Facial Nerve Functions Quiz

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What are the functions of the SVE fibers of the facial nerve?

The SVE fibers innervate muscles of the face and scalp, as well as the stapedius, the posterior belly of the digastric, and the stylohyoid muscles.

What is the role of GVE fibers in the facial nerve?

The GVE fibers are parasympathetic and provide secretomotor innervation to the lacrimal gland, submandibular and sublingual salivary glands, as well as nasal and palatine glands.

Where is the main motor nucleus of the facial nerve located?

The main motor nucleus of the facial nerve lies in the lower pons.

What is the function of the intermediate nerve of the facial nerve?

The intermediate nerve contains the fibers for taste, parasympathetic fibers, and somatic sensory fibers.

What is the responsibility of the sensory nucleus of the facial nerve?

The sensory nucleus, specifically the upper part of the nucleus of the tractus solitarius, is responsible for the taste of the anterior two-thirds of the tongue.

Test your knowledge of the functions of the facial nerve, including its sensory, taste, parasympathetic, and motor functions.

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