NEET 2008 Biology question

The blood calcium level is lowered by the deficiency of

(1)Calcitonin
(2)ParathormoneCorrect
(3)Thyroxine
(4)Both Calcitonin and Parathormone

Answer: (2)

Solution

Parathormone (PTH) is the hypercalcaemic hormone: it raises blood by stimulating bone resorption, increasing reabsorption in the kidney tubules and increasing absorption from the gut (through vitamin D). Its deficiency

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Question ID VK-090088