ATI LPN
Nclex-Pn Practice Questions Pediatrics Questions
Question 1 of 5
The diagnosis of an umbilical arterial thrombus in a preterm newborn is usually made by:
Correct Answer: D
Rationale: Aortic ultrasonography directly visualizes umbilical arterial thrombus in preterms, being non-invasive and specific (AAP). Other options (A-C, E) are less diagnostic.
Question 2 of 5
Listeria monocytogenes is sensitive to all of the following antibiotics except:
Correct Answer: A
Rationale: Listeria is resistant to cephalosporins due to cell wall properties (IDSA). B-E are effective.
Question 3 of 5
The most common cardiovascular anomaly in Williams syndrome is:
Correct Answer: A
Rationale: Supravalvular aortic stenosis is the most common cardiac defect in Williams syndrome, per NIH. B-E are less frequent.
Question 4 of 5
The most common cause of anaphylaxis occurring in the hospital is:
Correct Answer: D
Rationale: IV medications and latex are the top in-hospital anaphylaxis causes, per AAAAI. A-D are less common in this setting.
Question 5 of 5
Most common cause of hemoptysis in patients with cystic fibrosis is:
Correct Answer: B
Rationale: Bronchiectasis is the top cause of hemoptysis in cystic fibrosis, per CFF, from chronic airway damage. A, C-E are less common.