Name a hormone that acts to raise blood calcium.

Answer: Parathyroid hormone (PTH)

Explanation:

The parathyroid hormone are also known as parathyrin and the parathormone which regulated serum calcium by its effect on the kidney and the bones. The main function of this hormone that it monitor the level of calcium in blood and when the level of calcium in the blood goes low then, the parathyroid gland generated more amount of parathyroid hormones.