ATI RN
Pediatric Nursing Study Guide Questions
Question 1 of 5
Bronchodilator response to an inhaled B-agonist (e.g., albuterol) is greater in asthmatic patients than in non-asthmatic persons. The rate of improvement in FEV1 consistent with asthma is
Correct Answer: D
Rationale: An improvement in FEV1 of more than 15% after bronchodilator administration is a strong indicator of asthma.
Question 2 of 5
What is the anion gap?
Correct Answer: C
Rationale: The anion gap reflects unmeasured anions in plasma. It is calculated as Na+ - (Cl- + HCO3-) and helps differentiate types of metabolic acidosis.
Question 3 of 5
The best choice of antibiotic in treating localized impetiginous lesions in patients with atopic dermatitis is
Correct Answer: C
Rationale: Topical mupirocin is effective against Staphylococcus aureus a common pathogen in impetigo.
Question 4 of 5
Expiratory grunting is a sign of:
Correct Answer: B
Rationale: Expiratory grunting occurs due to alveolar collapse and impaired gas exchange, commonly seen in bacterial pneumonia. It is a compensatory mechanism to maintain lung volume and oxygenation.
Question 5 of 5
Interpret the following ABG results (pH: 7.48 - PaCO₂: 42 - HCO₃:30):
Correct Answer: D
Rationale: High pH and elevated bicarbonate indicate metabolic alkalosis without respiratory compensation.