Bone Remodeling Quiz
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Questions and Answers

What is the function of the medullary canal in bones?

  • It provides structural support for the bone
  • It stores excess calcium for bone remodeling
  • It secretes hormones for bone growth
  • It contains the bone marrow, the site of blood cell production (correct)

    • What is the role of osteoclasts in bone remodeling?

  • They store excess calcium for bone repair
  • They resorb bone by secreting enzymes and dissolving hydroxyapatite (correct)
  • They release growth factors to stimulate bone growth
  • They produce collagen to fill in lacunae created by osteoblasts

    • What is the function of RANKL in bone remodeling?

  • It stimulates the formation and activation of osteoclasts (correct)
  • It promotes the deposition of hydroxyapatite
  • It triggers the release of parathyroid hormone
  • It inhibits the activity of osteoblasts

    • How does mechanical stress affect bone remodeling?

    <p>It stimulates bone remodeling at a higher rate</p> Signup and view all the answers

    What is the function of parathyroid hormone in bone remodeling?

    <p>It stimulates osteoblasts to release RANKL, triggering bone resorption</p> Signup and view all the answers

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