单词	chemoreceptor
释义	chemoreceptor noun che·​mo·​re·​cep·​tor ˌkē-mō-ri-ˈsep-tər  : a sense organ (such as a taste bud) responding to chemical stimuli Example Sentences Recent Examples on the Web All these substances can stimulate what’s called the chemoreceptor trigger zone in your brainstem, which communicates with another brain region called the vomiting center. Patrick Wilson, Outside Online, 15 June 2020 In fact, the vomiting in motion sickness is induced by the same area of the brain — the chemoreceptor trigger zone in the medulla — that causes vomiting in response to poisons. Quanta Magazine, 30 Jan. 2018 Word History Etymology chemo- + receptor, after chemoreception First Known Use 1906, in the meaning defined above Medical Definition chemoreceptor noun che·​mo·​re·​cep·​tor -ri-ˈsep-tər  variants also chemoceptor ˈkē-mō-ˌsep-tər also ˈkem-ō- : a sense organ (as a taste bud) responding to chemical stimuli
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