Next, test the function of all 12 cranial nerves. Cranial-nerve lesions can affect one or both sides of the body, so it is important to examine each side and compare the results.

Your cranial nerves are imperative to how your neck, head, and face function. Any damage to these 12 nerves could have a great impact on your day-to-day life.

The cranial nerves are a set of twelve pairs of nerves that travel to and from the brain. Each has a different function. For example, the olfactory nerve is essential for detecting smells. 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.

Some cranial nerves have both afferent and efferent functions. The trochlear nerve function is purely efferent. It works as a pulley system to control the movement of the superior oblique muscle.

It has, however, long been felt that the cranial nerves ought to give evidence of a segmental arrangement as clearly as the spinal before it is possible to speak of a segmentation based upon the ...

Symptoms can depend on the specific cranial nerve the neuropathy affects. Some nerves have specific functions such as vision, taste, and hearing. Therefore, damage can lead to a loss of these ...

The vagus is the 10th of 12 cranial nerves that extend directly from the brain, according to the Encyclopedia Britannica.Although we refer to the vagus nerve as singular, it's actually a pair of ...