NUR 405 Cardiovascular

NUR 405 Cardiovascular
1. Atrial Dysrhythmias
- Premature atrial contractions (PAC)
-Atrial flutter (AFL)
- Atrial fibrillation (AF)
2. Premature Atrial Contraction (PAC)
- irregular heart rhythm characterized by atrial contractions occurring before the expected time
- Pause at end of abnormal beat called compensatory pause
- Pace maker cells firing from somewhere else within atria
3. PAC causes
- Hypoxia,
- cigarette smoking,
- stress,
- MI,
- CAD
- electrolyte imbalances,
- A-fib onset,
- heart failure.

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