hypothalamohypophysial portal system
[ hī′pō-thăl′ə-mō-hī′pə-fĭz′ē-əl, -zē′-, -hī-pŏf′ĭ-sē′əl ]
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.
Nearby words
hypotensive, hypotensor, hypotenuse, hypoth., hypothalamic infundibulum, hypothalamohypophysial portal system, hypothalamus, hypothallus, hypothec, hypotheca, hypothecary
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.