why is it that touching a spot on your body can cause a sensation on a completely separate part of your body?

Question

Example being poking a zit on the side of your face and then causing an itchy feeling on the back of your neck

In: 200

Answer 1

Not a doctor but nerves are surprisingly long and many are pretty close together.

[https://my-ms.org/anatomy_nervous_system.htm](https://my-ms.org/anatomy_nervous_system.htm)

See the images on the above site. Doesn’t seem impossible that you could get a quirky shared impulse once & awhile.