ATI RN
Oxygen Therapy NCLEX Questions Questions
Question 1 of 5
The most important role for the nurse in preventing lung cancer is what?
Correct Answer: A
Rationale: Because smoking is the major cause of lung cancer, the most important role for the nurse is teaching patients about the benefits of and means of smoking cessation. CT scanning, sputum cytology, and erlotinib are related to screening or treatment, not prevention.
Question 2 of 5
What is the best data to evaluate impaired gas exchange?
Correct Answer: B
Rationale: For the nursing diagnosis of impaired gas exchange, the best data for evaluation are arterial blood gases (ABGs) or pulse oximetry. The other data may indicate either improvement or impending respiratory failure caused by fatigue.
Question 3 of 5
What do severe uncompensated respiratory acidosis and hypoxemia require?
Correct Answer: A
Rationale: The pH, PaCO2, and PaO2 indicate that the patient has severe uncompensated respiratory acidosis and hypoxemia. Rapid action will be required to prevent increasing hypoxemia and correct the acidosis.
Question 4 of 5
What is a key stage of the oxygen cycle?
Correct Answer: A
Rationale: Photosynthesis is a key stage where plants produce oxygen, contributing to the oxygen cycle.
Question 5 of 5
An assistive personnel (AP) was feeding a client with a tracheostomy. Later that evening, the UAP reports that the client had a coughing spell during the meal. What action by the nurse is best?
Correct Answer: A
Rationale: Coughing during feeding may indicate aspiration, so assessing lung sounds is the best action to evaluate oxygenation.