Use this rhythm strip for the following question(s): An 89-year-old

Use this rhythm strip for the following question(s): An 89-year-old man is complaining of chest discomfort and a “racing heart.” He rates his discomfort a “4” on a 0 to 10 scale. He states his symptoms began while playing a card game with friends. He had a myocardial infarction 15 years ago and a coronary artery bypass graft 5 years ago. His blood pressure is 140/90, respiratory rate 16. Breath sounds are clear. You have placed the patient on oxygen and started an IV. The cardiac monitor reveals the rhythm shown below. Your next action should be to: Group of answer choices Give magnesium sulfate 1 to 2 g IV over 10 minutes Give a 2.5 to 5 mg IV bolus of verapamil over 3 minutes Give adenosine if you believe the rhythm is SVT, or amiodarone if you think it is more likely ventricular tachycardia Sedate the patient and then defibrillate with 200 J

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