informatics.
Correct Answer is A
Explanation
A. Provides objective, specific, and measurable data. Meets legal and professional documentation standards.
B. Subjective, non-therapeutic, and judgmental; inappropriate for a legal document.
C. Vague and lacks detail; "doing well" is nonspecific.
D. "Seems to be" is vague. Better to document verbatim statements and objective observations.
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