Which of the following statements is true regarding the treatment of atrial fibrillation?

The following rhythm strip indicates: question10exam1.jpg

Cardiac output is a combination of stroke volume and heart rate. The after load is focused on pressure exerted by the heart during contraction. Which of the option(s) below contributes to after load in stroke volume.

This rhythm is considered a form of: question23exam1.jpg

Ms. Smith is a 55-year-old female patient that is presenting to your clinic with complaints of palpitations and shortness of breath. Her physical exam is normal except for an irregularly irregular heartbeat on auscultation. Which of the following tests should you order to help with your diagnosis?

Which of the following is true of a Wenckebach rhythm (2nd degree type 1)?

An 18-year-old male arrives to the ED with complaints of dizziness, nausea and vomiting. He works as a roofer and has been working in the heat for the past two days. Today he felt like he was going to pass out and his boss drove him to the ED. He is sweating profusely, and his skin is cool and clammy. His vital signs are: BP 94/50, HR as below, RR 28, O2 sats 96% on room air. What is the best treatment for this patient?

Synchronized electrical cardioversion may be indicated in the following rhythms except?

A 68-year-old female who presents to the ED with presyncope and weakness. After placing her on the monitor, which of the following is the most likely diagnosis? question20exam1.png

The rhythm in the following EKG is most likely: question14exam1.png