hypophysioportal veins
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venae portales hypophysiales — [TA] hypophysioportal veins: a system of venules connecting capillaries in the hypothalamus with sinusoidal capillaries in the anterior lobe of the hypophysis. Called also portal veins of hypophysis … Medical dictionary
Circulation — The movement of fluid in a regular or circuitous course. Although the noun "circulation" does not necessarily refer to the circulation of the blood, for all practical purposes today it does. Heart failure is an example of a problem with … Medical dictionary
system — 1. [TA] A consistent and complex whole made up of correlated and semiindependent parts. A complex of functionally related anatomic structures. 2. The entire organism seen as a complex organization of parts. 3. Any complex of structures… … Medical dictionary