For example, the vagus nerve is the longest cranial nerve. It serves both sensory and motor purposes and runs through your digestive system, heart, throat, tongue, and more.

The glossopharyngeal nerve, which is also called the ninth cranial nerve, has both sensory (sensation) functions and motor (movement) functions in the body, as well as specialized sensory function ...

There are two cranial nerves responsible for taste perception in different areas of the tongue: the glossopharyngeal nerve in the back and the chorda tympani branch of the facial nerve in the front.

The only tongue muscle not innervated by the hypoglossal nerve is the palatoglossus. This muscle is controlled by the vagus nerve (cranial nerve 10). The hypoglossal nerve also innervates the ...

Glossopharyngeal neuralgia is extremely rare, making up only about 1.3% of neuralgias affecting cranial nerves. It’s thought to affect fewer than 1 in 100,000 people per year, and it seems to ...

In fact, deviation of the tongue tends to suggest that the motor cortex in the brain is damaged. This means the hypoglossal nerve, which controls the movements of the tongue, will be defective. In ...

The optic nerve is located in the back of the eye. It is also called the second cranial nerve or cranial nerve II. It is the second of several pairs of cranial nerves.

Once hooked in, patients undergo 20-30 minutes of stimulation therapy, or CN-NiNM (cranial nerve non-invasive neuromodulation), matched to a regimen of physical, occupational, and cognitive ...

Dear Dr. Roach: I am a 76-year-old male. A few months ago, I suddenly had the worst pain in my life, centered in the right side of my tongue, of all places. It felt like a live electrical wire was ...