Which branches does the facial nerve give off?
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The facial nerve, also known as the seventh cranial nerve, is responsible for the motor function and the sensation of taste in the anterior two-thirds of the tongue. It also gives off several branches, including:
1. Temporal branch: This branch innervates the muscles responsible for raising the eyebrows and wrinkling the forehead.
2. Zygomatic branch: This branch runs along the zygomatic arch to innervate the muscles of the upper cheek and upper lip.
3. Buccal branch: This branch runs along the cheeks to innervate the muscles of the mid-facial region.
4. Marginal mandibular branch: This branch innervates the muscles of the lower lip and chin.
5. Cervical branch: This branch innervates the muscles in the neck.
In addition to these branches, the facial nerve also gives off the chorda tympani, which runs through the middle ear to innervate the taste buds on the anterior two-thirds of the tongue.
More Answers:
Understanding the Branches of the Facial Nerve and Their Functions for Optimal Face and Neck Movement and ExpressionUnderstanding the Path of the Facial Nerve: Traversing the Stylomastoid Foramen for Innervation of Facial Muscles
An In-Depth Guide to Understanding the Branching of Facial Nerve (CN VII): Functions and Regions Supplied