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MAYO ECG Questions and answers rated A+ 2024/2025
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MAYO ECG Questions and answers rated A+ 2024/2025
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MAYO ECGPR c program languageperiod represents: - ANSelectrical conduction time from the atria to
the AV node
Is atrial flutter benign? - ANSno
PR c program languageperiod - ANS.12-.20
QRS c program languageperiod - ANS<.12
What lead do you look at - ANSV1
Interventions - ANSassess the patient
QRS wave - ANSventricular depolarization
P wave - ANSatrial depolarization
AV node purpose - ANSdelays impulse from atria before it moves to the ventricles
Where do you place the lead? - ANSright sternal border, 4th intercostal space L!
Rhythm with only p waves - ANSVentricular standstill
SA node - ANSthe node consisting of specialized cells capable of automaticity at a rate of
60-100
Sinus Tachycardia - ANSa rhythm characterized by 100-160 beats per minute
Automaticity - ANSthe ability of the cell to spontaneously initiate an impulse
Normal SR - ANSImpulse that initiates within the SA node at a rate of 60-100 bpm
Escape Rhythm or beat - ANSwhen the sinus node fails and a lower pacemaker takes over
Sinus Pause or Arrest - ANSthe sinus node fails to generate an impulse for one or more
beats
rate 40-60
p wave inverted, occurs before, during, or after qrs
PR less than 0.12 - ANSjunctional escape rhythm
rate 60-100
p wave inverted, occurs before, during, or after qrs
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