CPEN Exam 3

Question 1

A 4-year-old presents with a 3-day history of fever, rash starting on the trunk, and vesicular lesions in various stages. The nurse recognizes this as varicella and knows which complication is most concerning?

Accepted Answer

Bacterial superinfection of skin lesions

Answer

Secondary bacterial superinfection, most commonly with Staphylococcus aureus or Group A Streptococcus, is the most common serious complication of varicella.

Question 2

When calculating a weight-based medication dose for a pediatric patient whose actual weight is unknown, the nurse should use which method as the first choice?

Accepted Answer

A length-based resuscitation tape (e.g., Broselow)

Answer

A length-based resuscitation tape such as the Broselow tape provides the most accurate weight estimation and corresponding equipment sizes and drug doses.

Question 3

A 10-year-old with sickle cell disease presents with severe chest pain, fever, and hypoxia. Which condition should the nurse prioritize?

Accepted Answer

Acute chest syndrome

Answer

Acute chest syndrome is a life-threatening vaso-occlusive complication of sickle cell disease presenting with chest pain, fever, and hypoxia, requiring immediate intervention.

Question 4

A 7-year-old is brought in after ingesting an unknown number of acetaminophen tablets 2 hours ago. Which antidote should be prepared for administration?

Accepted Answer

N-acetylcysteine

Answer

N-acetylcysteine (NAC) is the specific antidote for acetaminophen toxicity and is most effective when given within 8 hours of ingestion.

Question 5

During a pediatric trauma assessment, the nurse notes the child has a GCS of 8 and is deteriorating. What is the priority action?

Accepted Answer

Prepare for rapid sequence intubation

Answer

A GCS of 8 or below indicates the need for definitive airway management, and rapid sequence intubation should be prepared to protect the airway.

CPEN - Certified Pediatric Emergency Nurse Practice Test

CPEN - Certified Pediatric Emergency Nurse Practice Test

CPEN Exam 3