: This is your high-speed highway. The electrical pulse zips down this long fiber at incredible speeds.
This physical heat is a "stimulus" that hits your receptors. Immediately, you spring into action. You don't just carry a message; you become the message by converting that heat into a tiny electrical pulse called an . The Long Journey Inward afferent neuron
: Unlike many other cells, yours often sits in a little roadside station called a ganglion , just outside the spinal cord, keeping you fueled for the trip. Delivering the News : This is your high-speed highway
Your story begins at the very edge of the city—perhaps in the fingertip. You spend most of your time quiet, waiting near your partners, the . Suddenly, something happens: the skin touches a hot stove. Immediately, you spring into action
Without you, the body would be "blind" to its environment. You aren't just for emergencies like heat; you are the reason we can: Afferent Neuron Cell Types - CZ CELLxGENE CellGuide
You reach the gates of the spinal cord (the "dorsal horn") and release chemical messengers called across a tiny gap known as a synapse . You've done your part. You have successfully informed the brain that something is dangerously hot.