CPN Study Questions 1-100 ACTUAL UPDATED QUESTIONS AND CORRECT
ANSWERS
A 6-week-old male infant is brought into the ED by his C: Projectile vomiting in a 6 week-old male is the classic presentation for pyloric
mother. He has a weeklong history of stenosis,
progressively worsening emesis that is projectile in obstruction of the pyloric sphincter between the gastric pylorus and the small
nature. What is his most likely diagnosis? intestine, caused by
A. Intussusception. hypertrophy and hyperplasia of the circular muscle of the pylorus, which
B. Appendicitis. obstructs the sphincter.
C. Pyloric stenosis.
D. Pancreatitis.
An 8-year-old male has contracted chicken pox (varicella D: The 2-year-old brother, who has had the vaccine, is likely immune to varicella,
virus). With which of the following so contact
family members can the child have contact? is safe. All of the other relatives have some form of immunosuppression from
A. 20-year-old aunt on chemotherapy. infection (HIV) or
B. 35-year-old uncle with HIV. medications (chemotherapy and steroids) and should avoid contact with the
C. 95-year-old grandfather on long-term steroid therapy. patient
D. 2-year-old brother who has never had varicella but has
had the vaccine
A 5-year-old girl has a fever, headache, and complaints A: Lumbar puncture is the method of choice for detecting the bacteria causing
of a stiff neck. The physician suspects bacterial
bacterial meningitis. What is the best test culture site to meningitis and sending a sample for culture, as meningitis infects the meninges
detect the bacteria? and bacteria is
A. Lumbar puncture. present in the cerebrospinal fluid.
B. Clean catch urine.
C. Blood culture.
D. Nasal swab.
A 2-year-old child has severe dental caries in the upper D: Caries in the posterior front teeth is a sign of sleeping with sugared drinks in
and lower front teeth, posterior aspects. the
What is the most likely cause for this type of caries? nighttime bottle (such as juice) because fluid pools in the mouth when the child
A. Lack of fluoridation in the water. falls to sleep.
B. Sleeping with water in a nighttime bottle.
C. Low carbohydrate diet.
D. Sleeping with sugared liquid in nighttime bottle
**Which of the following patients will likely need A: Humeral head fractures usually need open reduction and internal fixation to
surgical correction of his/her fracture?** maintain
A. 10-year-old with humeral head fracture. proper future functioning. Distal phalanx and toe fractures are treated with splints
B. 5-year-old with tuft fracture of the distal phalanx. and fracture of
C. 4-year-old with tuft fracture of the toe. the radial head with a sling.
D. 16-year-old with radial head fracture.
,An infant with a chronic respiratory condition should be C: A vaccine for Hepatitis C does not currently exist. Hepatitis A, hepatitis B and
offered all of the following vaccines influenza
EXCEPT: vaccines are all recommended for the infant
A. Hepatitis A.
B. Hepatitis B.
C. Hepatitis C.
D. Influenza.
A 14-year-old boy with leukemia is receiving an IV D: Anxiety and the sensation of breathlessness are signs of possible anaphylactic
infusion of packed red blood cells. The client shock, a
reports that he is feeling anxious and short of breath reaction to the packed red blood cells, so the nurse should stop the infusion
even though his respiratory rate is 24. immediately and notify
What should the nurse do in this situation? the physician.
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.
As part of counseling for a 7-year-old child with mild C: A decreased peak flow is the most reliable indicator that asthma may be
persistent asthma, the nurse tells the worsening. It is
client's family that the most reliable indicator of therefore vital that the client's family know what the baseline is so that any
worsening asthma is: deviation can be quickly
A. Coughing. addressed. Coughing and fever may trigger asthma, so peak flows should be
B. Fever. monitored. Fatigue
C. Decreased peak flow. may result from poor oxygenation but alone it is not a reliable indicator of
D. Fatigue. worsening asthma.
***A patient is experiencing dizziness, shortness of B: Respiratory alkalosis results from hyperventilation, during which extra CO2 is
breath, lightheadedness, and nausea caused by excreted,
encephalitis. Which of the following descriptions most causing a decrease in carbonic acid (H2CO3) concentration in the plasma.
accurately describes the patient's Symptoms include
condition?*** tachycardia, arrhythmias, lightheadedness, nausea, and vomiting.
A. metabolic acidosis
B. respiratory alkalosis
C. metabolic alkalosis
D. respiratory acidosis
10-year-old male with sickle cell disease comes into the D: In addition to IV fluids, the other primary initial treatment for sickle cell crisis
ED complaining of pain in his legs due resulting
to a vaso-occlusive crisis. In addition to IV fluids, what is in vascular occlusion is pain medication because pain is often severe. Other
the other initial treatment for this treatments include
client? oxygen, hydroxyurea (anti-sickling medication), blood transfusions if anemia is
A. Elevate legs. pronounced, and
B. Ace wrap to legs. antibiotics if the crisis was triggered by an infection.
C. Nitroglycerine paste.
D. Pain medication.
, 14-year-old male with renal failure is given an A: The patency of an AV shunt is assured by assessing for bruit and thrill.
arteriovenous fistula (shunt) for future dialysis. Continuous wave
How does the nurse assess the shunt post-operatively for Doppler ultrasound can also assess patency. Venipuncture and blood pressure
patency? measurements
A. Assess for bruit and thrill. should never be done on the arm with an AV shunt.
B. Monitor blood pressure on that arm.
C. Ease of venipuncture at shunt site.
D. Rate of flow during dialysis.
nurse is admitting a 16-year-old female to the mental C: People with eating disorders, such as bulimia and anorexia, often use laxatives
health unit with a diagnosis of bulimia as well as
and anorexia. What OTC medications should the client's diuretics to control weight. New patients should be checked for these items.
belongings be screened for as they may Bulimics may purge by
interfere with treatment? vomiting after eating.
A. Imodium.
B. Acetaminophen (Tylenol).
C. Laxatives.
D. Ibuprofen (Motrin).
10-year-old is accidentally shot in the forearm by a small A: An arteriogram is needed to assess the vascular supply in the arm after a
caliber firearm. The wound enters the gunshot wound
dorsum of the forearm and exits on the ventral side. The to ensure that no injury to the ulnar and radial artery has occurred.
patient is ambulatory and has minor
pain at the site. What test is likely needed for evaluation
of the injury?
A. Arteriogram.
B. CT of arm.
C. MRI of arm.
D. Ultrasound of arm
A 17-year-old female with severe acne wants treatment C: Accutane is a vitamin A derivative and can lead to severe birth defects if given
for her condition. What form of to
treatment requires the patient use 2 forms of pregnant females. Two forms of contraception and a lengthy consent form are
contraception and sign a consent form? needed. Benzoyl
A. Benzoyl peroxide cream. peroxide and ultraviolet light treatment pose no risks to the fetus. Tetracycline has
B. Tetracycline (Sumycin) pills. a low risk
C. Isotretinoin (Accutane) pills. during the first trimester of pregnancy but can cause discoloration of the child's
D. Ultraviolet light treatment. teeth if taken
during the second trimester.
An 8-year-old with suspected appendicitis is evaluated. B: The Psoas sign consists of extension of the thigh while lying on the left side and
The physician asks the child to lie on his causes
left side and extend the hip, eliciting pain in the RLQ. pain with a posterior pointing appendix. Rovsing's sign also assesses for
What is this test called? appendicitis and elicits
A. Rovsing's sign. referred pain in the right lower quadrant with palpation in the left lower quadrant.
B. Psoas sign. Kernig's sign
C. Kernig's sign. and Brudzinski's sign are used to assess for meningitis.
D. Brudzinski's sign.
ANSWERS
A 6-week-old male infant is brought into the ED by his C: Projectile vomiting in a 6 week-old male is the classic presentation for pyloric
mother. He has a weeklong history of stenosis,
progressively worsening emesis that is projectile in obstruction of the pyloric sphincter between the gastric pylorus and the small
nature. What is his most likely diagnosis? intestine, caused by
A. Intussusception. hypertrophy and hyperplasia of the circular muscle of the pylorus, which
B. Appendicitis. obstructs the sphincter.
C. Pyloric stenosis.
D. Pancreatitis.
An 8-year-old male has contracted chicken pox (varicella D: The 2-year-old brother, who has had the vaccine, is likely immune to varicella,
virus). With which of the following so contact
family members can the child have contact? is safe. All of the other relatives have some form of immunosuppression from
A. 20-year-old aunt on chemotherapy. infection (HIV) or
B. 35-year-old uncle with HIV. medications (chemotherapy and steroids) and should avoid contact with the
C. 95-year-old grandfather on long-term steroid therapy. patient
D. 2-year-old brother who has never had varicella but has
had the vaccine
A 5-year-old girl has a fever, headache, and complaints A: Lumbar puncture is the method of choice for detecting the bacteria causing
of a stiff neck. The physician suspects bacterial
bacterial meningitis. What is the best test culture site to meningitis and sending a sample for culture, as meningitis infects the meninges
detect the bacteria? and bacteria is
A. Lumbar puncture. present in the cerebrospinal fluid.
B. Clean catch urine.
C. Blood culture.
D. Nasal swab.
A 2-year-old child has severe dental caries in the upper D: Caries in the posterior front teeth is a sign of sleeping with sugared drinks in
and lower front teeth, posterior aspects. the
What is the most likely cause for this type of caries? nighttime bottle (such as juice) because fluid pools in the mouth when the child
A. Lack of fluoridation in the water. falls to sleep.
B. Sleeping with water in a nighttime bottle.
C. Low carbohydrate diet.
D. Sleeping with sugared liquid in nighttime bottle
**Which of the following patients will likely need A: Humeral head fractures usually need open reduction and internal fixation to
surgical correction of his/her fracture?** maintain
A. 10-year-old with humeral head fracture. proper future functioning. Distal phalanx and toe fractures are treated with splints
B. 5-year-old with tuft fracture of the distal phalanx. and fracture of
C. 4-year-old with tuft fracture of the toe. the radial head with a sling.
D. 16-year-old with radial head fracture.
,An infant with a chronic respiratory condition should be C: A vaccine for Hepatitis C does not currently exist. Hepatitis A, hepatitis B and
offered all of the following vaccines influenza
EXCEPT: vaccines are all recommended for the infant
A. Hepatitis A.
B. Hepatitis B.
C. Hepatitis C.
D. Influenza.
A 14-year-old boy with leukemia is receiving an IV D: Anxiety and the sensation of breathlessness are signs of possible anaphylactic
infusion of packed red blood cells. The client shock, a
reports that he is feeling anxious and short of breath reaction to the packed red blood cells, so the nurse should stop the infusion
even though his respiratory rate is 24. immediately and notify
What should the nurse do in this situation? the physician.
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.
As part of counseling for a 7-year-old child with mild C: A decreased peak flow is the most reliable indicator that asthma may be
persistent asthma, the nurse tells the worsening. It is
client's family that the most reliable indicator of therefore vital that the client's family know what the baseline is so that any
worsening asthma is: deviation can be quickly
A. Coughing. addressed. Coughing and fever may trigger asthma, so peak flows should be
B. Fever. monitored. Fatigue
C. Decreased peak flow. may result from poor oxygenation but alone it is not a reliable indicator of
D. Fatigue. worsening asthma.
***A patient is experiencing dizziness, shortness of B: Respiratory alkalosis results from hyperventilation, during which extra CO2 is
breath, lightheadedness, and nausea caused by excreted,
encephalitis. Which of the following descriptions most causing a decrease in carbonic acid (H2CO3) concentration in the plasma.
accurately describes the patient's Symptoms include
condition?*** tachycardia, arrhythmias, lightheadedness, nausea, and vomiting.
A. metabolic acidosis
B. respiratory alkalosis
C. metabolic alkalosis
D. respiratory acidosis
10-year-old male with sickle cell disease comes into the D: In addition to IV fluids, the other primary initial treatment for sickle cell crisis
ED complaining of pain in his legs due resulting
to a vaso-occlusive crisis. In addition to IV fluids, what is in vascular occlusion is pain medication because pain is often severe. Other
the other initial treatment for this treatments include
client? oxygen, hydroxyurea (anti-sickling medication), blood transfusions if anemia is
A. Elevate legs. pronounced, and
B. Ace wrap to legs. antibiotics if the crisis was triggered by an infection.
C. Nitroglycerine paste.
D. Pain medication.
, 14-year-old male with renal failure is given an A: The patency of an AV shunt is assured by assessing for bruit and thrill.
arteriovenous fistula (shunt) for future dialysis. Continuous wave
How does the nurse assess the shunt post-operatively for Doppler ultrasound can also assess patency. Venipuncture and blood pressure
patency? measurements
A. Assess for bruit and thrill. should never be done on the arm with an AV shunt.
B. Monitor blood pressure on that arm.
C. Ease of venipuncture at shunt site.
D. Rate of flow during dialysis.
nurse is admitting a 16-year-old female to the mental C: People with eating disorders, such as bulimia and anorexia, often use laxatives
health unit with a diagnosis of bulimia as well as
and anorexia. What OTC medications should the client's diuretics to control weight. New patients should be checked for these items.
belongings be screened for as they may Bulimics may purge by
interfere with treatment? vomiting after eating.
A. Imodium.
B. Acetaminophen (Tylenol).
C. Laxatives.
D. Ibuprofen (Motrin).
10-year-old is accidentally shot in the forearm by a small A: An arteriogram is needed to assess the vascular supply in the arm after a
caliber firearm. The wound enters the gunshot wound
dorsum of the forearm and exits on the ventral side. The to ensure that no injury to the ulnar and radial artery has occurred.
patient is ambulatory and has minor
pain at the site. What test is likely needed for evaluation
of the injury?
A. Arteriogram.
B. CT of arm.
C. MRI of arm.
D. Ultrasound of arm
A 17-year-old female with severe acne wants treatment C: Accutane is a vitamin A derivative and can lead to severe birth defects if given
for her condition. What form of to
treatment requires the patient use 2 forms of pregnant females. Two forms of contraception and a lengthy consent form are
contraception and sign a consent form? needed. Benzoyl
A. Benzoyl peroxide cream. peroxide and ultraviolet light treatment pose no risks to the fetus. Tetracycline has
B. Tetracycline (Sumycin) pills. a low risk
C. Isotretinoin (Accutane) pills. during the first trimester of pregnancy but can cause discoloration of the child's
D. Ultraviolet light treatment. teeth if taken
during the second trimester.
An 8-year-old with suspected appendicitis is evaluated. B: The Psoas sign consists of extension of the thigh while lying on the left side and
The physician asks the child to lie on his causes
left side and extend the hip, eliciting pain in the RLQ. pain with a posterior pointing appendix. Rovsing's sign also assesses for
What is this test called? appendicitis and elicits
A. Rovsing's sign. referred pain in the right lower quadrant with palpation in the left lower quadrant.
B. Psoas sign. Kernig's sign
C. Kernig's sign. and Brudzinski's sign are used to assess for meningitis.
D. Brudzinski's sign.
