1|Page
2025 CEN EXAM Latest Practice Test Bank with 250
Most Common Questions with Correct Answers/
Certified Emergency Nurse – CEN Exam Prep
Newest Guide
1-Enalapril maleate (Vasotec) is prescribed for a
hospitalized client. Which assessment does the nurse
perform as a priority before administering the
medication?
A. Checking the client's blood pressure
B. Checking the client's peripheral pulses
C. Checking the most recent potassium level
D. Checking the client's intake-and-output record for the
last 24 hours - ...ANSWER...✓✓ A. Checking the client's
blood pressure
Checking the client's blood pressure
Enalapril maleate is an angiotensin-converting enzyme
(ACE) inhibitor used to treat hypertension. One common
side effect is postural hypotension. Therefore the nurse
would check the client's blood pressure immediately
before administering each dose. Checking the client's
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peripheral pulses, the results of the most recent
potassium level, and the intake and output for the
previous 24 hours are not specifically associated with
this mediation.
2-A client is scheduled to undergo an upper
gastrointestinal (GI) series, and the nurse provides
instructions to the client about the test. Which statement
by the client indicates a need for further instruction?
A. "The test will take about 30 minutes."
B. "I need to fast for 8 hours before the test."
C. "I need to drink citrate of magnesia the night before the
test and give myself a Fleet enema on the morning of the
test."
D. "I need to take a laxative after the test is completed,
because the liquid that I'll have to drink for the test can be
constipating." - ...ANSWER...✓✓ C. "I need to drink citrate
of magnesia the night before the test and give myself a
Fleet enema on the morning of the test."
An upper GI series involves visualization of the
esophagus, duodenum, and upper jejunum by means of
the use of a contrast medium. It involves swallowing a
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contrast medium (usually barium), which is administered
in a flavored milkshake. Films are taken at intervals
during the test, which takes about 30 minutes. No special
preparation is necessary before a GI series, except that
NPO status must be maintained for 8 hours before the
test. After an upper GI series, the client is prescribed a
laxative to hasten elimination of the barium. Barium that
remains in the colon may become hard and difficult to
expel, leading to fecal impaction.
3-A nurse on the evening shift checks a physician's
prescriptions and notes that the dose of a prescribed
medication is higher than the normal dose. The nurse
calls the physician's answering service and is told that
the physician is off for the night and will be available in
the morning. The nurse should:
A. Call the nursing supervisor
B. Ask the answering service to contact the on-call
physician
C. Withhold the medication until the physician can be
reached in the morning
D. Administer the medication but consult the physician
when he becomes available - ...ANSWER...✓✓ B. Ask the
answering service to contact the on-call physician
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4.An emergency department (ED) nurse is monitoring a
client with suspected acute myocardial infarction (MI)
who is awaiting transfer to the coronary intensive care
unit. The nurse notes the sudden onset of premature
ventricular contractions (PVCs) on the monitor, checks
the client's carotid pulse, and determines that the PVCs
are not resulting in perfusion. The appropriate action by
the nurse is:
A. Documenting the findings
B. Asking the ED physician to check the client
C. Continuing to monitor the client's cardiac status
D. Informing the client that PVCs are expected after an MI
- ...ANSWER...✓✓ B. Asking the ED physician to check the
client
5.NPO status is imposed 8 hours before the procedure on
a client scheduled to undergo electroconvulsive therapy
(ECT) at 1 p.m. On the morning of the procedure, the nurse
checks the client's record and notes that the client
routinely takes an oral antihypertensive medication each
morning. The nurse should:
2025 CEN EXAM Latest Practice Test Bank with 250
Most Common Questions with Correct Answers/
Certified Emergency Nurse – CEN Exam Prep
Newest Guide
1-Enalapril maleate (Vasotec) is prescribed for a
hospitalized client. Which assessment does the nurse
perform as a priority before administering the
medication?
A. Checking the client's blood pressure
B. Checking the client's peripheral pulses
C. Checking the most recent potassium level
D. Checking the client's intake-and-output record for the
last 24 hours - ...ANSWER...✓✓ A. Checking the client's
blood pressure
Checking the client's blood pressure
Enalapril maleate is an angiotensin-converting enzyme
(ACE) inhibitor used to treat hypertension. One common
side effect is postural hypotension. Therefore the nurse
would check the client's blood pressure immediately
before administering each dose. Checking the client's
,2|Page
peripheral pulses, the results of the most recent
potassium level, and the intake and output for the
previous 24 hours are not specifically associated with
this mediation.
2-A client is scheduled to undergo an upper
gastrointestinal (GI) series, and the nurse provides
instructions to the client about the test. Which statement
by the client indicates a need for further instruction?
A. "The test will take about 30 minutes."
B. "I need to fast for 8 hours before the test."
C. "I need to drink citrate of magnesia the night before the
test and give myself a Fleet enema on the morning of the
test."
D. "I need to take a laxative after the test is completed,
because the liquid that I'll have to drink for the test can be
constipating." - ...ANSWER...✓✓ C. "I need to drink citrate
of magnesia the night before the test and give myself a
Fleet enema on the morning of the test."
An upper GI series involves visualization of the
esophagus, duodenum, and upper jejunum by means of
the use of a contrast medium. It involves swallowing a
,3|Page
contrast medium (usually barium), which is administered
in a flavored milkshake. Films are taken at intervals
during the test, which takes about 30 minutes. No special
preparation is necessary before a GI series, except that
NPO status must be maintained for 8 hours before the
test. After an upper GI series, the client is prescribed a
laxative to hasten elimination of the barium. Barium that
remains in the colon may become hard and difficult to
expel, leading to fecal impaction.
3-A nurse on the evening shift checks a physician's
prescriptions and notes that the dose of a prescribed
medication is higher than the normal dose. The nurse
calls the physician's answering service and is told that
the physician is off for the night and will be available in
the morning. The nurse should:
A. Call the nursing supervisor
B. Ask the answering service to contact the on-call
physician
C. Withhold the medication until the physician can be
reached in the morning
D. Administer the medication but consult the physician
when he becomes available - ...ANSWER...✓✓ B. Ask the
answering service to contact the on-call physician
, 4|Page
4.An emergency department (ED) nurse is monitoring a
client with suspected acute myocardial infarction (MI)
who is awaiting transfer to the coronary intensive care
unit. The nurse notes the sudden onset of premature
ventricular contractions (PVCs) on the monitor, checks
the client's carotid pulse, and determines that the PVCs
are not resulting in perfusion. The appropriate action by
the nurse is:
A. Documenting the findings
B. Asking the ED physician to check the client
C. Continuing to monitor the client's cardiac status
D. Informing the client that PVCs are expected after an MI
- ...ANSWER...✓✓ B. Asking the ED physician to check the
client
5.NPO status is imposed 8 hours before the procedure on
a client scheduled to undergo electroconvulsive therapy
(ECT) at 1 p.m. On the morning of the procedure, the nurse
checks the client's record and notes that the client
routinely takes an oral antihypertensive medication each
morning. The nurse should:
