Artial Rhythms Flashcards
0
Q
PAC:
- Rules
A
Rate: depends on underlying rhythm
Rhythm: depends on underlying rhythm; usually regular minus PAC
Pacemaker: ectopic focus of atria
PRI: near SA >/= 0.12, near AV 0.12 if abnormally conducted through vent.
1
Q
Multifocal Atrial Tachycardia:
- Rules
A
Rate: >100 Rhythm: irregular Pacemaker: ectopic sites of atria P waves: organized, >/=3 none sinus P waves. PRI: varies QRS: 0.20
2
Q
Wandering Atrial PC:
- Rules
A
Rate: Usually normal Rhythm: slightly irregular Pacemaker: SA node, atria, and AV P waves: morphology changes beat to beat, may disappear PRI: varies- 0.20 QRS: normal
