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nerve impulse
noun
called also nervous impulse
Examples of nerve impulse in a Sentence
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nerve impulse.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
1870, in the meaning defined above
Dictionary Entries Near nerve impulse
Cite this Entry
“Nerve impulse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nerve%20impulse. Accessed 20 Sep. 2024.
Kids Definition
nerve impulse
nounMedical Definition
nerve impulse
nounNote: A nerve impulse occurs when a stimulus exceeds a certain threshold resulting in the movement of positively charged sodium ions across the cell membrane of a neuron so that the electrical charges inside and outside the membrane are temporarily reversed.
More from Merriam-Webster on nerve impulse
Britannica.com: Encyclopedia article about nerve impulse
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