How do calcitonin or parathyroid hormone control blood calcium levels?

February 11, 2022

A. Calcitonin acts to increase blood calcium levels

B. Parathyroid hormone release is inhibited by increased calcium levels

C. Parathyroid hormone stimulates bone resorbing cells to take up calcium

D. Calcitonin inhibits parathyroid hormone

Answer: Parathyroid hormone release is inhibited by increased calcium levels