ATI RN
ATI Med Surg Cardiac Exam Questions
Extract:
Question 1 of 5
A nurse is teaching a newly licensed nurse about evaluating cardiac rhythms. Which of the following best explains calculation of the heart rate?
Correct Answer: A
Rationale: Counting QRS complexes in a 6-second strip and multiplying by 10 estimates heart rate.
Question 2 of 5
A nurse is reviewing blood pressure classifications with a group of nurses at an in-service meeting. Which of the following should the nurse include as a risk factor for the development of hypertension?
Correct Answer: D
Rationale: Obstructive sleep apnea contributes to hypertension through intermittent hypoxia and increased sympathetic activity, elevating blood pressure.
Question 3 of 5
A nurse is caring for a client who is scheduled for an exercise stress test. Which of the following medications should the nurse hold the morning of the stress test?
Correct Answer: C
Rationale: Atenolol, a beta-blocker, blunts heart rate response, interfering with stress test results.
Question 4 of 5
A nurse is caring for a client post-cardiac catheterization with a right radial artery puncture site. The nurse performs which priority assessment on arrival to the unit?
Correct Answer: D
Rationale: Assessing the TR band ensures hemostasis and monitors for bleeding or distal circulation issues.
Question 5 of 5
A nurse is caring for a client who is complaining of dyspnea, dizziness, palpitations, and rapid heart rate. ECG shows a narrow complex tachy-dysrhythmia with a rate of 188, Supraventricular Tachycardia (SVT). The nurse is aware that this rapid arrhythmia is best treated with which of the following medications?
Correct Answer: B
Rationale: Adenosine is the first-line treatment for stable SVT, blocking AV node conduction to reset the rhythm.