ATI RN
NCLEX Questions for Oxygenation Questions
Question 1 of 5
Pressure support ventilation is:
Correct Answer: C
Rationale: Pressure support ventilation (PSV) is typically patient-triggered (pressure or flow), pressure-limited, and flow-cycled when the patient's inspiratory flow decreases.
Question 2 of 5
Which of the following is the primary genetic mutation associated with cystic fibrosis?
Correct Answer: A
Rationale: The CFTR gene mutation is the primary cause of cystic fibrosis, affecting chloride transport.
Question 3 of 5
Which waveform represents ventricular depolarization on an ECG?
Correct Answer: B
Rationale: The QRS complex represents ventricular depolarization on an ECG.
Question 4 of 5
Of the following, which is the highest level of evidence for research studies?
Correct Answer: C
Rationale: Randomized controlled trials (RCTs) provide the highest level of evidence due to their controlled, randomized design.
Question 5 of 5
A nurse is caring for a toddler who is having an acute asthmatic attack with copious mucus and difficulty breathing. The childs skin is cyanotic, respirations are labored and rapid, and pulse is rapid. What nursing diagnosis would have priority for care of this child?
Correct Answer: B
Rationale: Ineffective Airway Clearance is the priority due to mucus and breathing difficulty, directly addressing the life-threatening issue.