ATI LPN
PN Pediatric Nursing 2023 ATI Questions
Question 1 of 9
The most common form of lead poisoning in children comes from:
Correct Answer: B
Rationale: Lead poisoning in children most commonly arises from ingestion of lead-based paint , often from old homes. Pencils use graphite, not lead; medications are rarely a source; and water can be contaminated but is less common than paint exposure historically.
Question 2 of 9
A child with a foreign body in the ear requires
Correct Answer: D
Rationale: Referral D ensures safe removal, per document p42, 1.
Question 3 of 9
A 5-year-old girl presents with recurrent UTIs and daytime wetting. Voiding cystourethrogram shows reflux. Most likely diagnosis is:
Correct Answer: B
Rationale: VUR causes recurrent UTIs and reflux on VCUG, per AAP. A, C-E differ in imaging.
Question 4 of 9
Best diagnostic study to diagnose patients with adrenoleukodystrophy is:
Correct Answer: A
Rationale: Elevated VLCFA in plasma and RBCs confirms adrenoleukodystrophy diagnosis (NORD). B-E are incorrect.
Question 5 of 9
In newborns with polycythemia, highly elevated viscosity is due to:
Correct Answer: A
Rationale: Polycythemia increases viscosity primarily via a high RBC count , raising hematocrit (AAP). Plasma volume contributes less, and capillary factors (C-E) are secondary.
Question 6 of 9
A child appears with jaundice and dark urine. Physical examination reveals hepatomegaly. Sweat chloride test is positive. Most likely diagnosis is:
Correct Answer: C
Rationale: Cystic fibrosis fits jaundice, hepatomegaly, and positive sweat test, likely biliary cirrhosis, per CFF. A, B, D, E don’t match.
Question 7 of 9
A nursing student is helping the nursery nurses with morning vital signs. A baby born 10 hours ago via cesarean section is found to have moist lung sounds. What is the best interpretation of this data?
Correct Answer: B
Rationale: The lungs of a baby delivered by cesarean section may sound moist for 24 hours after birth B due to retained fetal lung fluid, common in C-section deliveries, per document .
Question 8 of 9
Hereditary methaemoglobinaemia is most commonly due to deficiency of which red cell enzyme?
Correct Answer: A
Rationale: Hereditary methemoglobinemia is most commonly due to cytochrome b5 reductase deficiency (Choice A), impairing reduction of methemoglobin to hemoglobin, causing cyanosis. Glutathione peroxidase (Choice B) protects against oxidative stress, not methemoglobin. Heme oxygenase (Choice C) degrades heme, unrelated here. Methylenetetrahydrofolate reductase (Choice D) affects folate metabolism. Cytochrome b5 reductase is the key enzyme.
Question 9 of 9
A 1-month-old infant presents with jaundice and acholic stools. Ultrasound shows no gallbladder. Most likely diagnosis is:
Correct Answer: B
Rationale: Biliary atresia features jaundice and absent gallbladder, per AAP. A, C-E differ.