Elevated levels of calcium ion in the blood stimulate the secretion of the hormone
A) calcitonin.
B) thyroid hormone.
C) parathyroid hormone.
D) growth hormone.
E) testosterone.

Question

Quizplus · Accepted Answer

Calcitonin is secreted by the thyroid gland in response to high blood calcium levels. It helps to lower blood calcium levels by inhibiting osteoclast activity in the bones and increasing calcium excretion in the kidneys.

Elevated Levels of Calcium Ion in the Blood Stimulate the Secretion