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: Medicine
[{'content': 'Carpopedal spasm in hyperventilation occurs because \nSelect and explain. \nA. Increased calcium uptake by sarcoplasmic reticulum of muscles, B. Increased calcium uptake by bones, C. Increased calcium binding to plasma protein, D. Increased urinary excretion of calcium', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer- C. Increased calcium binding to plasma proteinCarpopedal spasm and tetany is due to hypocalcemia."The alkalosis that result from hyperventilation may worsen the hypocalcemia by increasing the fraction ionized calcium bound to plasma protein.', 'role': 'assistant'}]