ATI RN
Oxygenation NCLEX Questions Quizlet Questions
Question 1 of 5
The nurse is caring for a client admitted with septic shock. Which early clinical manifestation might indicate the development of ARDS?
Correct Answer: C
Rationale: Tachypnea (C) is an early sign of ARDS as the body attempts to compensate for hypoxia. Cyanosis (B) is a late sign, while retractions (A) and tachycardia (D) are less specific initially.
Question 2 of 5
The primary cells involved in infection by respiratory syncytial virus (RSV) are the
Correct Answer: C
Rationale: RSV primarily infects squamous epithelial cells of the bronchioles and alveoli (C), leading to inflammation and obstruction.
Question 3 of 5
Which of the following actions should the nurse instruct the ancillary staff to initiate first when it is determined that the patient's oxygen saturation is not within normal limits?
Correct Answer: B
Rationale: Promptly reporting to the nurse ensures timely clinical decision-making and intervention, which is critical when oxygen saturation is abnormal.
Question 4 of 5
What is the ozone layer? What is responsible for the depletion of the ozone layer?
Correct Answer: A
Rationale: The ozone layer absorbs UV rays, and chemicals like CFCs and HCFCs deplete it, as described.
Question 5 of 5
Surfactant is produced by what cells in the alveoli?
Correct Answer: B
Rationale: Type II pneumocytes in the alveoli produce surfactant, a substance that reduces surface tension to prevent alveolar collapse during breathing.