Vertebrae Classification: Sesamoid & Sutural Bones
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Questions and Answers

What is the function of sesamoid bones?

  • Connect bones in joints
  • Support weight
  • Produce blood cells
  • Develop in tendons to protect from wear (correct)
  • Where do osteoprogenitor cells originate from?

  • Lymphatic system
  • Blood vessels
  • Stem cells from mesenchymal cells (correct)
  • Nerve cells
  • What do osteoblasts secrete?

  • Hormones
  • Red blood cells
  • Antibodies
  • Bone matrix (osteoid) (correct)
  • What is the main function of osteocytes?

    <p>Maintain bone metabolism</p> Signup and view all the answers

    Where are osteoclasts primarily located?

    <p>In periosteum, endosteum &amp; canals</p> Signup and view all the answers

    Which process involves the replacement of hyaline cartilage by calcified bone?

    <p>Endochondral ossification</p> Signup and view all the answers

    What is the function of the bone collar that forms around the diaphysis during bone development?

    <p>Contributes to the formation of compact bone</p> Signup and view all the answers

    Which type of ossification involves the direct formation of bone from mesenchyme without a cartilage intermediate?

    <p>Intramembranous ossification</p> Signup and view all the answers

    What structure forms around the network of blood vessels during osteogenesis?

    <p>Spongy bone</p> Signup and view all the answers

    Which stage of endochondral ossification involves chondrocytes calcifying the matrix and forming a cavity?

    <p>Calcifying Center</p> Signup and view all the answers

    What is the primary difference between intramembranous and endochondral ossification processes?

    <p>Endochondral ossification includes a cartilage intermediate, intramembranous does not.</p> Signup and view all the answers

    What is the main function of the skeletal system related to movement?

    <p>Assisting with skeletal muscles</p> Signup and view all the answers

    Which bone classification is primarily responsible for mineral homeostasis?

    <p>Long bones</p> Signup and view all the answers

    What is the significant feature of short bones in terms of shape?

    <p>Having primarily a middle layer of spongy bone</p> Signup and view all the answers

    Which type of bone provides surfaces for muscle attachment and is found in the cranial bones and sternum?

    <p>Flat bones</p> Signup and view all the answers

    What distinguishes irregular bones in terms of classification?

    <p>Varying ratio of spongy to compact bone</p> Signup and view all the answers

    How do flat bones contribute to the overall function of the skeletal system?

    <p>Offer protection and muscle attachment surfaces</p> Signup and view all the answers

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