Echelon Quiz Questions: Ekg And Cardiac Rhythms Comprehensive Question And Answer Session With A Perfect 100% Accuracy, 2024

Sinus tachycardia is defined as sinus rhythm at a rate of {Ans: 100-150 bpm}A way to determine if you are looking at a junctional or atrial rhythm is to look at the ________ wave {Ans: P}The QT interval represents {Ans: total ventricular activity}Which lead is helpful in monitoring atrial rhythms and hemiblocks? {Ans: Lead I}What is the name of the rhythm with an atrial rate of 250 bpm , a non measurable PRI, and a ventricular rate of 120 bpm? {Ans: Aflutter with uncontrolled ventricular rate}Which lead is the most useful for routine monitoring and monitoring the sinus node? {Ans: Lead II}Along with Lead II, lead III is most helpful in monitoring changes in what part of the heart? {Ans: Inferior wall MI}What are the factors that impact afterload? {Ans: arterial contractility, pressure, and resistance}What is the normal measurement of a QRS complex? {Ans: 0.04-0.10}What part of the EKG reflects the refractory period? {Ans: The QRS to the peak of the T wave}What are EKG artifacts? {Ans: false cardiac waveforms}A pt is ID'd as having an uncontrolled ventricular rate when aflutter is accompanied by a ventricular rate ________________