The nurse is caring for a patient with an acute head injury.
Which assessment finding would first alert the nurse that the patient is developing an increase in intracranial pressure (ICP)?
Restlessness and altered mental status.
Widening pulse pressure.
Fixed and dilated pupils.
Tachycardia and hypotension.
The Correct Answer is A
Choice A rationale
Restlessness and altered mental status are early signs of increasing intracranial pressure, resulting from cerebral edema compressing neural tissue and reducing oxygen supply to critical brain regions.
Choice B rationale
Widening pulse pressure is a later sign of increased intracranial pressure, indicating significant disruption of autonomic regulation and brainstem function. Early symptoms like restlessness occur first.
Choice C rationale
Fixed and dilated pupils signify severe and advanced intracranial pressure, often indicating brain herniation, which is a critical stage beyond initial compensatory mechanisms.
Choice D rationale
Tachycardia and hypotension are not hallmark signs of raised intracranial pressure. Bradycardia and hypertension align more closely with Cushing's triad, associated with late-stage intracranial hypertension. .
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A rationale
Hypertension is not the primary concern in cervical spinal cord injuries at C-3, where respiratory compromise due to diaphragm paralysis is the leading cause of complications or mortality.
Choice B rationale
Bradycardia can occur due to vagal stimulation in spinal injuries but is less life-threatening compared to the respiratory compromise caused by diaphragmatic paralysis.
Choice C rationale
Sepsis may develop in spinal cord injury patients, particularly from infections like pneumonia or urinary tract infections, but respiratory failure is the most acute concern at C-3.
Choice D rationale
Respiratory compromise occurs due to impaired diaphragm function at C-3, making it the primary cause of morbidity or mortality, necessitating prompt respiratory support and monitoring.
Correct Answer is C
Explanation
Choice A rationale
Asking the patient why they are behaving inappropriately does not address or stop the behavior. This approach may escalate the situation, leading to further discomfort for others.
Choice B rationale
Recommending 1: observation without addressing the behavior does not teach social boundaries. It is a passive solution that misses the opportunity for behavior correction.
Choice C rationale
Pointing out the behavior as unacceptable sets clear boundaries and educates the patient on appropriate social conduct. It creates an opportunity for the patient to reflect and adjust their behavior.
Choice D rationale
Having the patient return to their room may temporarily stop the behavior but does not educate the patient or reinforce appropriate boundaries for public settings.
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