CERTIFIED EMERGENCY NURSE CEN TEST|VERIFIED
QUESTIONS AND ANSWERS|GRADED A+ |LATEST 2026/2027
1. A patient with a peritonsillar abscess will likely have which of these?
A. Stridor.
B. Wheezing.
C. Whooping cough.
D. Hot potato voice. - ANSWER✔ D. Hot potato voice.
1. A patient who presents to the ER with anterior epistaxis secondary to drying of the mucosa from
extreme weather is being managed with silver nitrate. Which of the following options best describes the
action of silver nitrate?
A. Anesthesia.
B. Vasoconstriction.
C. Lubrication.
D. Cauterization. - ANSWER✔ D. Cauterization.
1. A patient who presents to the ER with acute kidney injury is placed on a low-potassium diet. Which of
these foods is most appropriate?
A. Bone broth.
B. Bananas.
C. Baked potatoes.
D. Pasta. - ANSWER✔ D. Pasta.
1. An adult cognitive-impaired patient is brought to the ER due to suspected postoperative
complications. He has difficulty speaking. The nurse suspects the patient might be experiencing pain.
What would be the most suitable approach for the nurse to assess the patient's pain level?
A. Have the patient fill out a detailed questionnaire.
B. Employ the graphic pain scale for the patient to indicate their pain level.
C. Solely depend on observation of the patient's behavior and movements.
,D. Ask the family to describe any changes in the patient's usual behavior. - ANSWER✔ B. Employ the
graphic pain scale for the patient to indicate their pain level.
1. Which of the following is a discrete variable?
A. Number of neonates in the NICU.
B. Occipitofrontal circumference.
C. Height.
D. Weight. - ANSWER✔ A. Number of neonates in the NICU
1. Which of the following is not a risk factor for epistaxis?
A. Hypertension.
B. Drug abuse.
C. Foreign bodies.
D. Autoimmune response. - ANSWER✔ D. Autoimmune response.
1. A 55-year-old hypertensive male is being managed in the ER for NSTEMI. Which of the following
treatment modalities is inappropriate for this patient?
A. Angiography.
B. Fibrinolytic therapy.
C. ACE inhibitors.
D. Morphine. - ANSWER✔ B. Fibrinolytic therapy.
1. 56-year-old hypertensive male is being managed for STEMI secondary to atherosclerosis. Which of the
following eliminates the need for thrombolytic therapy?
A. Previous history of myocardial infarction.
B. Available PCI.
C. Recent aspirin use.
D. The onset of symptoms 12 hours before arrival. - ANSWER✔ B. Available PCI.
,1. A 57-year-old female presents to the ER with diaphoresis, shortness of breath, and crushing chest
pain. A diagnosis of acute coronary syndrome is made. Which of the following is not a component of
care given before diagnosis is confirmed?
A. Oxygen therapy.
B. Nitrates.
C. Beta-blockers.
D. Angiography. - ANSWER✔ D. Angiography.
1. Which of the following is most appropriate for a 46-year-old male being managed for uncomplicated
NSTEMI?
A. Emergency angiography.
B. Fibrinolytic therapy.
C. Beta-blockers.
D. CABG. - ANSWER✔ C. Beta-blockers.
1. A 57-year-old male is being managed in the ER for unstable angina. Which of the following is not a
presentation of this condition?
A. Angina at rest.
B. New-onset angina.
C. Progressive angina.
D. ST elevation. - ANSWER✔ D. ST elevation.
1. Which of the following patients is least at risk of aspiration?
A. A 56-year-old male with status epilepticus.
B. A 36-year-old female with myasthenia gravis.
C. A 23-year-old male with upper GI bleeding.
D. A 45-year-old male with chronic bronchitis. - ANSWER✔ D. A 45-year-old male with chronic
bronchitis.
1. A patient presents to the ER complaining of sudden chest pain and shortness of breath. A chest X-ray
is essential for which of the following reasons?
, A. It can definitively diagnose a myocardial infarction.
B. It can depict lung inflation and any potential lung collapses or pneumothorax.
C. It provides a detailed view of the coronary arteries and potential blockages.
D. It can depict the brain and help medical professionals rule out a stroke. - ANSWER✔ B. It can
depict lung inflation and any potential lung collapses or pneumothorax.
1. Which of the following antibiotics is most suitable for treating a 45-year-old male being managed in
the ER for aspiration pneumonitis secondary to opioid overdose?
A. Clindamycin.
B. Doxycycline.
C. Erythromycin.
D. Streptomycin. - ANSWER✔ A. Clindamycin.
1. Which of the following treatment modalities is not indicated in managing a four-year old male who
ingested paint thinner an hour before presentation?
A. Gastric lavage.
B. Oxygen supplementation.
C. IV fluids.
D. Vital sign monitoring. - ANSWER✔ A. Gastric lavage.
1. Which of the following investigations is not required in diagnosing myasthenia gravis in a 35-year-old
female who presents to the ER with diplopia, ptosis, and weakness of the distal muscles?
A. Electromyography.
B. CT of the thorax.
C. Serum AChR antibodies.
D. Ice pack test. - ANSWER✔ B. CT of the thorax.
1. A patient who presents to the ER with ptosis, dysphagia, and diplopia is being managed with
pyridostigmine for myasthenia gravis. The patient should be informed of which of the following side
effects?
A. Diarrhea.
QUESTIONS AND ANSWERS|GRADED A+ |LATEST 2026/2027
1. A patient with a peritonsillar abscess will likely have which of these?
A. Stridor.
B. Wheezing.
C. Whooping cough.
D. Hot potato voice. - ANSWER✔ D. Hot potato voice.
1. A patient who presents to the ER with anterior epistaxis secondary to drying of the mucosa from
extreme weather is being managed with silver nitrate. Which of the following options best describes the
action of silver nitrate?
A. Anesthesia.
B. Vasoconstriction.
C. Lubrication.
D. Cauterization. - ANSWER✔ D. Cauterization.
1. A patient who presents to the ER with acute kidney injury is placed on a low-potassium diet. Which of
these foods is most appropriate?
A. Bone broth.
B. Bananas.
C. Baked potatoes.
D. Pasta. - ANSWER✔ D. Pasta.
1. An adult cognitive-impaired patient is brought to the ER due to suspected postoperative
complications. He has difficulty speaking. The nurse suspects the patient might be experiencing pain.
What would be the most suitable approach for the nurse to assess the patient's pain level?
A. Have the patient fill out a detailed questionnaire.
B. Employ the graphic pain scale for the patient to indicate their pain level.
C. Solely depend on observation of the patient's behavior and movements.
,D. Ask the family to describe any changes in the patient's usual behavior. - ANSWER✔ B. Employ the
graphic pain scale for the patient to indicate their pain level.
1. Which of the following is a discrete variable?
A. Number of neonates in the NICU.
B. Occipitofrontal circumference.
C. Height.
D. Weight. - ANSWER✔ A. Number of neonates in the NICU
1. Which of the following is not a risk factor for epistaxis?
A. Hypertension.
B. Drug abuse.
C. Foreign bodies.
D. Autoimmune response. - ANSWER✔ D. Autoimmune response.
1. A 55-year-old hypertensive male is being managed in the ER for NSTEMI. Which of the following
treatment modalities is inappropriate for this patient?
A. Angiography.
B. Fibrinolytic therapy.
C. ACE inhibitors.
D. Morphine. - ANSWER✔ B. Fibrinolytic therapy.
1. 56-year-old hypertensive male is being managed for STEMI secondary to atherosclerosis. Which of the
following eliminates the need for thrombolytic therapy?
A. Previous history of myocardial infarction.
B. Available PCI.
C. Recent aspirin use.
D. The onset of symptoms 12 hours before arrival. - ANSWER✔ B. Available PCI.
,1. A 57-year-old female presents to the ER with diaphoresis, shortness of breath, and crushing chest
pain. A diagnosis of acute coronary syndrome is made. Which of the following is not a component of
care given before diagnosis is confirmed?
A. Oxygen therapy.
B. Nitrates.
C. Beta-blockers.
D. Angiography. - ANSWER✔ D. Angiography.
1. Which of the following is most appropriate for a 46-year-old male being managed for uncomplicated
NSTEMI?
A. Emergency angiography.
B. Fibrinolytic therapy.
C. Beta-blockers.
D. CABG. - ANSWER✔ C. Beta-blockers.
1. A 57-year-old male is being managed in the ER for unstable angina. Which of the following is not a
presentation of this condition?
A. Angina at rest.
B. New-onset angina.
C. Progressive angina.
D. ST elevation. - ANSWER✔ D. ST elevation.
1. Which of the following patients is least at risk of aspiration?
A. A 56-year-old male with status epilepticus.
B. A 36-year-old female with myasthenia gravis.
C. A 23-year-old male with upper GI bleeding.
D. A 45-year-old male with chronic bronchitis. - ANSWER✔ D. A 45-year-old male with chronic
bronchitis.
1. A patient presents to the ER complaining of sudden chest pain and shortness of breath. A chest X-ray
is essential for which of the following reasons?
, A. It can definitively diagnose a myocardial infarction.
B. It can depict lung inflation and any potential lung collapses or pneumothorax.
C. It provides a detailed view of the coronary arteries and potential blockages.
D. It can depict the brain and help medical professionals rule out a stroke. - ANSWER✔ B. It can
depict lung inflation and any potential lung collapses or pneumothorax.
1. Which of the following antibiotics is most suitable for treating a 45-year-old male being managed in
the ER for aspiration pneumonitis secondary to opioid overdose?
A. Clindamycin.
B. Doxycycline.
C. Erythromycin.
D. Streptomycin. - ANSWER✔ A. Clindamycin.
1. Which of the following treatment modalities is not indicated in managing a four-year old male who
ingested paint thinner an hour before presentation?
A. Gastric lavage.
B. Oxygen supplementation.
C. IV fluids.
D. Vital sign monitoring. - ANSWER✔ A. Gastric lavage.
1. Which of the following investigations is not required in diagnosing myasthenia gravis in a 35-year-old
female who presents to the ER with diplopia, ptosis, and weakness of the distal muscles?
A. Electromyography.
B. CT of the thorax.
C. Serum AChR antibodies.
D. Ice pack test. - ANSWER✔ B. CT of the thorax.
1. A patient who presents to the ER with ptosis, dysphagia, and diplopia is being managed with
pyridostigmine for myasthenia gravis. The patient should be informed of which of the following side
effects?
A. Diarrhea.
