10 free CSC practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
CSC Practice Test 1Tutor mode
Question 1 of 10
Therapeutic Interventions
A patient is ventricular paced through epicardial wires at a rate of 80/min. The monitor shows pacing spikes at the set rate, but some are not followed by a QRS complex, and BP falls during those beats. Which action should the nurse take first?