Blood, circulation of
(1,212 words)

1. Theories before Harvey

From antiquity into the 17th century, people generally believed that the blood circulated centrifugally in the body, according to the canonical theory of the circulation of the blood of the Greco-Roman physician Galen of  Pergamum. Blood was produced by the liver, passed through the vena cava into the right ventricle, and then passed through the cadiac septum into the left ventricle, whence it w…

Cite this page
Eckart, Wolfgang Uwe, “Blood, circulation of”, in: Encyclopedia of Early Modern History Online, Executive editor of the English edition: Graeme Dunphy. Consulted online on 21 March 2018 <>
First published online: 2015
First print edition: 20160907

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