Mr Jones came to the ER complaining of chest palpitations. He states his heart feels like it is "racing". The nurse found the following rhythm on the monitor. What is the next step would the nurse expect to take first?
Defibrillate
Ask him to blow into a syringe
Draw troponins
Give amiodarone
The Correct Answer is B
B This maneuver, called the Valsalva maneuver, can sometimes help to restore normal heart rhythm in cases of SVT. It involves blowing forcefully into a syringe or performing a similar action that increases intra-abdominal pressure, which can stimulate the vagus nerve and help to slow down the heart rate.
A Defibrillation is a treatment used for life-threatening cardiac arrhythmias, particularly ventricular fibrillation or pulseless ventricular tachycardia. It involves delivering a therapeutic dose of electrical energy to the heart with a device called a defibrillator.
C Drawing troponin levels may be appropriate if there is suspicion of myocardial infarction as the cause of chest palpitations or if there are other symptoms suggestive of acute coronary syndrome. However, in the context of SVT presenting with chest palpitations and a racing heart, the priority is to address the arrhythmia first
D Amiodarone is an antiarrhythmic medication used to treat various types of cardiac arrhythmias, including ventricular and supraventricular arrhythmias. While it can be effective in certain cases of SVT, it is not typically the first-line treatment or the immediate next step in managing SVT in the emergency department.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","D","E"]
Explanation
B. This is an essential nursing intervention to ensure that the ventilator is delivering the appropriate settings as ordered by the healthcare provider. Ventilator settings may need to be adjusted based on the client's condition, so daily verification is important for patient safety and optimal ventilator management.
D. Pantoprazole is a proton pump inhibitor commonly used to prevent stress ulcers in critically ill patients receiving mechanical ventilation. It helps reduce gastric acid secretion and can prevent complications such as gastrointestinal bleeding. Administering pantoprazole as prescribed is an appropriate intervention to prevent complications related to stress ulcers in ventilated patients.
E. Elevating the head of the bed to at least 30 degrees is a crucial intervention to prevent ventilator- associated pneumonia (VAP) by reducing the risk of aspiration. This position helps promote drainage of oral and gastric secretions, reducing the likelihood of aspiration into the lungs. It's considered a standard practice in ventilated patients to minimize the risk of pulmonary complications.
A. Apply restraints if the client becomes agitated: While it may be necessary to use restraints in certain situations to ensure the safety of the client and prevent self-extubation or injury, they should be used judiciously and only when other measures to manage agitation have failed. Restraints should not be the first-line intervention and should be used in accordance with facility policies and regulations.
C. Repositioning the endotracheal tube to the opposite side of the mouth daily is not a standard nursing intervention. Once the endotracheal tube is properly positioned and secured, it should not routinely need to be repositioned unless clinically indicated due to complications such as mucosal irritation or tube displacement.
Correct Answer is B
Explanation
B. Tachycardia is a compensatory mechanism aimed at increasing cardiac output and maintaining tissue perfusion. In response to decreased perfusion, the body increases heart rate to improve circulation and oxygen delivery to tissues.
A. Hypokalemia, or low potassium levels, is not typically associated with the compensatory stage of shock. Instead, electrolyte imbalances may develop later in the progression of shock due to tissue hypoperfusion and metabolic disturbances.
C. Mottled skin, characterized by patchy discoloration due to uneven blood flow, is more commonly seen in the progressive or irreversible stages of shock. It indicates significant tissue hypoperfusion and impaired microcirculation, rather than the compensatory stage
D. This blood pressure reading is within the normal range and may be maintained during the compensatory stage of shock. Initially, blood pressure may be maintained or only slightly decreased due to compensatory mechanisms such as vasoconstriction. However, blood pressure can decrease further as shock progresses beyond the compensatory stage.
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