Nerve Conduction Velocity Quiz
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Questions and Answers

What factors can affect nerve conduction velocities?

  • Type of nerve fibers and the speed of light
  • Age, sex, and various medical conditions (correct)
  • Axon's diameter and the speed of electricity
  • Blood flow and sensory receptors

    • What is the primary determinant of conduction velocities in individuals?

  • Speed of blood flow and type of nerve fibers
  • Axon's diameter and the degree of myelination (correct)
  • Age and sex
  • The speed of electricity and sensory receptors

    • At what speed do normal impulses in peripheral nerves of the legs travel?

  • 50–65 m/s
  • 120 m/s
  • 40–45 m/s (correct)
  • 275 mph

    • How do nerve impulses compare to the speed of electricity and blood flow?

    <p>Slower than electricity, faster than blood flow</p> Signup and view all the answers

    Which type of sensory fibers innervate nociceptors and thermoreceptors?

    <p>Type III and IV sensory fibers</p> Signup and view all the answers

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