ATI RN
Pediatric Nursing Study Guide Questions
Question 1 of 5
Which does the radioallergosorbent test (RAST) determine?
Correct Answer: D
Rationale: RAST measures antigen-specific serum IgE concentrations to identify allergens.
Question 2 of 5
Which of the following results of investigations is unlikely in serum sickness?
Correct Answer: B
Rationale: Thrombocytosis is not commonly associated with serum sickness, whereas inflammation markers like ESR and reduced C3 are expected.
Question 3 of 5
A 3-year-old boy with asthma has tremors and behavioral changes. ABG: pH 7.35, PCO2 72, HCO3 30. What is the acid-base disorder?
Correct Answer: A
Rationale: The normal pH with elevated PCO2 and compensatory HCO3 indicates fully compensated respiratory acidosis, common in chronic CO2 retention from asthma.
Question 4 of 5
False positive tuberculin test may be present in:
Correct Answer: C
Rationale: Exposure to non-tuberculous mycobacteria can cause cross-reactivity in the tuberculin test, leading to a false-positive result.
Question 5 of 5
Primary amenorrhea generally requires evaluation if menstruation does not occur within
Correct Answer: C
Rationale: Menstruation should typically occur within 3 years of thelarche.