Anatomy of the Head Quiz
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Questions and Answers

What structures are enclosed in the cranial cavity?

The brain and its covering meninges

How many pairs of cranial nerves does the brain give rise to?

12

What is the connective tissue between the bones of the skull called?

Sutural ligament

Which bone is an exception in terms of being united to the skull by the Mobile temporomandibular joint?

<p>Mandible</p> Signup and view all the answers

What is the upper part of the cranium called?

<p>Vault</p> Signup and view all the answers

Which nerves contribute to the formation of the cervical plexus?

<p>C1 to C4</p> Signup and view all the answers

Where do the cutaneous branches of the cervical plexus emerge?

<p>From beneath the posterior border of the sternocleidomastoid muscle</p> Signup and view all the answers

Which nerve supplies the diaphragm with both sensory and motor innervation?

<p>Phrenic nerve</p> Signup and view all the answers

Which arteries pin the phrenic nerve to the anterior scalene muscle as it descends in the neck?

<p>Transverse cervical and suprascapular arteries</p> Signup and view all the answers

Which muscles are supplied by several muscular branches of the cervical plexus?

<p>Rectus capitis anterior, rectus capitis lateralis, longus colli</p> Signup and view all the answers

What is the composition of the cervical plexus?

<p>The cervical plexus is formed by the anterior rami of cervical nerves C2 to C4, and possibly a contribution from the anterior ramus of cervical nerve C1.</p> Signup and view all the answers

Which major nerve arises from the anterior rami of cervical nerves C3 to C5 and supplies the diaphragm with both sensory and motor innervation?

<p>Phrenic nerve</p> Signup and view all the answers

What are the two main types of branches of the cervical plexus?

<p>Muscular (or deep) branches; Cutaneous (or superficial) branches</p> Signup and view all the answers

Which muscles receive supply from several muscular branches of the cervical plexus?

<p>Prevertebral and lateral vertebral muscles, including the rectus capitis anterior, rectus capitis lateralis, longus colli, and longus capitis</p> Signup and view all the answers

What structures do the muscular branches of the cervical plexus distribute to?

<p>Several groups of muscles, including the diaphragm, prevertebral and lateral vertebral muscles</p> Signup and view all the answers

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