Anatomy and Physiology of Hearing Review Quiz
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Questions and Answers

What structure divides the spiral canal of the cochlea into the scala tympani and the scala vestibuli?

  • Spiral Ganglion
  • Osseous Spiral Lamina (correct)
  • Round Window
  • Modiolus

    • Where are the cell bodies of the 8th nerve located?

  • Spiral Ganglion (correct)
  • Modiolus
  • Round Window
  • Basilar Membrane

    • What would happen if the modiolus was absent?

  • The cochlear nerve wouldn't reach the spiral organ of corti
  • The actual cochlear wouldn't exist (correct)
  • The hair cells wouldn't have neuron cell bodies underneath
  • The scala tympani and the scala vestibuli wouldn't be divided

    • What is the function of the round window in the cochlea?

    <p>It allows for the dissipation of sound energy</p> Signup and view all the answers

    What is the significance of the osseous spiral lamina in the cochlea?

    <p>It houses the fibers of the cochlear nerve</p> Signup and view all the answers

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