A 33-year-old woman presents with an acute onset of "fluttering" in her chest. She is conscious and alert but is somewhat anxious. She denies any significant medical problems but states that she has been under a lot of stress at work. You apply the cardiac monitor, which reveals a narrow QRS complex tachycardia at a rate of 170 beats/min. The patient's blood pressure is 140/90 mm Hg, and she is breathing without difficulty. The MOST appropriate treatment for this patient involves:

A) oxygen, vagal maneuvers, and emotional support.
B) vagal maneuvers, IV access, and 0.25 mg/kg of diltiazem.
C) oxygen, emotional support, and 2.5 mg of midazolam IM.
D) oxygen, IV access, vagal maneuvers, and 6 mg of adenosine.

Answer: D) oxygen, IV access, vagal maneuvers, and 6 mg of adenosine.

Health Professions

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You found a patient lying on the ground. As a medical assistant, what is the first step to determine if the patient needs CPR?

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