The main purpose of a gag reflex is to contract the throat to prevent a person from choking. A gag reflex is a natural response. However, in some people, the gag reflex may be oversensitive. In these ...

Your gag reflex can prevent you from swallowing something foreign. But if it is sensitive, you may gag more often and have a hard time taking pills. Some treatments and interventions may help. Share ...

The trigeminal nerve is a complex cranial nerve that controls sensation in the face and motor functions, including chewing. When this nerve is stimulated, it triggers the trigeminovagal reflex, ...

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 ...

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 ...