Complete the Sentence with the Best Term

Complete the sentence with the best term.
[dropdown 1] is an increase in blood calcium levels.
[dropdown 2] respond when there is an increase in blood calcium levels.
[dropdown 3] is the output in response to high blood calcium levels.
In response to the output when blood calcium levels are high,a(n)[dropdown 4] in bone deposition occurs.
In response to the output when the blood calcium levels are high,there is a decrease in [dropdown 5] activity.
Dropdown Choices:
Calcitonin
Calcitriol
Chief cells
Decrease
Hypercalcemia
Hypocalcemia
Increase
Osteoblast
Osteoclast
Parafollicular cells
PT gland cells
PTH