Why do you think it is important that we have different types of nerve impulses

I got this from google so dont report me

The speed of nerve impulses varies enormously in different types of neuron. The fastest travel at about 250 ... For example, if you burn your fingers it is important that your brain gets the message to withdraw your hand very quickly. Back to top. Enlarge.

Also,

There are two different kinds of nerve fibres: fibres that carry information towards the cell body, called dendrites, and fibres that carry information away from it, called axons.