ATI LPN
Pediatric Gi Nclex Practice Questions Questions
Question 1 of 5
All of the following are basic mechanisms of metabolic acidosis except:
Correct Answer: B
Rationale: Increased acid excretion corrects, not causes, metabolic acidosis (UpToDate). A, C-E are true mechanisms.
Question 2 of 5
Most common offending agent causing asthma in children is:
Correct Answer: B
Rationale: Respiratory infections are the top asthma trigger in children, per AAP, due to frequent viral exposures. A, C-E are significant but less common.
Question 3 of 5
A newborn with a history of maternal polyhydramnios failed to pass meconium within the first 24 hours of life. He appears with abdominal distension and bilious vomiting. Most likely diagnosis is:
Correct Answer: B
Rationale: Duodenal atresia matches polyhydramnios, bilious vomiting, and obstruction, per AAP. A, C-E are less consistent.
Question 4 of 5
A child with a history of cystic fibrosis is diagnosed to have pneumonia based on chest x-ray findings. The sputum culture reveals Pseudomonas aeruginosa. The next step in management is:
Correct Answer: C
Rationale: IV antibiotics are the standard for Pseudomonas pneumonia in cystic fibrosis, per CFF. A, B, D, E are inadequate alone.
Question 5 of 5
A child appears with chronic cough and failure to thrive. Physical examination reveals nasal polyps and digital clubbing. Sweat chloride test is positive. Most likely diagnosis is:
Correct Answer: D
Rationale: Cystic fibrosis matches chronic cough, failure to thrive, polyps, clubbing, and positive sweat test, per CFF. A-C, E don’t fit.