When calcium levels in the blood are low,the ________ produce _______ which stimulates the breakdown of bone,releasing calcium.

Question

Quizplus · Accepted Answer

When calcium levels in the blood are low, the parathyroid glands produce parathyroid hormone (PTH) which stimulates the breakdown of bone, releasing calcium. The adrenal glands produce aldosterone, which regulates electrolyte balance and blood pressure, but it is not involved in calcium regulation. Calcitonin, produced by the thyroid gland, has the opposite effect of PTH and lowers blood calcium levels by inhibiting bone breakdown.

When Calcium Levels in the Blood Are Low,the ________ Produce