ATI RN
Oxygenation NCLEX Questions with Rationale Questions
Question 1 of 5
What is an atomic number?
Correct Answer: A
Rationale: The atomic number is the number of protons, defining the element; for oxygen, it is 8.
Question 2 of 5
A nurse assesses a client who had a myocardial infarction and has a blood pressure of 88/58 mm Hg. Which additional assessment finding would the nurse expect?
Correct Answer: A
Rationale: Low blood pressure post-myocardial infarction indicates shock, leading to tachycardia (heart rate 120) to compensate.
Question 3 of 5
The nurse is explaining how to assess edema to the nursing students working on the antepartum unit. Which score indicates edema of lower extremities, face, hands, and sacral area?
Correct Answer: D
Rationale: #ERROR!
Question 4 of 5
A client admitted with smoke inhalation injuries develops signs and symptoms of acute respiratory distress syndrome (ARDS). The nurse anticipates the healthcare provider will prescribe which course of action with regard to oxygenation?
Correct Answer: B
Rationale: With ARDS, mechanical ventilation (B) is often necessary as oxygen therapy alone (A, C, D) cannot maintain adequate oxygenation due to severe lung injury.
Question 5 of 5
The nurse is caring for a client with chronic obstructive pulmonary disease (COPD). Which medication classification does the nurse anticipate administering?
Correct Answer: D
Rationale: Bronchodilators (D) are the mainstay treatment for COPD to relieve airway obstruction and improve breathing.