ATI RN
Pediatric Clinical Nurse Specialist Exam Questions Questions
Question 1 of 5
Regarding disorders of acid-base balance, what is the compensatory mechanism that takes place to keep pH normal when there is bicarbonate loss in urine?
Correct Answer: C
Rationale: Hyperventilation is the compensatory mechanism for metabolic acidosis, leading to increased CO2 elimination and normalization of pH.
Question 2 of 5
A 12-month-old receives the MMR vaccine and suddenly becomes flushed, tachycardic, tachypneic with weak peripheral pulses & deteriorating consciousness. What is the likely explanation?
Correct Answer: D
Rationale: This is an anaphylactic reaction (a form of immunological shock) that occurs post-vaccination.
Question 3 of 5
The earliest studies of autism suggested a relatively poor prognosis, with only a small number of individuals being able to function independently as adults. Of the following, the factor that carry POOR outcome is
Correct Answer: D
Rationale: Average nonverbal cognitive skills suggest limited adaptive functioning, contributing to poorer outcomes.
Question 4 of 5
A normal platelet count with prolonged bleeding time is seen in:
Correct Answer: B
Rationale: Von Willebrand disease affects platelet function rather than count, leading to prolonged bleeding time despite a normal platelet count.
Question 5 of 5
The MOST effective therapy for persistent allergic rhinitis is
Correct Answer: D
Rationale: Nasal corticosteroids, such as budesonide, are the most effective treatment for persistent allergic rhinitis, reducing inflammation and nasal symptoms more effectively than antihistamines or leukotriene inhibitors.