skeletal system
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Questions and Answers

What is the main function of the skeleton?

  • Store minerals and fat
  • All of the above (correct)
  • Produce red blood cells
  • Provide support for soft tissues

    • What is the function of spongy bone?

  • Stores minerals and fat
  • Forms most of the shaft of long bones
  • Protects internal organs
  • Forms blood cells (correct)

    • What is the periosteum?

  • A fatty tissue for energy storage
  • A dense outer layer with few internal spaces
  • A covering that nourishes bones (correct)
  • A latticework of bone

    • What is the structural unit of compact bone?

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

    What is the axial skeleton?

    <p>The part of the skeleton that protects and supports internal organs</p> Signup and view all the answers

    What is the appendicular skeleton?

    <p>The part of the skeleton that allows movement and interaction with the environment</p> Signup and view all the answers

    What is the function of yellow marrow?

    <p>To store minerals and fat</p> Signup and view all the answers

    What is the function of red marrow?

    <p>To produce red blood cells</p> Signup and view all the answers

    What is the function of canaliculi?

    <p>To connect nearby lacunae and the central canal</p> Signup and view all the answers

    What is the function of the pectoral girdle?

    <p>To allow movement and interaction with the environment</p> Signup and view all the answers

    What is the function of the pelvic girdle?

    <p>To protect and support internal organs</p> Signup and view all the answers

    What is the function of the vertebral column?

    <p>To protect and support internal organs</p> Signup and view all the answers

    What is the function of the skeleton?

    <p>Provides support for soft tissues</p> Signup and view all the answers

    What is the function of yellow marrow in long bones?

    <p>Energy storage</p> Signup and view all the answers

    How many bones does the human body have?

    <p>206</p> Signup and view all the answers

    What is the composition of most bones?

    <p>Both compact and spongy bone</p> Signup and view all the answers

    What are the functions of the skeleton?

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

    What is the function of yellow marrow?

    <p>To store minerals and fat</p> Signup and view all the answers

    What is the difference between compact and spongy bone?

    <p>Spongy bone has a latticework structure</p> Signup and view all the answers

    What is the periosteum?

    <p>A covering that nourishes bones</p> Signup and view all the answers

    What is the function of the axial skeleton?

    <p>Protects and supports internal organs</p> Signup and view all the answers

    What is the function of the appendicular skeleton?

    <p>Allows movement and interaction with the environment</p> Signup and view all the answers

    What is the structural unit of compact bone?

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

    What are the components of the axial skeleton?

    <p>Skull, vertebral column, sternum, ribs</p> Signup and view all the answers

    What are the components of the appendicular skeleton?

    <p>Pectoral girdle, pelvic girdle, limbs</p> Signup and view all the answers

    What is the function of spongy bone in adults?

    <p>To form blood cells</p> Signup and view all the answers

    What is the cavity in the shaft of long bones filled with?

    <p>Yellow marrow</p> Signup and view all the answers

    What are the functions of the periosteum?

    <p>To nourish the bones</p> Signup and view all the answers

    What is the function of the periosteum?

    <p>To nourish the bones</p> Signup and view all the answers

    Where is spongy bone typically found in the body?

    <p>In the skull and face</p> Signup and view all the answers

    What is the structural unit of compact bone?

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

    What happens in the red marrow of spongy bone?

    <p>Blood cells form</p> Signup and view all the answers

    What is the function of canaliculi in compact bone?

    <p>To connect nearby lacunae and central canal</p> Signup and view all the answers

    What is bone remodeling?

    <p>The process of both breaking down old bone tissue and depositing new bone tissue</p> Signup and view all the answers

    What are osteoblasts responsible for?

    <p>Depositing new bone tissue</p> Signup and view all the answers

    What is the role of estrogen in bone remodeling in women?

    <p>Inhibit the breakdown of bone</p> Signup and view all the answers

    What hormone increases blood calcium levels?

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

    What is osteoporosis?

    <p>A condition resulting from the breakdown of bone faster than it is deposited</p> Signup and view all the answers

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