单词	excitatory
释义	excitatory adjective ex·​cit·​ato·​ry ik-ˈsī-tə-ˌtȯr-ē  : exhibiting, resulting from, relating to, or producing excitement or excitation excitatory nerve fibers Example Sentences Recent Examples on the Web Their job is to manage the timing and flow of brain signals and keep excitatory neurons under control. Lauren Aguirre, Scientific American, 22 July 2019 In effect, the network was turning the knobs on inhibitory processes, not excitatory ones, with the TRN inhibiting information that the prefrontal cortex deemed distracting. Quanta Magazine, 24 Sep. 2019 Patel notes that, because anxiety can be caused by too many excitatory neurotransmitters, GABA supplements may be the most helpful. Jenna Birch, Woman's Day, 30 Aug. 2019 Because the connections between inhibitory neurons are long-range, any inhibitory signals that randomly arise spread faster than random excitatory signals — exactly what’s needed for a Turing-like mechanism. Jennifer Ouellette, Quanta Magazine, 30 July 2018 When excitatory neurons are firing to your left leg muscles, for example, inhibitory ones are firing to your right. Steph Yin, New York Times, 8 Feb. 2018 Word History First Known Use 1803, in the meaning defined above Medical Definition excitatory adjective ex·​cit·​ato·​ry ik-ˈsīt-ə-ˌtōr-ē, -ˌtȯr-  1 : tending to induce excitation (as of a neuron) excitatory substances excitatory and inhibitory pathways from the brain W. G. Van der Kloot 2 : exhibiting, resulting from, related to, or produced by excitement or excitation an excitatory postsynaptic potential
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