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': 'Hypocalcemia due to calcitonin is by: \nSelect and explain. \nA. Increased excretion in kidney, B. Decreased bone resorption, C. Decreased intestinal absorption, D. Decreased renal reabsorption', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Decreased bone resorption Calcitonin causes hypocalcemia by inhibiting bone resorptionQ by direct action on osteoclastsQ.', 'role': 'assistant'}]