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Echelon quiz questions with correct answers

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Echelon quiz questions with correct answers When the sympathetic nerve fibers are stimulated, the heart rate is ____________. - Answer-elevated Electrode location sites should be rotated _______________ or when the pt is sweaty or has had a bath. - Answer-q24h What method is used to calculate...

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  • October 3, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Echelon
  • Echelon
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EmillyCharlotte
EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER
©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024

Echelon quiz questions with correct
answers
When the sympathetic nerve fibers are stimulated, the heart rate is ____________. -

Answer✔✔-elevated

Electrode location sites should be rotated _______________ or when the pt is sweaty

or has had a bath. - Answer✔✔-q24h

What method is used to calculate atrial and ventricular rate for irregular rhythms? -

Answer✔✔-6 second rule

T or F: The qrs complex in MCL1 can be negative and still be normal. - Answer✔✔-T

A wave form is a movement ______________ the isoelectric line in either a positive or

negative direction. - Answer✔✔-away from

Lead II is helpful in detecting.... - Answer✔✔-sinus node and atrial arrhythmias

What affects preload: volume in the veins, pressure in the arteries or ventricles, or

volume of blood in the ventricles? - Answer✔✔-volume in the veins

Along with Lead II, lead III is most helpful in monitoring changes in what part of the

heart? - Answer✔✔-Inferior wall MI

What are the best areas to place electrodes? - Answer✔✔-on soft tissue

The ekg produces an upright pattern on the paper in response to electrical activity in the

heart flowing towards a - Answer✔✔-positive electrode

The QT interval represents - Answer✔✔-total ventricular activity

1/5

, EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER
©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024
What are the AV valves? - Answer✔✔-mitral and tricuspid

What part of the EKG reflects the refractory period? - Answer✔✔-The QRS to the

peak of the T wave

5 large EKG strip boxes totals how much time? - Answer✔✔-1 second

The PRI is considered abnormal or prolonged if it is - Answer✔✔->0.20 secs

What is the most common cause for an alarm sounding? - Answer✔✔-a loose lead

wire

Which lead is the most useful for routine monitoring and monitoring the sinus node? -

Answer✔✔-Lead II

Which lead is helpful in monitoring atrial rhythms and hemiblocks? - Answer✔✔-Lead

I

What is the normal measurement of a QRS complex? - Answer✔✔-0.04-0.10

What are EKG artifacts? - Answer✔✔-false cardiac waveforms

What is the first step in preparing a pt for an EKG? - Answer✔✔-reassuring the pt

and maintaining privacy

What are the factors that impact afterload? - Answer✔✔-arterial contractility,

pressure, and resistance

What is released when the parasympathetic nerve fibers are stimulated? -

Answer✔✔-acetylcholine

Which lead is helpful in assessing bundle branch defects and confirming pacemaker

wire placement? - Answer✔✔-MCL1
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