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Questions and Answers

Which of the following is a cause of axotomy?

  • Infection
  • Genetic mutation
  • Autoimmune disease
  • Physical trauma (correct)
  • What happens to the proximal part of the axon and the cell body after axotomy?

  • They regenerate
  • They become hyperactive
  • They die by apoptosis
  • They undergo chromatolytic reaction (correct)
  • What happens to the distal segment of the injured axon after axotomy?

  • It forms new synapses
  • It becomes hyperactive
  • It regenerates
  • It undergoes Wallerian degeneration (correct)
  • What is the effect of transneuronal anterograde degeneration?

    <p>The postsynaptic neuron is affected</p> Signup and view all the answers

    What happens to the Nissl substance after axotomy?

    <p>It decreases in quantity</p> Signup and view all the answers

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