The reasons for the demise of the Minoan civilization continue to be debated. The rise of the Mycenaean civilization in the mid-2nd millennium BC on the Greek mainland and the evidence of their cultural influence on Minoan art and trade make them the most likely cause.
The hormone produced by the para follicular cells of the thyroid gland is calcitonin (CT). CT can decrease the level of calcium in the blood by.
Parathyroid Hormone/PTH. Hydrophilic, polypeptide non tropic hormone produced and secreted by parathyroid glands increases plasma concentration of Ca2+ by increasing calcium absorption within the intestines and kidneys and by releasing calcium from bones.