Heart Rhythms (EKG)
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1. normal sinus regular rhythm of the heart cycle stimulated by the SA node (average rate of 60-100
rhythm (NSR) beats/minute)
2. Sinus Bradycar- <60 bpm
dia
3. Sinus Tachycar- >100 bpm
dia
4. Premature Atrial irregular heart rhythm characterized by atrial contractions occurring before the
Contraction (PAC) expected time
5. Supraventricular an abnormal heart rhythm arising from abnormal electrical activity in the heart;
Tachycardia (SVT) originates at or above the AV node
6. Sinus Arrest - SA node doesn't fire
- notice absence of P-wave for a complete cycle (a missed cycle)
7. Sinus Arrhythmia A sinus rhythm in which the rate varies with respiration, causing an irregular
rhythm.
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