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The sensory portion, or intermediate nerve, has the following components: (1) taste to the anterior two-thirds of the tongue; (2) secretory and vasomotor fibers to the lacrimal gland, the mucous membranes of the nose and mouth, and the submandibular and sublingual salivary glands; (3) cutaneous sensory impulses from the external auditory meatus ...
23 cze 2024 · The facial nerve, CN VII, is the seventh paired cranial nerve. In this article, we shall look at the anatomical course of the nerve, and the motor, sensory and parasympathetic functions of its terminal branches.
The facial nerve arises at the stylomastoid foramen giving branches to the posterior belly of the digastric muscle, stylohyoid, and posterior auricular nerve. It than pierces the parotid gland and gives rise to five branches Cervical, Buccal, Zygomatic, Temporal and Marginal Mandibular.
24 maj 2022 · Cranial nerve 7 controls movement of the face, and it also has a role in sensation behind the ear and in making tears and saliva. The most common condition affecting cranial nerve 7 is Bell’s palsy, a distressing condition that isn’t harmful.
22 maj 2015 · The facial nerve (cranial nerve [CN] VII) is a frequently overlooked structure on imaging examinations. Knowledge of the normal anatomy, embryology, and spectrum of abnormality will aid radiologists in correctly diagnosing lesions of the facial nerve.
24 lip 2023 · Introduction. The facial nerve is the seventh cranial nerve (CN VII). It arises from the brain stem and extends posteriorly to the abducens nerve and anteriorly to the vestibulocochlear nerve.
Cranial Nerve VII: Summary of the Four Components. Cranial nerve VII originates in four nuclei in the pons and medulla. These nuclei all combine to travel, via the internal auditory meatus, to the geniculate ganglion.
