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CPN Study 1-100 Questions and Answers (Latest Update 2025) 100% Verified Answers
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CPN Study 1-100 Questions and Answers(Latest Update 2025) 100% Verified
Answers
A 6-week-old male infant is brought into the ED by his
mother. He has a weeklong history of
progressively worsening emesis that is projectile in nature.
What is his most likely diagnosis?
A. Intussusception.
B. Appendicitis.
C. Pyloric stenosis.
D. Pancreatitis. - Correct Answer ✅C: Projectile vomiting in
a 6 week-old male is the classic presentation for pyloric
stenosis,
obstruction of the pyloric sphincter between the gastric
pylorus and the small intestine, caused by
hypertrophy and hyperplasia of the circular muscle of the
pylorus, which obstructs the sphincter.
An 8-year-old male has contracted chicken pox (varicella
virus). With which of the following
family members can the child have contact?
A. 20-year-old aunt on chemotherapy.
B. 35-year-old uncle with HIV.
C. 95-year-old grandfather on long-term steroid therapy.
D. 2-year-old brother who has never had varicella but has had
the vaccine - Correct Answer ✅D: The 2-year-old brother,
who has had the vaccine, is likely immune to varicella, so
contact
,CPN Study 1-100 Questions and Answers
(Latest Update 2025) 100% Verified
Answers
is safe. All of the other relatives have some form of
immunosuppression from infection (HIV) or
medications (chemotherapy and steroids) and should avoid
contact with the patient
A 5-year-old girl has a fever, headache, and complaints of a
stiff neck. The physician suspects
bacterial meningitis. What is the best test culture site to
detect the bacteria?
A. Lumbar puncture.
B. Clean catch urine.
C. Blood culture.
D. Nasal swab. - Correct Answer ✅A: Lumbar puncture is
the method of choice for detecting the bacteria causing
bacterial
meningitis and sending a sample for culture, as meningitis
infects the meninges and bacteria is
present in the cerebrospinal fluid.
A 2-year-old child has severe dental caries in the upper and
lower front teeth, posterior aspects.
What is the most likely cause for this type of caries?
A. Lack of fluoridation in the water.
B. Sleeping with water in a nighttime bottle.
,CPN Study 1-100 Questions and Answers
(Latest Update 2025) 100% Verified
Answers
C. Low carbohydrate diet.
D. Sleeping with sugared liquid in nighttime bottle - Correct
Answer ✅D: Caries in the posterior front teeth is a sign of
sleeping with sugared drinks in the
nighttime bottle (such as juice) because fluid pools in the
mouth when the child falls to sleep.
***Which of the following patients will likely need surgical
correction of his/her fracture?***
A. 10-year-old with humeral head fracture.
B. 5-year-old with tuft fracture of the distal phalanx.
C. 4-year-old with tuft fracture of the toe.
D. 16-year-old with radial head fracture. - Correct Answer
✅A: Humeral head fractures usually need open reduction
and internal fixation to maintain
proper future functioning. Distal phalanx and toe fractures
are treated with splints and fracture of
the radial head with a sling.
An infant with a chronic respiratory condition should be
offered all of the following vaccines
EXCEPT:
A. Hepatitis A.
B. Hepatitis B.
, CPN Study 1-100 Questions and Answers
(Latest Update 2025) 100% Verified
Answers
C. Hepatitis C.
D. Influenza. - Correct Answer ✅C: A vaccine for Hepatitis
C does not currently exist. Hepatitis A, hepatitis B and
influenza
vaccines are all recommended for the infant
A 14-year-old boy with leukemia is receiving an IV infusion of
packed red blood cells. The client
reports that he is feeling anxious and short of breath even
though his respiratory rate is 24.
What should the nurse do in this situation?
A. Give a dose of ibuprofen (Motrin).
B. Give a dose of acetaminophen (Tylenol).
C. Give a dose of diphenhydramine (Benadryl).
D. Stop infusion and notify physician. - Correct Answer ✅D:
Anxiety and the sensation of breathlessness are signs of
possible anaphylactic shock, a
reaction to the packed red blood cells, so the nurse should
stop the infusion immediately and notify
the physician.
As part of counseling for a 7-year-old child with mild
persistent asthma, the nurse tells the
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