A person is having problems with calcium and phosphorus metabolism in his body. Which one of the following glands may not be functioning properly? (a) Thyroid (b) Parathyroid (c) Parotid (d) Pancreas

  (b) PTH (parathyroid hormone), also called Collip's hormone, is secreted from the parathyroid gland. It is responsible for the following functions like: release of calcium by ones into the blood streams, absorption of food by the intestine and conservation of calcium by the kidneys.