This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluids and Electrolyte Imbalance, Subject name: Medicine
[{'content': 'Hypernatremia causes all EXCEPT? \nSelect and explain. \nA. Seizure, B. Pseudo- Paralysis, C. Brain hemorrhage, D. Cerebral edema', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Sudden shrinkage of brain cells in acute hypernatremia may lead to parenchymal or subarachnoid hemorrhages Brain cells accommodate to a chronic | in ECF osmolality (>48h) by activating membrane transpoers- influx and intracellular accumulation of organic osmolytes- increase in ICF water and normalization of brain parenchymal volume. Cellular response to chronic hypernatremia predisposes these patients to the development of cerebral edema and seizures during overly rapid hydration', 'role': 'assistant'}]