Exam (elaborations)
NUR 405 ( LATEST 2024 / 2025 ) CARDIOVASCULAR | GRADED A+ | PASSED | NEW FULL EXAM ACTUAL
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NUR 405 ( LATEST 2024 / 2025 ) CARDIOVASCULAR | GRADED A+ | PASSED | NEW FULL EXAM ACTUAL
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NUR 405 Cardiovascular1. 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.
, 4. PAC treatment
1) asymptomatic 2) symptomatic
1. NO TREATMENT IF ASYMPTOMATIC- just reassure them that it is usually harmless and
to
*STOP triggers* like smoking, caffeine, ETOH, stress
2. IF NEEDED & symptomatic
can start with a *beta blocker* or can give anti-ar- rhythmia to prevent
5. Atrial Fibrillation (A-Fib)
- An irregular and often very fast heart rate originating from abnormal conduction in the atria
from multiple
- NO P WAVES PRESENT
- considered controlled when AV node controlling HR at <100 bpm
6. Afib causes
- age
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