A Decrease in Plasma Calcium Will Initiate an Increase in the Release

question 107

Multiple Choice

A decrease in plasma calcium will initiate an increase in the release of which of the following?

• A) parathyroid hormone only
• B) calcitonin only
• C) 1,25 -dihydroxy vitamin D₃ only
• D) both parathyroid hormone and calcitonin
• E) both parathyroid hormone and 1,25 -dihydroxy vitamin D₃

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