Sensory: This part provides sensation to the outer part of the ear, throat, heart, and abdominal organs. It also plays a role in taste sensation. Motor : The vagus nerve provides movement to the ...

The 12 cranial nerves are pairs of nerves that start in different parts of your brain. They control everything from your facial expression to digestion. Learn more.

Trauma. Fast and jerky head movements can tear the fragile trochlear nerve. Such an injury can occur during car accidents or other incidents where you experience whiplash.. Guillain-Barre Syndrome.

Nerves send electrical pulses that stimulate muscles to contract or flex, causing movement. The median nerve specifically innervates parts of the forearm, wrist, and hand, ...

Nerves are bundles of nerve fibers that act as communication lines of our system, transmitting signals between the brain and ...

As part of our new series on the various functions of the vagus nerve, we will examine how devices that directly stimulate this nerve may be able to reverse chronic inflammation.

What makes glaucoma dangerous is that it often causes no pain or early warning signs. Many people don’t know they have it ...

A pinched nerve in the neck, also known as cervical radiculopathy, can be alarming and painful. The neck, or cervical ...

Activated nerve cells. To investigate how semaglutide affects the brain, the researchers worked with mice. They tracked which nerve cells were activated by the drug and were then able to stimulate ...

Nerves look blue in the reconstructed view of a genetically engineered mouse (left) whose neurons produce a fluorescent ...