Anatomy of the Ear: External Auditory Canal
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Questions and Answers

What is the main function of the structure described in the text?

  • Protection of the eardrum (correct)
  • Enhancement of hearing ability
  • Maintenance of balance
  • Regulation of ear wax production

How does the size and shape of this structure vary among individuals?

  • In diameter, but not in length
  • In length, but not in diameter
  • It does not vary at all
  • Both in length and diameter (correct)

What direction is the outer part of this structure directed in?

  • Downwards, backwards, and laterally
  • Upwards, backwards, and medially (correct)
  • Upwards, forwards, and laterally
  • Downwards, forwards, and medially

How can the tympanic membrane be seen through this structure?

<p>By pulling the pinna upward, backward, and laterally (A)</p> Signup and view all the answers

What is the name of the constricted part below the head of malleus?

<p>Neck of malleus (A)</p> Signup and view all the answers

To which wall of the middle ear is the anterior process of malleus attached?

<p>Anterior wall (C)</p> Signup and view all the answers

Which structure is attached to the head of malleus?

<p>Tympanic membrane (C)</p> Signup and view all the answers

What are the processes located below the constricted neck of malleus called?

<p>Anterior and lateral processes (C)</p> Signup and view all the answers

What is the name of the constricted part below the head of malleus?

<p>Neck of malleus (C)</p> Signup and view all the answers

To which wall of the middle ear is the anterior process of malleus attached?

<p>Anterior wall (A)</p> Signup and view all the answers

What are the processes located below the constricted neck of malleus called?

<p>Anterior and lateral processes (A)</p> Signup and view all the answers

Which structure is attached to the head of malleus?

<p>Tympanic membrane (C)</p> Signup and view all the answers

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