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
Which of the following causes hypocalcemia:September 2008 
Select and explain. 
A. Parathormone, B. Thyroid hormones, C. Calcitonin, D. 1, 25-dihydroxycholecalciferol
C: Calcitonin
Answer: C: Calcitonin 
Explanation: Ans. C: Calcitonin