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Exam (elaborations)

NURS 3525- Exam 3 Combined With Verified Solutions

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  • NURS 3525
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  • NURS 3525

NURS 3525- Exam 3 Combined With Verified Solutions...

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  • November 5, 2024
  • 53
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NURS 3525
  • NURS 3525
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NURS 3525- Exam 3 Combined With
Verified Solutions

Normal sinus rhythm (NSR)

1. pulse present

2. regular rhythm

3. rate 60-100

4. P waves: upright, rounded, 1 for every QRS complex

5. PR interval: ≤ 0.20 seconds

6. QRS complex: ≤ 0.12 seconds



Sinus Bradycardia

1. pulse present

2. regular rhythm

3. rate: < 60 bpm

4. P waves: upright, rounded, 1 for each QRS complex

5. PR interval: ≤ 0.20 seconds

6. QRS complex: ≤ 0.12 seconds



Sinus tachycardia

1. pulse present

2. regular rhythm

3. rate: 101-180 bpm

4. P waves: upright, rounded, 1 for each QRS complex

5. PR interval: ≤ 0.20 seconds

,6. QRS complex: ≤ 0.12 seconds



paroxysmal supraventricular tachycardia (SVT)

1. pulse present

2. regular or slightly irregular rhythm

3. rate: 151-220 bpm

4. P waves: distorted shape or hidden in T-wave

5. PR interval: ≤0.20 seconds

6. QRS complex: ≤0.12 seconds




Premature Arterial contraction (PAC)

- ectopic beat

- not a rhythm (must identify underlying rhythm)

- rate: can be irregular

- P waves in PAC will appear differently than other P waves on strip

- PAC is followed by period of delay in electrical activity




Atrial flutter

ABNORMAL RHYTHMS

Atrial Flutter

,1. pulse present

2. regular

3. rate varied

4. P-waves: saw tooth/flutter waves

5. PR interval: not measurable

6. QRS complex: ≤ 0.12 seconds



Atrial fibrillation

1. pulse present

2. usually irregular

3. rate: varies

4. P waves: fibrillary waves

5. PR interval: not measurable

6. QRS compels: ≤ 0.12 seconds



junctional rhythm

1. pulse present

2. rhythm regular

3. rate: 40-60 bpm

4. P waves: inverted or hidden

5. PR interval: not measurable

6. QRS complex: ≤0.12 seconds



junctional tachycardia

rate: 101-180



accelerated junctional

, rate: 61-100



idioventricular rhythm

1. pulse is present

2. rhythm regular

3. rate 20-50 bpm (accelerated rate 51-100)

4. P waves absent

5. PR interval: N/A

6. QRS complex: wide >0.12 seconds



premature ventricular contraction (PVC)nectopic beat

is not a rhythm

no P wave

QRS > or = 0.12

followed by pause

unifocal vs multifocal



Ventricular tachycardia (VT)

runs of 3 or more PVCs!!

rate: 150-250

Wide QRS complex

TX: CPR, defibrillation



Ventricular fibrillation (VF)

ventricle is quivering

rate: unable to measure

QRS: unable to measure

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