Which cells are responsible for secreting calcitonin?

Show Answers

Thyroid parafollicular cellsThyroid chief cellsAdrenal gland granular cellsStratum fasciculata of the adrenal cortex

Explanation

Calcitonin is produced by the parafollicular cells (also known as C cells) located in the thyroid gland. These cells regulate calcium levels by lowering blood calcium. Other options refer to different cell types that do not secrete calcitonin.