MED-SURG/Med-Surg Certification Practice Exam/ 100% Verified Questions & Answers: Updated Solution

A patient admitted with an abscess in her left thigh undergoes incision and drainage. 3 days later, she develops fever (temperature of 103°F), chills, lethargy, and shortness of breath. Infectious endocarditis is suspected. In addition to blood cultures, the nurse would expect which of these tests? A. Transesophageal echocardiogram B. Computed tomography of the chest C. Cardiac stress test D. Cardiac enzymes (Ans- A. Echocardiogram to visualize cardiac structures. Which of the following is a sign of poor perfusion? A. Mean arterial pressure <80 mmHg B. Urine output <0.5 ml/kg/hr for 2 consecutive hours C. Lactate levels > 1mmol/L D. Systolic BP of 150 mmHg (Ans- BUO should be greater or equal to .5ml per kg per hour. MAPs should be between 65-85 Lactate levels should be less than 2.3 SBP of 150 is high but does not indicate poor perfusion When performing discharge teaching with a patient who is taking warfarin sodium (Coumadin), the nurse learns that patient used complementary therapies at home. Which of the following substances is most concerning? A. Echinacea B. Vitamin B12 C. Vitamin D D. Garlic (Ans- D. Garlic When taking warfarin, caution with - garlic, ginseng, ginkgo, ibuprofen, pain drugs, vitamin E Garlic may increase bleeding, so supplemental garlic may cause a synergic effect when combined with coumadin