How to Use excitatory in a Sentence
excitatory
adjective-
In simpler terms, magnesium glycinate quiets excitatory brain signals, helps your body shift into sleep mode and reduces the stress hormones that keep you wired at night.
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Allison Palmer,
Sacbee.com,
6 Apr. 2026
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For example, an excitatory place cell in the hippocampus can fire when an animal is in a particular location.
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Yasemin Saplakoglu,
Quanta Magazine,
29 Sep. 2025
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Osmond and her sisters have variations on a gene that affects receptors for glutamate, an excitatory neurotransmitter with many functions throughout the brain.
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Shayla Love,
New Yorker,
18 Feb. 2026
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In the mammalian cortex, excitatory neurons vastly outnumber inhibitory ones.
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Yasemin Saplakoglu,
Quanta Magazine,
29 Sep. 2025
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For example, some excitatory and inhibitory neurons also seem to have a neuromodulatory function built into them.
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Yasemin Saplakoglu,
Quanta Magazine,
29 Sep. 2025
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These basic identities — excitatory, inhibitory, neuromodulatory — bring some structure to the way that our various types of neurons operate, but their roles can blur.
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Yasemin Saplakoglu,
Quanta Magazine,
29 Sep. 2025
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Restoring brain glucose levels calmed the overactive CCK interneurons, in turn regulating the function of those excitatory pyramidal neurons, and the short-term memory problems seen in the mice were resolved.
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New Atlas,
11 Sep. 2025
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As a proof of principle, the researchers created a spiking neural network using their device that had 784 input neurons, an excitatory layer of 400 neurons, and an inhibitory layer of 400 neurons.
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IEEE Spectrum,
6 Apr. 2023
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'excitatory.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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