This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
[{'content': 'Excess secretion of aldosterone causes all except \nSelect and explain. \nA. Increased ECF, B. Very High Na+ in plasma, C. Increased BP, D. Natriuresis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Very High Na+ in plasma Hyperaldosteronism (excess mineralocoicosteroid) leads to potassium (K+) depletion/ hypokalemia and sodium (Na+) retention, usually without edema but with weakness tetany, polyuria, hypeension and hypokalemic mild metabolic alkalosisQ. Hyperaldosteronism does not cause metabolic acidossQ. And plasma Na+ level is elevated only slightly if at allQ because water is retained with osmolically active Na+ ions.', 'role': 'assistant'}]