Q. Which statement regarding calcitonin is INCORRECT? (Solved)
1. it is secreted by parafollicular cells of the thyroid gland
2. it inhibits osteoclastic bone resorption
3. total thyroidectomy is usually associated with hypercalcaemia
4. it decreases renal tubular calcium and phosphate reabsorption
5. it is only secreted when plasma calcium concentration exceeds 9.5mg/100ml
- c. total thyroidectomy is usually associated with hypercalcaemia