What Do the C Cells of the Thyroid Gland Secrete

Question

What do the C cells of the thyroid gland secrete?
A)​calcitonin
B)calcium
C)iodine
D)corticosteroids
E)​thyroglobulin

Accepted Answer

The C cells (also known as parafollicular cells) of the thyroid gland secrete calcitonin, which helps regulate calcium levels in the body by inhibiting bone breakdown and stimulating calcium deposition.