Anatomy of the External Acoustic Meatus
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Anatomy of the External Acoustic Meatus

This quiz covers the opening leading to the external acoustic meatus and the petromastoid part of the temporal bone. Learn about the different parts of the temporal bone and its articulations with other bones.

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@JovialGarnet6408

Questions and Answers

What is the primary function of the zygomatic bone?

To form the prominence of the cheek

Which of the following bones does the frontal bone NOT articulate with?

Nasal bone

Which bone does the zygomatic process of the temporal bone articulate with?

Zygomatic bone

What is the function of the zygomaticofacial foramen on the zygomatic bone?

<p>It allows the passage of the zygomatic branch of the facial nerve</p> Signup and view all the answers

Where is the pterion located on the skull?

<p>At the junction of the frontal, parietal, sphenoid, and temporal bones</p> Signup and view all the answers

Which of the following bones does NOT form part of the visible facial skeleton?

<p>Sphenoid bone</p> Signup and view all the answers

Which part of the temporal bone is the most posterior?

<p>Mastoid part</p> Signup and view all the answers

What suture separates the mastoid part from the parietal bone?

<p>Parietomastoid suture</p> Signup and view all the answers

Which bony prominence projects from the inferior border of the mastoid part?

<p>Mastoid process</p> Signup and view all the answers

What bones of the viscerocranium are visible in a lateral view of the skull?

<p>Nasal, maxilla, zygomatic</p> Signup and view all the answers

Where is the styloid process located in relation to the mastoid process?

<p>Medial to the mastoid process</p> Signup and view all the answers

Which suture separates the mastoid part from the occipital bone?

<p>Occipitomastoid suture</p> Signup and view all the answers

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