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chapter 6
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chapter 6

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Questions and Answers

Which type of cartilage contains elastic fibers and is similar to hyaline cartilage?

  • Axial cartilage
  • Interstitial cartilage
  • Appositional cartilage
  • Fibrocartilage (correct)
  • What are the two types of growth of cartilage?

  • Axial and appendicular growth
  • Appositional and interstitial growth (correct)
  • Hyaline and fibrocartilage growth
  • Elastic and irregular growth
  • What are the two classifications of bones?

  • Hyaline and fibrocartilage bones
  • Long and short bones
  • Axial and appendicular bones (correct)
  • Flat and irregular bones
  • Which shape of bone is found in the knee joint?

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

    Where is red marrow located in infants?

    <p>Medullary cavity and all areas of spongy bone</p> Signup and view all the answers

    Which hormones regulate bone growth?

    <p>Growth hormone and insulin-like growth factors</p> Signup and view all the answers

    Which vitamins are needed for bone growth and remodeling?

    <p>All of the above</p> Signup and view all the answers

    Which type of bone fracture occurs when excessive twisting forces are applied, resulting in a ragged break?

    <p>Spiral fracture</p> Signup and view all the answers

    What is the structural unit of compact bone?

    <p>Osteon</p> Signup and view all the answers

    Which hormone primarily controls blood calcium levels?

    <p>Parathyroid hormone (PTH)</p> Signup and view all the answers

    What are the two types of ossification?

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

    Where is red marrow located in infants?

    <p>Medullary cavity and all areas of spongy bone</p> Signup and view all the answers

    What are the functions of bones?

    <p>Support, protection, movement, storage, and blood cell formation</p> Signup and view all the answers

    What are the two textures of bone?

    <p>Compact bone and spongy (cancellous) bone</p> Signup and view all the answers

    What is the outer fibrous layer of bone that contains osteoblasts and osteoclasts called?

    <p>Periosteum</p> Signup and view all the answers

    What is the hormone that regulates bone growth and remodeling?

    <p>Growth hormone</p> Signup and view all the answers

    What is the process of bone tissue formation called?

    <p>Osteogenesis</p> Signup and view all the answers

    Which factors affect bone growth and remodeling?

    <p>Minerals, vitamins, and hormones</p> Signup and view all the answers

    What are the stages in the healing of a bone fracture?

    <p>Hematoma formation, fibrocartilaginous callus formation, bony callus formation, bone remodeling</p> Signup and view all the answers

    What are the treatments for Paget's disease?

    <p>Natural progesterone cream and bisphosphonates</p> Signup and view all the answers

    At what age are nearly all bones completely ossified?

    <p>By age 25</p> Signup and view all the answers

    What happens during the fibrocartilaginous callus formation stage of bone fracture healing?

    <p>Mass of repair tissue now called fibrocartilaginous callus</p> Signup and view all the answers

    What happens during the bony callus formation stage of bone fracture healing?

    <p>New trabeculae form a bony (hard) callus</p> Signup and view all the answers

    When does bone mass start to decrease?

    <p>In the 4th decade of life</p> Signup and view all the answers

    What is rickets?

    <p>A childhood disease causing bowed legs due to vitamin D deficiency</p> Signup and view all the answers

    What happens during the bone remodeling stage of bone fracture healing?

    <p>Final structure resembles original</p> Signup and view all the answers

    What is Paget's disease?

    <p>Excessive and haphazard bone formation and breakdown</p> Signup and view all the answers

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