ATI RN
Pediatric Nursing Study Guide Questions
Question 1 of 5
Which of the following is a common feature of relapsing polychondritis?
Correct Answer: D
Rationale: Relapsing polychondritis causes cartilage inflammation, joint pain, and hearing loss, making 'All of the above' the correct answer.
Question 2 of 5
The nasal cannula gives oxygen concentration
Correct Answer: B
Rationale: A nasal cannula delivers 24–44% oxygen, depending on flow rate. At a maximum of 6 L/min, it provides around 40% oxygen concentration.
Question 3 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 4 of 5
Of the following, the MOST appropriate initial therapy for a 12-year-old female adolescent with mild arthritis and a faint malar rash is
Correct Answer: C
Rationale: Hydroxychloroquine is often used as first-line therapy for mild SLE.
Question 5 of 5
One of the following can cause hyperkalemia without potassium excess:
Correct Answer: B
Rationale: In metabolic acidosis, hydrogen ions shift into cells, causing potassium to move out, leading to hyperkalemia despite normal total body potassium.