The nursing instructor teaches the student nurses about negative feedback as a feature of calcium homeostasis in the endocrine system. Identify the steps, in order, of this mechanism. Select all that apply.

Question

Quizplus · Accepted Answer

Negative feedback in calcium homeostasis begins with a fall in serum calcium levels (D), prompting the parathyroid glands to release PTH (C). PTH then increases serum calcium levels (B), and once normal levels are restored, the parathyroid glands stop secreting PTH (A).

The Nursing Instructor Teaches the Student Nurses About Negative Feedback