| The term periventricular zone of hypothalamus refers to one of three zones of the hypothalamus when it is subdivided by planes parallel to the midline. The others are the medial zone of hypothalamus and the lateral zone of hypothalamus. The periventricular zone is the closest to the midline and includes the median preoptic nucleus, the preoptic periventricular nucleus, the anteroventral periventricular nucleus, the supraoptic crest, the suprachiasmatic nucleus, the intermediate periventricular nucleus, the arcuate nucleus of hypothalamus, the neurohypophysis, the posterior periventricular nucleus and the posterior nucleus of hypothalamus. Some authors include the subfornical organ in this zone. |
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