Answer the following question given this paragraph: The two parathyroid glands are located behind the thyroid gland. Parathyroid hormone helps keep the level of calcium in the blood within a narrow range. It stimulates bone cells to dissolve calcium in bone matrix and release it into the blood. Q: The two parathyroid glands are located behind what gland? Choices: - thymus - pituitary gland - hypothalmus - thyroid A:
A:
thyroid