CPN (Certified Pediatric Nurse) Practice Exam With
Real Questions And Correct Answer/Guaranteed
Pass/Instant Download Pdf
1. Which of the following is the most common cause of dehydration in children?
A. Heart failure
B. Diabetes mellitus
C. Gastroenteritis
D. Renal failure
Correct Answer: C
Rationale: Gastroenteritis, often due to viral infections, is the leading cause of dehydration in children
due to fluid loss from vomiting and diarrhea.
2. A 4-year-old child with asthma presents with wheezing and shortness of breath. Which medication
should be administered first?
A. Oral corticosteroids
B. Short-acting beta-agonist (SABA) inhaler
C. Long-acting beta-agonist
D. Leukotriene receptor antagonist
Correct Answer: B
Rationale: SABAs, like albuterol, provide rapid relief of acute bronchospasm and are first-line therapy in
asthma exacerbations.
3. Which of the following vaccines is contraindicated in a child with a severe egg allergy?
A. MMR
B. Influenza (live attenuated nasal spray)
C. DTaP
D. IPV
Correct Answer: B
Rationale: The live attenuated nasal influenza vaccine is contraindicated in children with severe egg
allergy due to risk of anaphylaxis.
4. Which of the following is a priority nursing intervention for a child with increased intracranial
pressure (ICP)?
A. Administering sedatives
B. Maintaining head in a midline position
,C. Limiting fluid intake
D. Providing a high-protein diet
Correct Answer: B
Rationale: Keeping the head midline facilitates venous drainage and reduces ICP. Other interventions
support but are not as immediate.
5. A 6-month-old infant is brought in for routine checkup. Which milestone should the nurse expect?
A. Walking independently
B. Sitting without support
C. Speaking in short sentences
D. Drawing a circle
Correct Answer: B
Rationale: By 6 months, infants can typically sit without support. Walking and drawing develop much
later.
6. Which lab result indicates dehydration in a pediatric patient?
A. Low serum sodium
B. Low hematocrit
C. Elevated hematocrit
D. Low BUN
Correct Answer: C
Rationale: Hemoconcentration from fluid loss increases hematocrit, a common indicator of dehydration.
7. A child is diagnosed with type 1 diabetes mellitus. Which is the initial nursing priority?
A. Teaching diet management
B. Stabilizing blood glucose levels
C. Planning school activities
D. Arranging support groups
Correct Answer: B
Rationale: Stabilizing blood glucose and preventing acute complications like ketoacidosis is the
immediate priority.
8. A 2-year-old with severe diarrhea is at risk for which electrolyte imbalance?
A. Hypernatremia
B. Hyponatremia
C. Hyperkalemia
D. Hypocalcemia
Correct Answer: B
Rationale: Excessive diarrhea causes sodium loss, which can lead to hyponatremia if not corrected.
, 9. What is the first-line treatment for anaphylaxis in children?
A. Oral antihistamines
B. IV corticosteroids
C. Intramuscular epinephrine
D. Oxygen therapy
Correct Answer: C
Rationale: IM epinephrine is life-saving and should be administered immediately in anaphylaxis.
10. Which of the following is the most common congenital heart defect in children?
A. Tetralogy of Fallot
B. Ventricular septal defect (VSD)
C. Transposition of great arteries
D. Coarctation of the aorta
Correct Answer: B
Rationale: VSDs are the most common congenital heart defects, often detected by a heart murmur.
11. What is the preferred site for intramuscular injections in infants?
A. Deltoid
B. Vastus lateralis
C. Gluteus maximus
D. Dorsogluteal
Correct Answer: B
Rationale: The vastus lateralis is safest in infants due to adequate muscle mass and minimal risk to major
nerves.
12. Which of the following signs suggests meningitis in a child?
A. Chronic cough
B. Rash on palms only
C. Neck stiffness and photophobia
D. Constipation
Correct Answer: C
Rationale: Neck stiffness, photophobia, and fever are classic signs of meningitis in children.
13. A 10-year-old presents with tonsillitis. Which is a key nursing consideration?
A. Administering high-dose steroids
B. Encouraging fluid intake
C. Restricting all oral intake
D. Performing tonsil massage
Correct Answer: B
Rationale: Hydration helps relieve symptoms, prevent dehydration, and supports recovery.
Real Questions And Correct Answer/Guaranteed
Pass/Instant Download Pdf
1. Which of the following is the most common cause of dehydration in children?
A. Heart failure
B. Diabetes mellitus
C. Gastroenteritis
D. Renal failure
Correct Answer: C
Rationale: Gastroenteritis, often due to viral infections, is the leading cause of dehydration in children
due to fluid loss from vomiting and diarrhea.
2. A 4-year-old child with asthma presents with wheezing and shortness of breath. Which medication
should be administered first?
A. Oral corticosteroids
B. Short-acting beta-agonist (SABA) inhaler
C. Long-acting beta-agonist
D. Leukotriene receptor antagonist
Correct Answer: B
Rationale: SABAs, like albuterol, provide rapid relief of acute bronchospasm and are first-line therapy in
asthma exacerbations.
3. Which of the following vaccines is contraindicated in a child with a severe egg allergy?
A. MMR
B. Influenza (live attenuated nasal spray)
C. DTaP
D. IPV
Correct Answer: B
Rationale: The live attenuated nasal influenza vaccine is contraindicated in children with severe egg
allergy due to risk of anaphylaxis.
4. Which of the following is a priority nursing intervention for a child with increased intracranial
pressure (ICP)?
A. Administering sedatives
B. Maintaining head in a midline position
,C. Limiting fluid intake
D. Providing a high-protein diet
Correct Answer: B
Rationale: Keeping the head midline facilitates venous drainage and reduces ICP. Other interventions
support but are not as immediate.
5. A 6-month-old infant is brought in for routine checkup. Which milestone should the nurse expect?
A. Walking independently
B. Sitting without support
C. Speaking in short sentences
D. Drawing a circle
Correct Answer: B
Rationale: By 6 months, infants can typically sit without support. Walking and drawing develop much
later.
6. Which lab result indicates dehydration in a pediatric patient?
A. Low serum sodium
B. Low hematocrit
C. Elevated hematocrit
D. Low BUN
Correct Answer: C
Rationale: Hemoconcentration from fluid loss increases hematocrit, a common indicator of dehydration.
7. A child is diagnosed with type 1 diabetes mellitus. Which is the initial nursing priority?
A. Teaching diet management
B. Stabilizing blood glucose levels
C. Planning school activities
D. Arranging support groups
Correct Answer: B
Rationale: Stabilizing blood glucose and preventing acute complications like ketoacidosis is the
immediate priority.
8. A 2-year-old with severe diarrhea is at risk for which electrolyte imbalance?
A. Hypernatremia
B. Hyponatremia
C. Hyperkalemia
D. Hypocalcemia
Correct Answer: B
Rationale: Excessive diarrhea causes sodium loss, which can lead to hyponatremia if not corrected.
, 9. What is the first-line treatment for anaphylaxis in children?
A. Oral antihistamines
B. IV corticosteroids
C. Intramuscular epinephrine
D. Oxygen therapy
Correct Answer: C
Rationale: IM epinephrine is life-saving and should be administered immediately in anaphylaxis.
10. Which of the following is the most common congenital heart defect in children?
A. Tetralogy of Fallot
B. Ventricular septal defect (VSD)
C. Transposition of great arteries
D. Coarctation of the aorta
Correct Answer: B
Rationale: VSDs are the most common congenital heart defects, often detected by a heart murmur.
11. What is the preferred site for intramuscular injections in infants?
A. Deltoid
B. Vastus lateralis
C. Gluteus maximus
D. Dorsogluteal
Correct Answer: B
Rationale: The vastus lateralis is safest in infants due to adequate muscle mass and minimal risk to major
nerves.
12. Which of the following signs suggests meningitis in a child?
A. Chronic cough
B. Rash on palms only
C. Neck stiffness and photophobia
D. Constipation
Correct Answer: C
Rationale: Neck stiffness, photophobia, and fever are classic signs of meningitis in children.
13. A 10-year-old presents with tonsillitis. Which is a key nursing consideration?
A. Administering high-dose steroids
B. Encouraging fluid intake
C. Restricting all oral intake
D. Performing tonsil massage
Correct Answer: B
Rationale: Hydration helps relieve symptoms, prevent dehydration, and supports recovery.
