The nurse is caring for a client with a history of heart failure and notes a new onset of the following rhythm on the client's telemetry monitor. Which action would the nurse take first?
Administer the prescribed daily dose of metoprolol
Obtain the client's blood pressure and pulse
Notify the health care provider about the rhythm
Print a rhythm strip to document the changes in the health record
The Correct Answer is B
B. Assessing the client's vital signs, including blood pressure and pulse, provides critical information about the client's hemodynamic status and response to the new rhythm. Atrial fibrillation can lead to rapid, irregular heart rates and hemodynamic instability, so obtaining vital signs promptly helps the nurse determine the severity of the situation and whether immediate intervention is needed.
A. This action is not the priority when the nurse observes a new onset of atrial fibrillation. While beta- blockers such as metoprolol may be part of the client's long-term management for heart failure and atrial fibrillation, initiating medication administration without further assessment could delay appropriate intervention for the acute change in rhythm.
C. While it is important to communicate changes in the client's condition to the healthcare provider, this action should occur after the nurse has assessed the client's vital signs and determined the urgency of the situation. If the client is stable and responsive to initial interventions, the nurse can then contact the healthcare provider to discuss the new onset of atrial fibrillation and collaborate on further management.
D. Documenting the changes in the client's rhythm is important for continuity of care and communication among healthcare team members. However, obtaining a rhythm strip should not be the first action when a new onset of atrial fibrillation is observed. Assessing the client's vital signs and initiating appropriate interventions to address any hemodynamic instability take precedence.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Prone positioning involves turning the patient onto their abdomen to improve ventilation-perfusion matching by redistributing ventilation to the dorsal lung regions, where perfusion is typically better in ARDS patients.
B. Semi-recumbent positioning may be used to prevent aspiration and reduce the risk of VAP but is not as effective as prone positioning for improving V/Q matching.
C. Albumin infusion is not specific interventions for improving ventilation-perfusion matching in ARDS and should be considered based on other clinical indications.
D. Transfusion of packed red blood cells (PRBC) may be indicated in cases of severe anemia or hypoxemia due to inadequate oxygen-carrying capacity. However, it is not a primary intervention for improving ventilation-perfusion matching in ARDS
Correct Answer is C
Explanation
C. Hypovolemia, or low blood volume, can lead to decreased venous return to the heart and reduced filling pressures. Consequently, CVP may decrease in hypovolemic states. Low CVP may indicate inadequate preload and reduced cardiac output, which are characteristic of hypovolemia.
A. Left ventricular failure typically results in elevated filling pressures rather than low CVP. In left ventricular failure, blood backs up into the pulmonary circulation, leading to increased pulmonary venous pressure and potentially elevated pulmonary capillary wedge pressure (PCWP), which is a surrogate marker for left atrial pressure. This elevated pressure is reflected in the CVP as well, resulting in increased CVP rather than low CVP.
B. Fluid overload typically results in elevated filling pressures and increased CVP rather than low CVP. Excess fluid volume increases venous return to the heart, leading to increased pressure within the central veins and elevated CVP.
D. Intracardiac shunts may cause alterations in cardiac pressures, but they typically do not result in consistently low CVP. Depending on the type and severity of the shunt, the direction and magnitude of pressure changes may vary. However, in the absence of other pathophysiological factors, intracardiac shunts are less likely to cause consistently low CVP.
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