FIRST PUBLISH OCTOBER 2024
AACN's ECG Test 1: Foundation Exam Questions and
Answers
Sinus arrest may be life threatening if atrial activity is not restarted. - Ans:✔✔-True
Which of the following is NOT a common cause of third-degree AV block? - Ans:✔✔-Hypertrophic
obstructive cardiomyopathy
All of the following are findings of Second Degree AV Block Type I except: - Ans:✔✔-Frequent
idioventricular escape beats
You recently take over care of Ms. Alrashid, a 34 year old Egyptian woman admitted to your unit. Thirty
(30) minutes ago she converts from Sinus Rhythm to atrial tachycardia. What symptoms are she likely to
report when you go in to assess her, and why? - Ans:✔✔-She feels weak and dizzy because her heart rate
is so fast ventricular filling time is decreased. This is likely to be why she is hypotensive.
A rhythm strip that has consistent R-R intervals and P-P intervals is said to be a regular rhythm. -
Ans:✔✔-True
All second degree AV blocks are the result of failure of the impulse generated by the SA node to reach
the AV node. - Ans:✔✔-False
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FIRST PUBLISH OCTOBER 2024
Which of the following is the rate for a junctional escape rhythm? - Ans:✔✔-40 - 60 beats per minute
Multifocal atrial tachycardia, also known as Wandering Atrial Pacemaker, is identified by: - Ans:✔✔-
Irregular R-R interval and P waves of different shapes
In a typical 5 lead configuration where is the white electrode (RA) placed? - Ans:✔✔-The white electrode
(RA) is placed at the infraclavicular fossa, close to the right shoulder.
Atrial Fibrillation is identified by all of the following except: - Ans:✔✔-B) Normal P-P interval
In a patient with a Second Degree AV block, you understand that impulses coming from the SA node are
randomly being blocked at ____________. - Ans:✔✔-A point below the AV node
When selecting a lead to monitor which of the following should be present? - Ans:✔✔-A large, distinct R
wave
Using the sequence method, there is an R wave that hits on a dark line, the next R wave is 4 boxes later.
The rate for this strip is: - Ans:✔✔-75 beats/min
The PR interval: (Select all that apply) - Ans:✔✔-Includes the P wave and the PR segment
Is measured from the beginning of the P wave to the beginning of the QRS
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