ATI LPN
Nclex-Pn Practice Questions Pediatrics Questions
Question 1 of 5
What is the most important serious side effect that parents should be warned about before commencing atomoxetine?
Correct Answer: D
Rationale: Atomoxetine is a non-stimulant medication for ADHD. Suicidal ideation (
Choice
D) is a critical side effect, with a black box warning from the FDA due to increased risk in children and adolescents, necessitating parental awareness. Cardiac toxicity (
Choice
A) is rare and less emphasized compared to stimulants. Depression (
Choice
B) can occur but isn’t the primary concern. Potential for abuse (
Choice
C) is negligible as atomoxetine lacks stimulant properties. Suicidal ideation’s severity and regulatory emphasis make it the most important warning.
Question 2 of 5
What is the most appropriate therapy to maximise his urinary excretion of aspirin?
Correct Answer: D
Rationale: Aspirin (acetylsalicylic acid) overdose requires enhanced excretion. Urinary alkalinisation (
Choice
D) with bicarbonate increases urine pH, ionizing salicylate (weak acid), trapping it in urine for excretion, and is the standard approach. Allopurinol (
Choice
A) treats gout, not relevant. Forced diuresis with furosemide (
Choice
B) increases volume but not pH. Hyperhydration (
Choice
C) dilutes but doesn’t optimize excretion. Alkalinisation is most effective.
Question 3 of 5
Mode of inheritance of HDR syndrome is:
Correct Answer: B
Rationale: HDR syndrome (hypoparathyroidism, deafness, renal anomalies) is autosomal dominant , linked to GATA3 mutations on chromosome 10 (NIH). Other inheritance patterns (A, C, D, E) do not apply.
Question 4 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 5 of 5
A child was treated with baking soda for an upset stomach. Most likely complication is:
Correct Answer: B
Rationale: Baking soda (sodium bicarbonate) overdose causes hypernatremia from excess sodium, potentially with alkalosis (Up
ToDate). A, C-E are less likely.