单词	nociceptor
释义	nociceptor noun no·​ci·​cep·​tor ˌnō-si-ˈsep-tər  : a receptor (as in the skin) for nociceptive stimuli : a pain sense organ Example Sentences Recent Examples on the Web At the anatomical level, fish have neurons known as nociceptors, which detect potential harm, such as high temperatures, intense pressure, and caustic chemicals. Ferris Jabr, Smithsonian, 8 Jan. 2018 Acute pain begins with nociceptors—long neurons that originate in the spinal cord and end as thin fibers in the skin. Erika Hayasaki, WIRED, 18 Apr. 2017 Word History Etymology noci- (in nociceptive) + (re)ceptor First Known Use 1906, in the meaning defined above Medical Definition nociceptor noun no·​ci·​cep·​tor -ˈsep-tər  : a receptor for injurious or painful stimuli : a pain sense organ
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