raphe nucleus

noun

Medical Definition of raphe nucleus

: any of several groups of nerve cells situated along or near the median plane of the tegmentum of the midbrain

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raphe

raphe nucleus

rapid eye movement

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Cite this Entry

“Raphe nucleus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/raphe%20nucleus. Accessed 28 Jan. 2022.

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