Parathyroid hormone
A) is secreted by the parathyroid glands.
B) causes an increase in the breakdown of bone.
C) increases the levels of blood calcium in the body.
D) indirectly stimulates osteoclast activity.
E) All of these are correct.

Question

Quizplus · Accepted Answer

Parathyroid hormone is secreted by the parathyroid glands and causes an increase in the breakdown of bone, which indirectly stimulates osteoclast activity. This results in an increase in the levels of blood calcium in the body. Therefore, all of these choices are correct.

Parathyroid Hormone