hypothalamohypophysial portal system

[ hī′pō-thăl′ə-mō-hī′pə-fĭzē-əl, -zē-, -hī-pŏf′ĭ-sēəl ]

n.

A system of veins that originate in the hypothalamus and pass through the pituitary gland and into its anterior lobe, where they branch into a capillary bed and convey releasing factors to the anterior lobe.

Words nearby hypothalamohypophysial portal system