Facial nerve (CN VII)

The **facial nerve** is the seventh cranial nerve (CN VII), emerging from the pons in the brainstem. It is a mixed nerve containing motor, sensory, and parasympathetic fibers. Its primary function is to control muscles responsible for facial expressions. Additionally, it conveys taste sensations from the anterior two-thirds of the tongue via its chorda tympani branch and provides parasympathetic innervation to lacrimal and salivary glands. The facial nerve also supplies somatosensory fibers to parts of the external ear. It has several segments along its course through the skull before branching into five main divisions within the face[1][2][3][4][5]. Note on correctness: The **facial nerve** itself is an anatomical structure—a mixed peripheral/cranial nerve—not a typical "therapeutic target" like receptors or enzymes at a molecular level. Therefore, it does not fit standard drug-target classification schemes used in pharmacology or drug discovery contexts[1].

Other names

Seventh cranial nerveCranial nerve VIINervus facialis