ATI LPN
ATI PN Pediatrics Proctored Exam 2020 Questions
Question 1 of 5
The maternal occupational limit of exposure to radiation for the entire 40 weeks of pregnancy is:
Correct Answer: D
Rationale: 500 mrad is the occupational limit for pregnancy, per NRC. A-C are too low, E is excessive.
Question 2 of 5
A newborn with a history of cystic fibrosis confirmed by sweat chloride test failed to pass meconium within the first 24 hours of life. The next step in management is:
Correct Answer: D
Rationale: Gastrografin enema is the initial treatment for meconium ileus in cystic fibrosis, per AAP, to relieve obstruction. A-C, E are less specific.
Question 3 of 5
A 2-month-old boy with a history of cystic fibrosis appears with vomiting and dehydration. Laboratory findings reveal sodium of 125 mEq/L and chloride of 80 mEq/L. Most likely diagnosis is:
Correct Answer: C
Rationale: Cystic fibrosis-related salt loss fits vomiting, dehydration, and hyponatremia, per CFF. A, B, D, E don’t match.
Question 4 of 5
A child with a history of cystic fibrosis appears with jaundice and pruritus. Laboratory findings reveal elevated bilirubin and alkaline phosphatase. Most likely diagnosis is:
Correct Answer: C
Rationale: Biliary cirrhosis fits jaundice and lab findings in cystic fibrosis, per CFF. A, B, D, E are less likely.
Question 5 of 5
A 6-year-old boy presents with fever and a strawberry tongue. Physical exam shows cervical lymphadenopathy and a rash. Most likely diagnosis is:
Correct Answer: B
Rationale: Kawasaki disease includes fever, strawberry tongue, lymphadenopathy, and rash, per AHA. A, C-E lack this combination.