CEN Exam 1 All Answers Correct
Which dysrhythmia would be identified on an ECG/EKG six-second strip by a heart rate of 76 and a PR
interval of 0.24?
tachycardia
-degree atrioventricular block
bradycardia
ional escape rhythm ️️B: First-degree atrioventricular block is diagnosed par...
Which dysrhythmia would be identified on an ECG/EKG six-second strip by a heart rate of 76 and a PR
interval of 0.24?
a.sinus tachycardia
b.first-degree atrioventricular block
c.sinus bradycardia
d.junctional escape rhythm ✔️✔️B: First-degree atrioventricular block is diagnosed partially by an EKG
showing a PR interval of greater than 0.20 seconds.
What is the first intervention for a patient presenting with severe chest pain and suspected acute
coronary syndrome (ACS)?
The first intervention is to administer aspirin to reduce platelet aggregation, followed by oxygen
therapy, an IV access for potential drug administration, and preparation for further cardiac
interventions. ✔️✔️
What are the signs of tension pneumothorax?
Signs include sudden chest pain, shortness of breath, tracheal deviation away from the affected side,
absent breath sounds on one side, and hypotension. ✔️✔️
What is the primary concern for a patient with a significant head injury and Glasgow Coma Scale (GCS)
score of 8?
The primary concern is maintaining adequate cerebral perfusion and monitoring for signs of increased
intracranial pressure (ICP), while providing airway management and preventing further injury. ✔️✔️
What should the nurse do if a patient presents with severe abdominal pain and signs of peritonitis?
, The nurse should assess the patient's vital signs for signs of shock, administer IV fluids as needed,
provide pain management, and prepare the patient for surgery if indicated. ✔️✔️
How should a nurse assess a patient for signs of shock in a trauma situation?
Signs of shock include rapid heart rate, low blood pressure, cool and clammy skin, decreased urine
output, and altered mental status. ✔️✔️
What is the role of intravenous fluids in managing a burn patient?
IV fluids are essential to restore circulating volume, prevent hypovolemia, and maintain perfusion to
vital organs, typically starting with crystalloid solutions like lactated Ringer’s. ✔️✔️
What is the recommended method for clearing an airway obstruction in a child under the age of 1?
For infants, the recommended method is performing back blows and chest thrusts to dislodge the
foreign object, rather than the Heimlich maneuver. ✔️✔️
What is the nursing priority for a patient with a suspected spinal cord injury?
The priority is to immobilize the spine and maintain airway and breathing while preparing for imaging
and possible surgical intervention. ✔️✔️
How should you manage a patient with a suspected stroke who is outside the thrombolytic window?
Management focuses on stabilizing the patient’s airway, ensuring adequate oxygenation, and
preventing further complications, while preparing for possible transfer to a stroke unit for further care.
✔️✔️
What is the most common complication of a head injury?
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