View source for nociceptor

==English==
{{wikipedia}}

===Etymology===
{{coin|en|Charles Sherrington|in=1906|nat=English|occ=neurophysiologist}}, originally in the spelling ''noci-ceptor'', from {{m|la|noceō}} + clipped form of {{m|en|receptor}}, signifying pain detection.

===Noun===
{{en-noun}}

# {{lb|en|anatomy}} A [[sensory]] [[receptor]] that sends signals that cause the perception of pain in response to a potentially damaging stimulus.
#: {{syn|en|nocisensor}}
#: {{ant|en|beneceptor}}
#: {{hyper|en|ceptor}}
#: {{hypo|en|chemonociceptor|mechanonociceptor|thermonociceptor}}
#* {{quote-book|en|year=1929 |title=The Australasian Journal of Psychology and Philosophy |author=|page=310 |ISBN=|passage=He divides receptors into three classes— "'''nociceptors'''", such as the nerve-endings for pain and hunger, "beneceptors", such as the nerve-endings stimulated when sugar melts on the tongue, and "neutroceptors", such as the nerve-endings in the eye and ear, called " neutroceptors" because they receive more or less indiscriminately both pleasant and unpleasant messages.}}
#* {{quote-book|en|year=1973 |title=Behaviorism|author=|page=42 |ISBN=|passage=The “beneceptors,” “'''nociceptors''',” and "neutroceptors” generally signalled stimuli that were, respectively, beneficial, harmful, or neutral as regards the organism or its species.}}

====Related terms====
* {{l|en|nociceptin}}
* {{l|en|nociception}}
* {{l|en|nociceptive}}

{{C|en|Pain}}

==Spanish==

===Noun===
{{es-noun|m}}

# {{l|en|nociceptor}}