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 …

Your hypoglossal nerve controls muscles in the back of your throat. If they relax too much during sleep, your tongue can slide out of place, blocking your airway.

Oct 14, 2024 · What Is the Hypoglossal Nerve? The hypoglossal nerve is also known as the 12th cranial nerve. It is chiefly a motor nerve and carries motor fibers that control muscles. It does …

Nov 6, 2025 · The hypoglossal nerve is the twelfth paired cranial nerve. Its name is derived from ancient greek, 'hypo' meaning under, and 'glossal' meaning tongue.

May 20, 2024 · This is an article on the anatomy and function of the hypoglossal nerve. Learn all about the twelfth cranial nerve and see diagrams here.

Discover the causes, symptoms, and treatment options for hypoglossal nerve palsy. Learn about diagnosis, recovery, and exercises to improve tongue mobility and quality of life.

The hypoglossal nerve is the last, and often neglected, cranial nerve. It is mainly responsible for motor innervation of the tongue and therefore the process of chewing and articulation.

Disorders of the twelfth cranial nerve (hypoglossal nerve) cause weakness or wasting (atrophy) of the tongue on the affected side. This nerve moves the tongue. Hypoglossal nerve disorders …

The hypoglossal nerve is a motor nerve. It sends general sensory efferent fibers to the muscles of the tongue, except the palatoglossus muscle, which is supplied by the vagus nerve via the …

The hypoglossal nerve (cranial nerve XII) controls the muscles of the tongue. It controls tongue movements of speech, food manipulation, and swallowing.