What are nociceptors? what is different about the 2 types of them?

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Biology

Jackson Beck

20 November, 00:51

What are nociceptors? what is different about the 2 types of them?

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Luke Ramsey · Answer 1

Nociceptors often referred to as your "pain receptors," are free nerve endings located all over the body, including the skin, muscles, joints, bones, and internal organs ...

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The main purpose of a nociceptor is to respond to damage to the body by transmitting signals to the spinal cord and brain. There are two types of nociceptor: A delta fibres: activated by high threshold mechanoreceptors. thinly myelinated. Unmyelinated C-fibres: activated by polymodal nociceptors (PMN) and respond to intense mechanical stimulation, high temperatures and irritant chemicals.