Examlex
Label the statement as true (i.e., always true) or false and explain your answer. [Assume that T, N, and B are defined.]
Parafollicular Cells
Cells in the thyroid gland that produce calcitonin, a hormone involved in calcium and phosphate metabolism.
Calcitonin
A hormone secreted by the thyroid gland that helps regulate calcium levels in the blood.
Blood Calcium
The level of calcium ions in the bloodstream, critical for various bodily functions including bone health, nerve transmission, and muscle function.
Neuroendocrine Cells
Cells that receive neuronal input and as a response, release message molecules (hormones) into the blood, functioning both as neurons and endocrine cells.
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