ARDS Nursing Questions with Correct Answers

ARDS Nursing Questions with Correct Answers


Question 1:
What is the primary pathophysiologic mechanism
involved in acute respiratory failure in patients with chronic obstructive pulmonary disease
(COPD)?
Answer:
Decreased lung compliance



Question 2:
Which of the following is the most common cause of acute hypoxemic respiratory failure in
critically ill patients?
Answer:
Pneumonia



Question 3:
In patients with acute respiratory failure, which of the following ABG findings is most indicative
of hypoventilation?
PaCO2 of 50 mmHg and PaO2 of 60 mmHg PaCO2 of 70 mmHg and PaO2 of 85 mmHg PaCO2 of
30 mmHg and PaO2 of 55 mmHg PaCO2 of 90 mmHg and PaO2 of 40 mmHg
Answer:
PaCO2 of 50 mmHg and PaO2 of 60 mmHg



Question 4:
PaCO2 of 78 mmHg and PaO2 of 55 mmHg. What is the most likely cause of this patient's
respiratory failure?
Central nervous system depression leading to hypoventilation Pulmonary embolism leading to
decreased perfusion
Severe asthma exacerbation causing bronchoconstriction Acute pneumonia leading to impaired
oxygenation
Answer:
Central nervous system depression leading to hypoventilation



Question 5:
A 72-year-old patient presents with severe shortness of breath, confusion, and a PaCO2 of 80

,mmHg. What is the most appropriate initial management strategy for this patient?
Begin mechanical ventilation immediately
Administer high-flow oxygen via non-rebreather mask Start non-invasive positive pressure
ventilation (NIPPV) Administer sedation and wait for improvement
Start non-invasive positive pressure ventilation (NIPPV)
Answer:
Begin mechanical ventilation immediately



Question 6:
Which of the following is the primary cause of hypercapnic respiratory failure in patients with
chronic obstructive pulmonary disease (COPD)? Impaired ventilation due to airflow obstruction
Pulmonary edema
Decreased diffusion capacity in the alveoli Ventilation-perfusion mismatch
Impaired ventilation due to airflow obstruction A 55-year-old male with COPD
Answer:
Impaired ventilation due to airflow obstruction



Question 7:
presents with confusion, drowsiness, and labored breathing. His ABG shows a PaCO2 of 85
mmHg.
What is the most likely cause of his respiratory failure?
Pulmonary embolism Acute asthma exacerbationHypercapnic respiratory failure due to alveolar
hypoventilation Myocardial infarction
Answer:
respiratory failure?Pulmonary embolism Acute asthma exacerbationHypercapnic respiratory
failure due to alveolar hypoventilation Myocardial infarction
respiratory failure?
Pulmonary embolism Acute asthma exacerbation
Hypercapnic respiratory failure due to alveolar hypoventilation Myocardial infarction
respiratory failure?
Pulmonary embolism Acute asthma exacerbation
Hypercapnic respiratory failure due to alveolar hypoventilation Myocardial infarction
respiratory failure?



Question 8:
shows PaCO2 of 75 mmHg. Which of the following is the most likely cause of this patient's
hypercapnic respiratory failure?
Acute asthma exacerbation
Alveolar hypoventilation due to airflow obstruction Pneumonia

, Pulmonary embolism
Alveolar hypoventilation due to airflow obstruction
Answer:
respiratory failure?



Question 9:
A 60-year-old patient with a history of COPD and obesity presents with difficulty breathing and
a PaCO2 of 80 mmHg. What is the most
appropriate initial management strategy?
Start mechanical ventilation immediately Administer oxygen via nasal cannulaInitiate
non-invasive positive pressure ventilation (NIPPV) Administer bronchodilatorsInitiate
non-invasive positive pressure ventilation (NIPPV)A 75-year-old patient with COPD presents
with tachypnea and confusion. His ABG shows a PaCO2 of 85 mmHg and PaO2 of 58 mmHg.
Answer:
Start mechanical ventilation immediatelyStart mechanical ventilation immediately Administer
oxygen via nasal cannulaInitiate non-invasive positive pressure ventilation (NIPPV) Administer
bronchodilatorsInitiate non-invasive positive pressure ventilation (NIPPV)A 75-year-old patient
with COPD presents with tachypnea and confusion. His ABG shows a PaCO2 of 85 mmHg and
PaO2 of 58 mmHg.
Start mechanical ventilation immediately
Start mechanical ventilation immediately Administer oxygen via nasal cannula
Initiate non-invasive positive pressure ventilation (NIPPV) Administer bronchodilators
Initiate non-invasive positive pressure ventilation (NIPPV)
A 75-year-old patient with COPD presents with tachypnea and confusion. His ABG shows a
PaCO2 of 85 mmHg and PaO2 of 58 mmHg.
Start mechanical ventilation immediately
Start mechanical ventilation immediately Administer oxygen via nasal cannula
Initiate non-invasive positive pressure ventilation (NIPPV) Administer bronchodilators
Initiate non-invasive positive pressure ventilation (NIPPV)
A 75-year-old patient with COPD presents with tachypnea and confusion. His ABG shows a
PaCO2 of 85 mmHg and PaO2 of 58 mmHg.
Start mechanical ventilation immediately



Question 10:
What is the most likely pathophysiologic cause of his hypercapnic respiratory failure?
Alveolar hypoventilation due to airway obstruction Severe asthma exacerbation
Pulmonary embolism Acute pneumonia
Alveolar hypoventilation due to airway obstruction
Answer:
hypercapnic respiratory failure?