what hormone works with the parathyroid hormone to regulate calcium levels
parathyroid hormone. works with the hormone calcitonin to regulate the calcium levels in the blood and tissues, increases calcium levels in the blood by mobilizing the release from storage in the bones and teeth.arathyroid hormone. works with the hormone calcitonin to regulate the calcium levels in the blood and tissues, increases calcium levels in the blood by mobilizing the release from storage in the bones and teeth.