CEN Practice Exam Latest Update 2025-2026 160
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Cardiovascular Emergencies
1. The patient is brought to the ED with an Study Online
anterior ST-elevation myocardial infarction Instantly
(STEMI). You are assessing him for possible
administration of fibrinolytics. An absolute
contraindication for this treatment is: Click to Save
50% Now
a. The patient's pain is not relieved by
medications.
b. Symptoms began 36 hours before
arrival.
c. The patient has received aspirin in
the last 2 hours.
d. The patient had a previous MI 6
years ago.
2. Preload refers to:
a. The volume of blood entering the left side of
the heart
b. The volume of blood entering the right side
of the heart
c. The pressure in the venous system that the
heart must overcome to pump the blood
d. The pressure in the arterial system that the
heart must overcome to pump the blood
3. The team is performing CPR on a patient. The rhythm that will respond to an electrical
shock is:
, a. Asystole
b. PEA
c. Ventricular fibrillation
d. SVT
4. When suctioning during a cardiac arrest, suctioning should be limited to which of the
following?
a. Less than 5 seconds
b. Less than 10 seconds
c. Less than 20 seconds
d. Less than 30 seconds
5. Possible causes of cardiac arrest include all of the following EXCEPT:
a. Hypervolemia
b. Hypoxia
c. Hypokalemia
d. Tension Pneumothorax
Respiratory Emergencies
6. You are providing ventilations using a Bag-mask device. Suddenly, you do not see the
patient's chest rise with the ventilation. You reposition the patient to ensure an open
airway. When you attempt to ventilate, you do not see his chest rise. The most likely
cause of this is:
a. The bag-mask device is faulty
b. Airway obstruction
c. The patient has suffered an MI
d. Cardiac tamponade
, 7. According to American Heart Association ACLS guidelines, cricoid pressure during
intubation:
a. Should be done in all cases.
b. Is no longer recommended.
c. Should only be done on children.
d. None of the above.
8. You are providing positive pressure ventilation through an ET tube to a patient in
respiratory distress. Indications that you are ventilating too fast include all of the
following EXCEPT:
a. Increasing waveform capnography readings
b. Stomach insufflation
c. Tension pneumothorax
d. Aspiration
9. According to American Heart Association ACLS guidelines, when available, the best
way to confirm and maintain tracheal tube position is by:
a. Clinical examination only.
b. Quantitative waveform capnography.
c. Clinical examination and Pulse oximetry.
d. Clinical examination and quantitative waveform capnography.
10. Signs of respiratory failure include all of the Study Online
following EXCEPT: Instantly
a. Bradypnea
Click to Save
b. Diminished air movement
50% Now
c. Decreased level of consciousness
d. Nasal flaring and retractions
Questions and 100% Verified Correct Answers
Guaranteed A+
Cardiovascular Emergencies
1. The patient is brought to the ED with an Study Online
anterior ST-elevation myocardial infarction Instantly
(STEMI). You are assessing him for possible
administration of fibrinolytics. An absolute
contraindication for this treatment is: Click to Save
50% Now
a. The patient's pain is not relieved by
medications.
b. Symptoms began 36 hours before
arrival.
c. The patient has received aspirin in
the last 2 hours.
d. The patient had a previous MI 6
years ago.
2. Preload refers to:
a. The volume of blood entering the left side of
the heart
b. The volume of blood entering the right side
of the heart
c. The pressure in the venous system that the
heart must overcome to pump the blood
d. The pressure in the arterial system that the
heart must overcome to pump the blood
3. The team is performing CPR on a patient. The rhythm that will respond to an electrical
shock is:
, a. Asystole
b. PEA
c. Ventricular fibrillation
d. SVT
4. When suctioning during a cardiac arrest, suctioning should be limited to which of the
following?
a. Less than 5 seconds
b. Less than 10 seconds
c. Less than 20 seconds
d. Less than 30 seconds
5. Possible causes of cardiac arrest include all of the following EXCEPT:
a. Hypervolemia
b. Hypoxia
c. Hypokalemia
d. Tension Pneumothorax
Respiratory Emergencies
6. You are providing ventilations using a Bag-mask device. Suddenly, you do not see the
patient's chest rise with the ventilation. You reposition the patient to ensure an open
airway. When you attempt to ventilate, you do not see his chest rise. The most likely
cause of this is:
a. The bag-mask device is faulty
b. Airway obstruction
c. The patient has suffered an MI
d. Cardiac tamponade
, 7. According to American Heart Association ACLS guidelines, cricoid pressure during
intubation:
a. Should be done in all cases.
b. Is no longer recommended.
c. Should only be done on children.
d. None of the above.
8. You are providing positive pressure ventilation through an ET tube to a patient in
respiratory distress. Indications that you are ventilating too fast include all of the
following EXCEPT:
a. Increasing waveform capnography readings
b. Stomach insufflation
c. Tension pneumothorax
d. Aspiration
9. According to American Heart Association ACLS guidelines, when available, the best
way to confirm and maintain tracheal tube position is by:
a. Clinical examination only.
b. Quantitative waveform capnography.
c. Clinical examination and Pulse oximetry.
d. Clinical examination and quantitative waveform capnography.
10. Signs of respiratory failure include all of the Study Online
following EXCEPT: Instantly
a. Bradypnea
Click to Save
b. Diminished air movement
50% Now
c. Decreased level of consciousness
d. Nasal flaring and retractions
