A patient with respiratory failure has a respiratory rate of 6 breaths/min and an oxygen saturation (SpO2) of 78%. The patient is increasingly lethargic. Which intervention will the nurse anticipate?
Initiation of continuous positive pressure ventilation (CPAP)
Endotracheal intubation and positive pressure ventilation
Insertion of a mini-tracheostomy with frequent suctioning
Administration of 100% 02 by non-rebreather mask
The Correct Answer is B
B. Endotracheal intubation and positive pressure ventilation are indicated in patients with severe respiratory failure who are unable to maintain adequate oxygenation and ventilation on their own. This intervention provides mechanical support to the patient's breathing by delivering positive pressure to the lungs via an endotracheal tube. Given the patient's respiratory rate of 6 breaths/min, low oxygen saturation (SpO2 of 78%), and increasing lethargy, endotracheal intubation and positive pressure ventilation are the most appropriate interventions to ensure adequate oxygenation and ventilation.
A. CPAP is a form of non-invasive positive pressure ventilation that helps keep the airways open and improves oxygenation. However, in a patient with severe respiratory failure and impending respiratory arrest, CPAP alone may not be sufficient to adequately support ventilation and oxygenation. CPAP is typically used in patients with milder forms of respiratory failure or as a step-down therapy from invasive mechanical ventilation.
C. Insertion of a mini-tracheostomy is not typically indicated in a patient with severe respiratory failure and impending respiratory arrest. While tracheostomy may be considered in certain cases for long-term ventilation or airway management, it is not the first-line intervention in an acute situation like this.
Additionally, frequent suctioning may not address the underlying cause of respiratory failure or improve oxygenation.
D. Administering 100% oxygen via a non-rebreather mask can help improve oxygenation temporarily. However, in a patient with severe respiratory failure and impending respiratory arrest, non-invasive oxygen therapy alone may not be sufficient to maintain adequate oxygenation and ventilation.
Endotracheal intubation and positive pressure ventilation are more definitive interventions to ensure adequate support for the patient's breathing.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
C. its use in hypovolemic shock is generally not appropriate because the primary treatment for hypovolemic shock is fluid resuscitation to address the volume loss.
A. Dopamine is often used in neurogenic shock to increase systemic vascular resistance and improve blood pressure. Therefore, dopamine is an appropriate choice for the management of hypotension due to neurogenic shock.
B. Dopamine is commonly used in septic shock to improve cardiac output and systemic vascular resistance. It helps to support blood pressure and perfusion in septic shock patients.
D. It is indicated for cardiogenic shock as it increases cardiac contractility.
Correct Answer is B
Explanation
B. Endotracheal intubation and positive pressure ventilation are indicated in patients with severe respiratory failure who are unable to maintain adequate oxygenation and ventilation on their own. This intervention provides mechanical support to the patient's breathing by delivering positive pressure to the lungs via an endotracheal tube. Given the patient's respiratory rate of 6 breaths/min, low oxygen saturation (SpO2 of 78%), and increasing lethargy, endotracheal intubation and positive pressure ventilation are the most appropriate interventions to ensure adequate oxygenation and ventilation.
A. CPAP is a form of non-invasive positive pressure ventilation that helps keep the airways open and improves oxygenation. However, in a patient with severe respiratory failure and impending respiratory arrest, CPAP alone may not be sufficient to adequately support ventilation and oxygenation. CPAP is typically used in patients with milder forms of respiratory failure or as a step-down therapy from invasive mechanical ventilation.
C. Insertion of a mini-tracheostomy is not typically indicated in a patient with severe respiratory failure and impending respiratory arrest. While tracheostomy may be considered in certain cases for long-term ventilation or airway management, it is not the first-line intervention in an acute situation like this.
Additionally, frequent suctioning may not address the underlying cause of respiratory failure or improve oxygenation.
D. Administering 100% oxygen via a non-rebreather mask can help improve oxygenation temporarily. However, in a patient with severe respiratory failure and impending respiratory arrest, non-invasive oxygen therapy alone may not be sufficient to maintain adequate oxygenation and ventilation.
Endotracheal intubation and positive pressure ventilation are more definitive interventions to ensure adequate support for the patient's breathing.
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