Question

what gland responds when the blood calcium level is too low? (figure 6-16a) parathyroid gland pituitary gland thyroid gland adrenal gland hypothalamus check answer

Explanation:

The parathyroid gland secretes parathyroid hormone (PTH) which increases blood - calcium levels when they are too low. PTH acts on bones, kidneys, and the intestines to raise calcium levels.

Answer:

A. parathyroid gland