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NCLEX Cardiovascular Questions Questions
Question 1 of 5
A 50-year-old man has a blood pressure of 140/85 and weighs 98 kg. He reports that he is not feeling well, his ECG has NO P-waves, he has a heart rate of 46/min, and the QRS complexes occur regularly. What is his likely condition?
Correct Answer: C
Rationale: No P-waves and a slow, regular QRS suggest 3rd degree heart block, where the ventricles pace independently.
Question 2 of 5
Which of the following can cause septic shock?
Correct Answer: D
Rationale: Bowel ischemia can lead to septic shock by allowing bacterial translocation into the bloodstream.
Question 3 of 5
Your diagnosis of a patient that had high troponin T levels is:
Correct Answer: C
Rationale: Elevated troponin T indicates myocardial injury, typical of acute coronary syndrome.
Question 4 of 5
A 50-year-old man complains of a chronic cough that has persisted for the past 18 months. Physical examination shows nasopharyngeal ulcers, and the lungs have diffuse crackles bilaterally on auscultation. His serologic titer for C-ANCA is elevated. A chest radiograph shows multiple, small, bilateral pulmonary nodules. A nasal biopsy specimen shows mucosal and submucosal necrosis and necrotizing granulomatous inflammation. A transbronchial lung biopsy specimen shows a vasculitis involving the small peripheral pulmonary arteries and arterioles. Granulomatous inflammation is seen within and adjacent to small arterioles. Which of the following is the most likely diagnosis?
Correct Answer: C
Rationale: Wegener granulomatosis (GPA) features C-ANCA, granulomatous inflammation, and vasculitis.
Question 5 of 5
Which one of the following can be used as antidote for warfarin?
Correct Answer: D
Rationale: Vitamin K reverses warfarin's anticoagulant effect by restoring clotting factor synthesis.