1
Right Coronary Artery
Correct Answer: - 90 % of blood to SA
- 45 % to AV
- bradycardia type dysrhythmias are common with inferior MIs
Non Conducted PAC
Correct Answer: - Appears as a P wave w/o a QRS complex
- Looks like a missed beat
Multi formed Atrial Rhythm
Correct Answer: - d/t pa...
1 AACN EKG COURSE REVI EW EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRAD ED A+ Right Coronary Artery Correct Answer: - 90 % of blood to SA - 45 % to AV - bradycardia type dysrhythmias are common with inferior MIs Non Conducted PAC Correct Answer: - Appears as a P wave w/o a QRS complex - Looks like a missed beat Multi formed Atrial Rhythm Correct Answer: - d/t pacemaker activity wandering from SA no de to foci - P waves have different shapes - MAT if HR > 100 bpm - MAT is common in COPD pts 12 Lead EKG Correct Answer: - 3 standard bipolar limb leads: I - III - 3 augmented unipolar leads: aVr, aVL, and aVF 2 - 6 precordial unipolar leads: V1 -V6 Septal Leads Correct Answer: V1 and V2 Look at electrical activity from the vantage point of the septal wall of the ventricles Anterior Leads Correct Answer: V3 and V4 Lateral Leads Correct Answer: V5, V6, I, and aVL. Circumflex lesion. Inferior Leads Correct Ans wer: II, III, aVF. RCA occlusion. Junctional Escape Correct Answer: 40-60 bpm Accelerated Junctional Correct Answer: 60-100 Junctional Tachycardia Correct Answer: 100-200
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