Arrhythmias Quiz 11

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Question 1 of 4

1. Question
1. Which one of the following symptoms of bradyarrhythmia is a danger sign that cardiac arrest is imminent?
- 1. a. Oxygen saturation of 94%
- 2. b. Heart rate of 50 bpm
- 3. c. Systolic blood pressure of 70 mm Hg
- 4. d. ECG findings of complete heart block
Correct

Incorrect
Question 2 of 4

2. Question
2. Why is atropine ineffective in heart transplant patients, causing these patients to need transcutaneous pacing instead?
- 1. a. Stimulates the immune system to reject the heart
- 2. b. Depressed central venous circulation
- 3. c. No vagal innervation
- 4. d. All of the above
Correct

Incorrect
Question 3 of 4

3. Question
3. Wide QRS complex tachycardias can be treated with:
- 1. a. Adenosine 6 mg IV
- 2. b. Synchronized cardioversion
- 3. c. Sotalol 100 mg over 5 minutes
- 4. d. B and C
- 5. e. All of the above
Correct

Incorrect
Question 4 of 4

4. Question
4. You are caring for a patient who complains of chest pain and is slow to respond. His vital signs reflect a heart rate of 165 bpm, blood pressure of 78/49 mm Hg, and respiratory rate of 28 breaths/min. The patient’s skin is cool and clammy. On ECG, you determine that he is in SVT. The appropriate intervention for this patient is:
- 1. a. Immediate synchronized cardioversion
- 2. b. High-quality CPR
- 3. c. Intubation
- 4. d. Immediate defibrillation
Correct

Incorrect