– ECG Questions With Complete Solutions
What is the appropriate treatment for an unstable patient with atrial flutter and an uncontrolled ventricular response; HR >150 beats per minute? correct answer: Defibrillation
Caffeine, alcohol, and fatigue can be likely causes for (Select all
that apply.) correct answer: Atrial flutter
Sinus pause
Atrial fibrillation
Ventricular tachycardia
Which of the following conditions/situations may cause bradycardia? correct answer: Hypoxia
Which of the following is an accurate statement about sinus bradycardia? correct answer: Atrial and ventricular rate is 40-60
beats per minute
Sinus tachycardia is defined as a sinus rhythm at a rate of _____.
correct answer: 100-150 bpm
What is the name of the rhythm with an atrial rate greater than 250 beats per minute, a non-measurable PR interval, and a ventricular rate of 120? correct answer: Atrial fibrillation with uncontrolled ventricular rate
The sudden onset or cessation of a dysrhythmia is called? correct answer: Paroxysmal Which of the following arrhythmias are you likely to see with patients on ventilators, infants and children, and with the elderly? correct answer: Sinus arrhythmia
Which of the following conditions may cause sinus tachycardia?
correct answer: dehydration
What rhythm shows a normal rate, normal QRS and PRI durations, and an absent beat or beats correct answer: Sinus pause
A way to determine if you are looking at a junctional or atrial arrhythmia is to look at the ECG characteristics of the _____. correct answer: P-Wave
A premature beat that originates in the atria in an area other than
the Sinus Node followed by a normal ventricular response is sometimes referred to as? correct answer: An aberrantly conducted premature atrial complex (PAC)
Any ectopy should be cause for concern in healthy people. correct answer: F
What is the heart's electrical activity dominated by? correct answer: SA Node
When atropine is ineffective for symptomatic sinus bradycardia, what would be your next intervention? correct answer: Transcutaneous Pacing