The Generation Of Pain In The Brain
Pain signal activates many regions of the brain like the brainstem, thalamus and multiple cortex areas. The brain surprisingly can suppress, amplify, reappraise and attenuate the incoming pain signal, coating it with emotions to turn up the volume.
The brain can talk to the spinal cord and suppress pain, like a brake, at least temporarily. This system is called a descending pain modulatory system, and results in a sort of placebo effect.
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