Question

why do the nerve impulse travel only in one direction?

Answer 1

Neurotransmitters are molecules that fit like a lock and key into a specific receptor. The receptor is located on the next cell in the line. ... Therefore,nerve impulses cannot travel in the opposite direction, because nervecells only have neurotransmitter storage vesicles going one way, and receptors in one place
hop U gyus like it tnxx

Answer 2

It travels through sensory neurons to spinal and also comes back through motor nerves