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What is Pain?

5 Live Science Podcast

CHAPTER

The Convergence of Nerve Fibers

Nerve fibers sensitive to damage sort of get turned on in a way, how these connect to the central nervous system and the message is going back and forth there. So you have skin, spinal cord brain, that tells you this pain is in your left finger exactly at the tip so you know what to move within the spinal cord itself. But when it comes to what happens within the brain, it really depends on what you're doing. The classic thing to think of is sort of battlefield analgesia. You know, if someone's on a battlefield, they're shot, whilst they're running, they won't realize that they've been shot. Why? Because there's an area within the

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