HCA Ecg Test 19 Questions And Answers

EXAMS AND CERTIFICATIONS 19 Terms | HCA Ecg Test 19 Questions And Answers

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Terms in this set 19

sinus dysrhythmia

same as sinus rhythm but with a pattered irregularity
faster than slower then faster than slower

Sinus arrest

pause in sinus rhythm

Wandering atrial pacemaker

shift between SA node and AV node
3 different looking P waves
Rate: 60-100
Regularity: slightly irregular
P waves: at least 3 different ones
QRS: normal
PR: vary when P wave is present
QT: normal

Premature atrial complexes

early beats
Rate: depends on underlying
Regularity: irregular because of the early beat
P waves: different than underlying
QRS: normal
PR: vary on early beat
QT: normal

Atrial tachycardia

rapid dysrhythmia from atria
so fast it overrides SA node
Rate: 150-250
Regularity: normal
P waves: depending on underlying
QRS: normal
PR: depends
QT: normal

Supraventricular tachycardia

anything over 150

Atrial flutter

Rate: 250-350
Regularity: depends
P waves: absent
QRS: normal
OR: na
QT: na
conduction ratio

Atrial fibrillation

totally irregular with no P waves

Premature junctional complex

single early electrical impulse
p can be small, before, during, or after qrs
Rate: depends
Regularity: irregular due to ealry beat
P waves: inverted, before, during, or after
QRS: normal
OR: short

Junctional escape rhythm

slow av rate
Rate: 40-60
Regularity: regular
P waves: invertied, before, during or after
QRS: normal
PR: shorter if present

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