Onuf's nucleus

Onuf's nucleus definition - medical

On·uf's nucleus (ŏnˈəfs)

noun
A nucleus of small somatic motor neurons that are located in the ventral horn of the spinal cord at the level of the second sacral vertebra and innervate the vesicorectal sphincters.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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