The level of calcium in the blood is maintained by which hormone?
- AParathormone
- BSomatotropin
- CProlactin
- DThyroxin
Solution & Step-by-step Explanation
Parathormone (PTH), secreted by the parathyroid glands, increases blood calcium levels by stimulating bone resorption, enhancing calcium reabsorption in the kidneys, and increasing calcium absorption in the intestines.