A nurse is caring for a client who has a closed-head injury with elevated ICP readings ranging from 16 to 22 mm Hg. Which of the following actions should the nurse take to decrease the potential for raising the client's ICP?
Elevate the client's head on two pillows.
Keep the client well hydrated.
Decrease the noise level in the client's room.
Suction the endotracheal tube frequently.
The Correct Answer is C
Choice A Reason:
Elevating the client's head on two pillows can help reduce ICP by promoting venous drainage from the brain. However, it is important to ensure that the head is not elevated too high, as this can impede venous return and potentially increase ICP. The recommended elevation is typically 30 degrees. While this intervention is beneficial, it is not the most critical action compared to reducing environmental stimuli.
Choice B Reason:
Keeping the client well hydrated is essential for overall health, but excessive hydration can increase ICP by increasing the volume of cerebrospinal fluid and blood within the cranial vault. Fluid management must be carefully monitored to avoid exacerbating ICP. Therefore, while hydration is important, it must be balanced and not excessive.
Choice C Reason:
Decreasing the noise level in the client's room is crucial for minimizing external stimuli that can increase ICP. Noise and other environmental stressors can lead to increased agitation and stress, which in turn can elevate ICP. Creating a calm and quiet environment helps in maintaining a stable ICP and is a non-invasive, easily implementable intervention.
Choice D Reason:
Frequent suctioning of the endotracheal tube can cause transient increases in ICP due to the stimulation and potential for coughing. While suctioning is necessary to maintain airway patency, it should be performed judiciously and only when clinically indicated. Over-suctioning can lead to spikes in ICP and should be avoided.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A Reason:
Hypotension is not typically a direct manifestation of increased intracranial pressure (ICP). In fact, increased ICP often leads to hypertension as part of Cushing's triad, which includes hypertension, bradycardia, and irregular respiration. Hypotension may indicate other issues such as shock or blood loss but is not a primary indicator of increased ICP.
Choice B Reason:
Tachypnea, or rapid breathing, is not a primary sign of increased ICP. While respiratory changes can occur with increased ICP, they are more likely to present as irregular breathing patterns rather than simply an increased rate. Tachypnea might be seen in conditions like anxiety, pain, or respiratory distress but is not a hallmark of increased ICP.
Choice C Reason:
Bilateral weakness of extremities can occur with increased ICP, especially if there is significant brain swelling or herniation affecting motor pathways. However, it is not the most immediate or specific sign. Other neurological deficits can also cause bilateral weakness, so it is not solely indicative of increased ICP.
Choice D Reason:
Decreased level of consciousness is a critical and primary sign of increased ICP. As pressure within the skull rises, it can compress brain structures and impair function, leading to altered mental status ranging from confusion to coma. Monitoring the level of consciousness is essential in assessing and managing patients with potential increased ICP.
Correct Answer is C
Explanation
Choice A Reason:
The irreversible stage of shock, also known as the terminal stage, is characterized by severe organ damage and failure. At this point, the body's compensatory mechanisms have failed, and recovery is unlikely. Decreased blood pressure and inadequate tissue perfusion are present, but they are more pronounced in the progressive stage.
Choice B Reason:
The refractory stage is often used interchangeably with the irreversible stage. It signifies a point where shock has progressed to such an extent that treatment is no longer effective. The body's organs have sustained irreversible damage, and despite medical intervention, the patient is unlikely to survive.
Choice C Reason:
The progressive stage of shock is characterized by a significant drop in blood pressure and inadequate tissue perfusion. During this stage, the body's compensatory mechanisms begin to fail, leading to worsening hypoperfusion and cellular damage. This stage is critical as it marks the transition from reversible to potentially irreversible damage if not promptly treated.
Choice D Reason:
The compensatory stage, also known as the non-progressive stage, involves the body's initial response to shock. During this stage, mechanisms such as increased heart rate and vasoconstriction work to maintain blood pressure and perfusion to vital organs. Blood pressure may still be within normal limits, and tissue perfusion is maintained, albeit at a reduced level.
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