A nurse is collecting neurologic data on a client who has a neurological injury and notes changes suggestive of Cushing's Triad. The nurse understands that Cushing's Triad is a nervous system response that might prevent which of the following conditions?
Tachycardia
Agonal breathing
Chest pain
Brainstem ischemia
The Correct Answer is D
Cushing's Triad is a set of three classic signs associated with increased intracranial pressure (ICP). These signs include hypertension, bradycardia, and irregular respirations. The presence of Cushing's Triad indicates severe brain injury or increased ICP, often leading to brainstem compression.
A. Tachycardia (Option A): Increased intracranial pressure can initially lead to tachycardia as the body attempts to compensate for the changes. However, as ICP continues to rise and brainstem compression occurs, the sympathetic response diminishes, resulting in bradycardia rather than tachycardia. Therefore, Cushing's Triad is not associated with preventing tachycardia.
B. Agonal breathing (Option B): Agonal breathing, characterized by gasping, labored breathing, or irregular breathing patterns, may occur as a result of brainstem dysfunction or damage. Cushing's Triad, indicative of increased ICP and impending brainstem herniation, does not prevent agonal breathing. In fact, irregular respirations are part of Cushing's Triad.
C. Chest pain (Option C): Chest pain may occur due to various cardiac or respiratory conditions and is not directly related to Cushing's Triad or increased intracranial pressure. Therefore, Cushing's Triad does not prevent chest pain.
D. Brainstem ischemia (Option D): Increased intracranial pressure can lead to brainstem compression, compromising blood flow to the brainstem and resulting in brainstem ischemia. Cushing's Triad, characterized by hypertension, bradycardia, and irregular respirations, is a nervous system response indicative of severe brain injury or increased ICP, which can lead to brainstem ischemia if left untreated. Therefore, Cushing's Triad is associated with brainstem ischemia rather than preventing it.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Comply with compression therapy: Compression therapy is commonly used in the management of peripheral vascular disease (PVD), not valvular heart disease. It involves applying external pressure to the limbs to improve circulation and reduce edema. While this intervention may be relevant for a client with PVD, it is not specific to valvular heart disease.
B. Monitor wounds on lower extremities: Monitoring wounds on lower extremities is important for clients with peripheral vascular disease (PVD) to assess for signs of poor wound healing, infection, or tissue ischemia. However, it is not directly related to valvular heart disease. Therefore, while wound monitoring may be appropriate for this client, it is not specific to valvular heart disease education.
C. Take antiplatelet medications as ordered: Antiplatelet medications, such as aspirin or clopidogrel, are commonly prescribed for clients with peripheral vascular disease (PVD) to reduce the risk of thrombotic events and improve blood flow. However, they are not typically indicated as a primary treatment for valvular heart disease. While some clients with valvular heart disease may have comorbidities that warrant antiplatelet therapy, it is not specific to valvular heart disease education.
D. Valvular heart disease involves dysfunction of one or more heart valves, leading to impaired blood flow within the heart. The nurse should educate the client on monitoring for the gradual onset of symptoms related to valvular heart disease. These symptoms may include dyspnea (shortness of breath), fatigue, palpitations, chest discomfort, and edema. Monitoring for these symptoms allows for early detection of disease progression or exacerbation, prompting timely intervention and management.
Correct Answer is D
Explanation
A. Massaging the legs frequently can exacerbate symptoms of peripheral venous disease by increasing venous pressure and worsening edema. It is not recommended for managing this condition.
B. Keeping the legs in a dependent position can further impair venous return and exacerbate symptoms. Elevating the legs above the level of the heart when possible is recommended to reduce venous congestion.
C. Decreasing activity can lead to deconditioning and worsen symptoms over time. Encouraging regular, moderate physical activity is important for improving venous circulation and overall vascular health.
D. Inspecting the legs daily for changes in color, size, and temperature is an essential component of managing peripheral venous disease. Changes such as skin discoloration, swelling, or increased warmth can indicate worsening venous insufficiency or the development of complications such as venous ulcers. Early detection allows for prompt intervention and prevention of complications.
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