MICROANATOMY

Detailed explanation-1: -The hypoglossal nerve helps you move your tongue. It enables you to speak, swallow and push substances around in your mouth. Conditions affecting hypoglossal nerve function include stroke, cancer and ALS. You can protect cranial nerve 12 from some of these conditions by living a healthy lifestyle.

Detailed explanation-2: -Disorders of the 12th cranial nerve (hypoglossal nerve) cause weakness or wasting (atrophy) of the tongue on the affected side. This nerve moves the tongue.

Detailed explanation-3: -Disorders of the 12th cranial nerve (hypoglossal nerve) cause weakness or wasting (atrophy) of the tongue on the affected side. This nerve moves the tongue. Hypoglossal nerve disorders may be caused by tumors, strokes, infections, injuries, or amyotrophic lateral sclerosis.

Detailed explanation-4: -They are: the genioglossus, hyoglossus, styloglossus and the palatoglossus muscles. All the muscles of the tongue are innervated by the hypoglossal nerve (CN XII), except for the palatoglossus muscle which is supplied by the vagus nerve (CN X).

Detailed explanation-5: -Objective: Hypoglossal nerve stimulation (HGNS) is an effective treatment for patients with obstructive sleep apnea (OSA) who fail continuous positive airway pressure (CPAP).