EMBRYOLOGY
ENDOCRINE GLANDS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
hypothalamus
|
|
|
concentration of blood calcium
|
|
|
thyroid gland
|
|
|
pituitary gland
|
Detailed explanation-1: -How is parathyroid hormone controlled? Parathyroid hormone is mainly controlled by the negative feedback of calcium levels in the blood to the parathyroid glands. Low calcium levels in the blood stimulate parathyroid hormone secretion, whereas high calcium levels in the blood prevent the release of parathyroid hormone.
Detailed explanation-2: -Answer and Explanation: The correct answer is (B) plasma calcium concentration. Parathyroid hormone is secreted by the thyroid glands. The main function of this hormone is to regulate the level of calcium in the blood.
Detailed explanation-3: -Parathyroid hormone (PTH) is a hormone that your parathyroid glands make and release to control the level of calcium in your blood by increasing it.