Which of the following exemplifies a positive feedback process happening in bone mineral deposition?
A)The first few crystals to form attract more calcium and phosphate
B)Osteoblasts neutralize inhibitors that prevent bone resorption
C)Osteoclasts secrete acid phosphatase that digests collagen
D)Collagen is digested by enzymes and hydroxyapatite by hydrochloric acid
E)Solubility product is reached in the tissue fluids

Question

Quizplus · Accepted Answer

In a positive feedback process, the initial signal reinforces itself to promote further change in the same direction. In bone mineral deposition, the formation of the first few crystals attracts more calcium and phosphate, which reinforces the mineralization process and results in the deposition of more bone mineral.

Which of the Following Exemplifies a Positive Feedback Process Happening