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
Atypical depression is a form of major depressive disorder (MDD) characterized by all the following EXCEPT
Correct Answer: D
Rationale: Insomnia is not a typical feature of atypical depression, which instead involves hypersomnia.
Question 3 of 5
Regarding pubertal gynecomastia, which statement is TRUE?
Correct Answer: D
Rationale: Severe or persistent cases of gynecomastia might require surgical intervention if conservative measures fail.
Question 4 of 5
The cut-off number of transfused blood units to start an iron chelating agent in chronic hemolytic anemia patients is:
Correct Answer: B
Rationale: Patients with chronic hemolytic anemia receiving more than 8-10 transfusions require iron chelation to prevent iron overload complications.
Question 5 of 5
Which form of hypersensitivity reaction is characterized by antigen-antibody reactions on the cell membrane with activation of complement and destruction of the involved cell?
Correct Answer: B
Rationale: Type II hypersensitivity involves antibody-mediated cell destruction via complement activation.