ATI LPN
Pediatric Nursing Cardiac Practice Questions Questions
Question 1 of 5
In newborns with polycythemia, highly elevated viscosity is due to:
Correct Answer: A
Rationale: Polycythemia increases viscosity primarily via a high RBC count , raising hematocrit (AAP). Plasma volume contributes less, and capillary factors (C-E) are secondary.
Question 2 of 5
Best diagnostic study to diagnose patients with adrenoleukodystrophy is:
Correct Answer: A
Rationale: Elevated VLCFA in plasma and RBCs confirms adrenoleukodystrophy diagnosis (NORD). B-E are incorrect.
Question 3 of 5
All of the following statements are true except:
Correct Answer: A
Rationale: Choice A is false; gloves don’t replace handwashing (CDC). B-E are true.
Question 4 of 5
The triad of NEC is:
Correct Answer: C
Rationale: NEC triad is prematurity, formula feedings, and ischemia , per AAP. A, B, D, E miss key elements.
Question 5 of 5
A 6-month-old boy appears with fever, wheezing, and respiratory distress following an upper respiratory infection (URI). Physical examination reveals bilateral wheezing, subcostal retractions, and nasal flaring. Most likely diagnosis is:
Correct Answer: D
Rationale: Bronchiolitis is typical at 6 months post-URI with bilateral wheezing and distress, per AAP. Asthma is rare this young, and A, B, E are less likely.