preoptic area

(redirected from Median preoptic nucleus)

pre·op·tic re·gion

the most anterior part of the hypothalamus surrounding the anterior or preoptic part of the third ventricle and including the lamina terminalis; containing the lateral and medial preoptic nucleus continuous caudally with, respectively, the lateral and anterior hypothalamic nucleus; rostrally the preoptic region is continuous with the precommissural septum, laterally with the innominate substance.
Synonym(s): area preoptica [TA], preoptic area [TA]

preoptic area

(prē-ŏp-tĭk)
The anterior portion of the hypothalamus. It is above the optic chiasma and on the sides of the third ventricle.