
HealthJanuary 1, 1968
The Venous System
The veins constitute a reservoir for the blood supply, not merely a system of passive conduits. They constrict and dilate actively, thus maintaining a satisfactory distribution of blood in the body

The Venous System
The veins constitute a reservoir for the blood supply, not merely a system of passive conduits. They constrict and dilate actively, thus maintaining a satisfactory distribution of blood in the body