ATI RN
Pediatric Nursing Study Guide Questions
Question 1 of 5
A pregnant woman with a son affected by spinal muscular atrophy (SMA) type 2 is expecting a male fetus. What is the risk that the fetus will be affected?
Correct Answer: B
Rationale: SMA is an autosomal recessive disorder, meaning each pregnancy has a 1 in 4 chance of being affected if both parents are carriers.
Question 2 of 5
All the following are true regarding Juvenile Ankylosing Spondylitis (JAS) in comparison with Adult-Onset Ankylosing Spondylitis (AOAS) EXCEPT
Correct Answer: B
Rationale: Axial disease tends to occur later in JAS compared to AOAS.
Question 3 of 5
A 1.5-month-old girl, the first child of unrelated parents was referred to our hospital with icterus and edema. She is exclusively breast-fed, she had acholic stools. She was hospitalized for further evaluation. The baby's blood group is A +ve, the mother's blood group is O +ve. What is the most probable diagnosis?
Correct Answer: C
Rationale: Neonatal cholestasis is characterized by prolonged jaundice, acholic stools, and direct hyperbilirubinemia. Causes include biliary atresia, metabolic disorders, and genetic syndromes. ABO incompatibility typically causes hemolysis and indirect hyperbilirubinemia, not acholic stools.
Question 4 of 5
Which of the following causes metabolic acidosis with a normal anion gap?
Correct Answer: B
Rationale: Normal anion gap metabolic acidosis is caused by bicarbonate loss, such as in diarrhea, where excessive bicarbonate is lost through stool, leading to acidosis.
Question 5 of 5
Which does the radioallergosorbent test (RAST) determine?
Correct Answer: D
Rationale: RAST measures antigen-specific serum IgE concentrations to identify allergens.