Multiple Choice
When blood calcium levels fall,which of the following does NOT occur?
A) Increased secretion of PTH activates vitamin D.
B) PTH and vitamin D stimulate the kidneys to reabsorb calcium from the blood.
C) PTH and vitamin D stimulate osteoblasts to break down bone.
D) Vitamin D increases the absorption of calcium from the intestines.
Correct Answer:
Verified
Correct Answer:
Verified
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