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Home Q & A Board Biology-Related Homework Help General Biology
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bessieboo97 bessieboo97
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6 years ago
When blood calcium levels fall, ____.
  a. PTH secretion increases
  b. osteoblast activity increases
  c. osteoclast activity decreases
  d. growth hormone activity increases
  e. calcitonin secretion increases

Question 2

During the remodeling process, which cells break down the bone matrix?
  a. osteoblasts
  b. osteocytes
  c. glial cells
  d. osteoclasts
  e. chondrocytes
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ben.kenobi24ben.kenobi24
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6 years ago
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bessieboo97 Author
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#2
6 years ago
I'm still confused, but thanks for answering correctly
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