nerve block pain receptor

Category B - full version without watermark 720x576 (check terms and conditions at The version with watermark is for free to embed. Sensory nerves carry information from the outside world to the brain. At the ends of these nerves are specialized sensors, called nociceptors Once a nociceptor is activated by some type of unpleasant stimulus, it sends the pain message along a nerve fiber in the form of an electrical impulse. A way of relieving pain can be blocking the ability of a nerve to carry pain signals through the nerve fiber