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1.4 Functions of the skeleton

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  • How does the backbone differ from the thigh bone in terms of movement?
    The backbone is made of many bones to allow twisting/bending; the thigh bone is one solid, rigid bone
  • What is a single bone in the backbone called?
    A vertebra
  • Why are thigh bones described as being "large and strong"?
    Because they are important for supporting the body's weight
  • What would your body be like without a skeleton?
    Soft and shapeless
  • The backbone allows your body to do two specific types of movement. What are they?
    Twist and bend
  • What is another common name for the backbone?
    The spine
  • What is found between the vertebrae to stop them from rubbing together?
    Discs of rubbery cartilage
  • What is the name for the ring-shaped bones that make up the backbone?
    Vertebrae
  • What happens if the cartilage between your vertebrae is missing?
    The bones would rub together
  • What do your leg bones help you do?
    Support your body/walk/run
  • What vital part of the nervous system does the backbone protect?
    The nerves/spinal cord that send messages from the brain
  • Which is the largest bone in your body?
    The thigh bone
  • How do the vertebrae stay cushioned during a "jolt"?
    The cartilage acts as a shock absorber
  • What acts as a "shock absorber" when you walk or run?
    The cartilage
  • According to the "Key Words" box, what starts with 'O' and is protected by the skeleton?
    Organs
  • What does the skeleton protect?
    Soft organs
  • What are the three main functions of the skeleton?
    Support, protection, and movement
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