Cranial nerve testing is a vital skill for detecting and localizing neurological problems, from strokes to brain injuries. It can be performed quickly with minimal equipment, yet provides essential ...

Medically reviewed by Brigid Dwyer, MDKey TakeawaysThe 12 cranial nerves can be injured during head injuries, leading to ...

Cranial nerves are pairs of nerves that connect your brain to different parts of your head, neck, and trunk. Each nerve has a corresponding roman numeral between i and xii. Your cranial nerves are ...

The hypoglossal nerve is one of the 12 cranial nerves arising from the brain. It's a paired nerve, and you have two — left and right. Together, the two hypoglossal nerves control the muscles of the ...

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. The job of the optic nerve is to ...

A neurological assessment is an evaluation of a person’s nervous system, which includes the brain, spinal cord, and the nerves that connect these areas to other parts of the body. A neurological exam ...

The vagus nerve is the longest and most complex of the 12 pairs of cranial nerves that originate from the brain. It transmits information to and from the brain to tissues and organs throughout the ...

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 ...

A neurological assessment is an evaluation of a person’s nervous system, which includes the brain, spinal cord, and the nerves that connect these areas to other parts of the body. A neurological exam ...