Hypoglossal nerve - Wikipedia
The hypoglossal nerve, also known as the twelfth cranial nerve, cranial nerve XII, or simply CN XII, is a cranial nerve that innervates all the extrinsic and intrinsic muscles of the tongue except for the palatoglossus, which is innervated by the vagus nerve.
Hypoglossal Nerve: What It Is, Function, Anatomy & Conditions
Aug 14, 2024 · You may not think about your hypoglossal nerve much. But it’s an important part of your anatomy. It helps you move your tongue. It allows you to speak, swallow and push substances around in your mouth. Conditions affecting hypoglossal nerve function include stroke, cancer and ALS.
The Hypoglossal Nerve (CN XII) - Course - TeachMeAnatomy
Nov 2, 2024 · The hypoglossal nerve arises from the hypoglossal nucleus in the medulla oblongata of the brainstem. It then passes laterally across the posterior cranial fossa, within the subarachnoid space. The nerve exits the cranium via the hypoglossal canal of the occipital bone.
Neuroanatomy, Cranial Nerve 12 (Hypoglossal) - StatPearls - NCBI Bookshelf
Nov 7, 2022 · Examining the hypoglossal nerve involves observing the primary innervation target of the nerve, the tongue. The 3 observable aspects of the tongue are strength, bulk, and dexterity. Special attention is given when the tongue is weak, atrophied, moving abnormally, or impaired.
Cranial nerve 12: hypoglossal nerve: Anatomy and function
May 20, 2024 · The hypoglossal nerve is purely motor nerve, which innervates extrinsic tongue muscles and geniohyoid muscle. It originates from it motor nucleus found in the ventral medulla oblongata. This article will discuss the anatomy and function of the hypoglossal nerve.
Hypoglossal Nerve: Anatomy, Function, and Associated Conditions
Oct 21, 2024 · The hypoglossal nerve is the 12th cranial nerve whose function is to enable the tongue to move. Damage to this nerve can affect speech, chewing, and swallowing. Medical conditions or injury can impair hypoglossal nerve function.
Hypoglossal Nerve: Function, Location, and Disorders - WebMD
Oct 14, 2024 · The hypoglossal nerve is one of the 12 cranial nerves arising from the brain. It's a paired nerve, and you have two — left and right. Together, the two hypoglossal nerves control the...
Hypoglossal Nerve - Physiopedia
The Hypoglossal nerve is the 12th cranial nerve s that originate from the medulla obligate of the brain stem. It innervates all the extrinsic and intrinsic muscles of the tongue, except for the palatoglossus which is innervated by the vagus nerve. It is a nerve with a solely motor function.
Hypoglossal Nerve Neuropathies—Analysis of Causes and …
Correct differential diagnosis and suitable treatment require a thorough knowledge of the anatomical background of the region. This review presents the broad spectrum of hypoglossal neuropathies, paying particular attention to these with a compressive background.
Cranial Nerve XII: The Hypoglossal Nerve - Clinical Methods
Peripherally the nerve supplies the intrinsic muscles of the tongue, the genioglossus (tongue protrusion), the hypoglossus, and the styloglossus. Supranuclear lesions usually produce a transient mild weakness of the contralateral side of the tongue.