A nurse is assessing a client who has atrial fibrillation.
Which of the following pulse characteristics should the nurse expect?
Not palpable.
Slow.
Irregular.
Bounding.
The Correct Answer is C
Choice A rationale
A pulse that is not palpable indicates severe circulatory collapse or cardiac arrest, not a characteristic of atrial fibrillation. It can be an emergency requiring immediate intervention.
Choice B rationale
A slow pulse, or bradycardia, is not a typical feature of atrial fibrillation. Bradycardia is often associated with conditions like hypothyroidism or beta-blocker therapy rather than atrial fibrillation.
Choice C rationale
Atrial fibrillation is characterized by an irregularly irregular pulse due to disorganized electrical activity in the atria, leading to inconsistent ventricular contractions. Pulse rate can vary widely.
Choice D rationale
A bounding pulse, which is strong and forceful, is typically associated with conditions like fever or hyperthyroidism rather than atrial fibrillation. Bounding pulses are not characteristic of atrial fibrillation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale
Assessing pulses in the affected arm ensures proper blood flow and identifies potential complications like arterial occlusion following cardiac catheterization. Monitoring for changes can prevent severe outcomes. Normal pulse rates: 60-100 bpm.
Choice B rationale
Keeping the client NPO post-procedure is unnecessary as food and liquids can typically be resumed once the patient is stable, unless specific medical instructions indicate otherwise.
Choice C rationale
Light pressure on the insertion site is insufficient for hemostasis. Firm pressure for 10-15 minutes is necessary to prevent bleeding and hematoma formation, especially in arterial catheterization sites.
Choice D rationale
Immediate ambulation post-cardiac catheterization risks bleeding and hematoma at the insertion site. Bed rest and activity restrictions should be maintained until hemostasis is confirmed, typically for 2-6 hours.
Correct Answer is {"A":{"answers":"A"},"B":{"answers":"C"},"C":{"answers":"A"},"D":{"answers":"B"}}
Explanation
Rationales:
- Administer O2 to maintain oxygen saturation greater than 90%: This prescription is indicated. Hypoxia can exacerbate cardiac and respiratory issues, so it is essential to maintain adequate oxygen levels in the blood. Supplemental oxygen can help improve tissue oxygenation and reduce strain on the heart.
- Apply continuous ECG monitoring: This prescription is indicated. Continuous ECG monitoring is crucial in detecting arrhythmias and ischemic changes in a patient with cardiac symptoms and irregular pulse. Early detection allows for timely intervention and management of potentially life-threatening cardiac events.
- Obtain the client’s family history: This prescription is nonessential. While obtaining a family history is useful for identifying potential genetic predispositions to cardiac and metabolic conditions, it is not immediately necessary for the acute management of the client’s current symptoms.
- Prepare the client for intubation: This prescription is contraindicated. The client is currently maintaining an adequate respiratory rate and oxygen saturation on room air. There is no indication of respiratory failure or inability to maintain airway patency. Intubation would be an unnecessarily invasive procedure at this time.
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