Exam (elaborations)
MAYO ECG QUESTIONS AND ANSWERS 2024
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Exam of 4 pages for the course FCCN at FCCN (MAYO ECG)
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MAYO ECGPR interval represents: - answer electrical conduction time from the atria to the AV
node
Is atrial flutter benign? - answer no
PR interval - answer .12-.20
QRS interval - answer <.12
What lead do you look at - answer V1
Interventions - answer assess the patient
QRS wave - answer ventricular depolarization
P wave - answer atrial depolarization
AV node purpose - answer delays impulse from atria before it moves to the
ventricles
Where do you place the lead? - answer right sternal border, 4th intercostal space L!
Rhythm with only p waves - answer Ventricular standstill
SA node - answer the node consisting of specialized cells capable of automaticity at
a rate of 60-100
Sinus Tachycardia - answer a rhythm characterized by 100-160 beats per minute
Automaticity - answer the ability of the cell to spontaneously initiate an impulse
Normal SR - answer Impulse that initiates within the SA node at a rate of 60-100
bpm
Escape Rhythm or beat - answer when the sinus node fails and a lower pacemaker
takes over
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