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.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Rheumatoid arthritis: Rheumatoid arthritis is an autoimmune condition characterized by chronic inflammation of the joints. Some research suggests a possible link between autoimmune disorders such as rheumatoid arthritis and Meniere's disease. Autoimmune conditions can affect the inner ear, leading to vestibular dysfunction and contributing to the development of Meniere's disease.
B. Bacterial pneumonia: Bacterial pneumonia is a respiratory infection caused by bacterial pathogens. There is no direct association between bacterial pneumonia and an increased risk of developing Meniere's disease. Meniere's disease primarily affects the inner ear and is not related to respiratory infections.
C. Macular degeneration: Macular degeneration is a degenerative eye disease that affects the central portion of the retina. There is no known association between macular degeneration and an increased risk of developing Meniere's disease. These conditions affect different parts of the body and are not related in terms of etiology or risk factors.
D. Osteoporosis: Osteoporosis is a condition characterized by loss of bone density, leading to an increased risk of fractures. There is no direct association between osteoporosis and an increased risk of developing Meniere's disease. These conditions affect different systems in the body and are not known to be related.
Correct Answer is A
Explanation
A. "I need to walk slowly as I lose my balance often": This statement indicates a potential safety concern related to balance issues while walking. Loss of balance can increase the risk of falls, especially in individuals with peripheral artery disease (PAD) who may already have compromised circulation and reduced sensation in their legs. The nurse should report this statement to the provider for further evaluation and intervention to prevent falls and promote safety.
B. "I don't go out much because of the pain in my legs" : While this statement suggests that the client experiences pain in their legs, it does not directly indicate a safety concern that requires immediate reporting to the provider. Pain management strategies may be discussed with the provider to address this issue.
C. "It makes me sad that I can't keep up with my grandchildren" : While this statement reflects emotional distress related to the client's inability to participate fully in activities with their grandchildren, it does not indicate a specific safety concern that requires reporting to the provider. However, addressing the client's emotional well-being is important for overall holistic care.
D. "I have a small-healed area on my spine that is painful" : This statement describes a painful area on the client's spine but does not directly relate to potential safety concerns associated with PAD. The nurse may further assess this issue and include it in the client's overall assessment, but it does not require immediate reporting to the provider for safety concerns related to PAD.
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