Medical Dictionary

paraventricular nucleus

noun para·ven·tric·u·lar nucleus \-ven-ˈtrik-yə-lər-, -vən-\

Medical Definition of PARAVENTRICULAR NUCLEUS

:  a discrete band of nerve cells in the anterior part of the hypothalamus that produce vasopressin and especially oxytocin and that innervate the neurohypophysis

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