Volume 2

An epitome of the history of medicine : based upon a course of lectures delivered in the University of Buffalo / by Roswell Park.

  • Roswell Park
Date:
1899
Catalogue details

Licence: Public Domain Mark

Credit: An epitome of the history of medicine : based upon a course of lectures delivered in the University of Buffalo / by Roswell Park. Source: Wellcome Collection.

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    of the purpose of the vascular system that some have thought he really knew it, but the passages in his writings thought to sustain this opinion are not at all conclusive. He seems to have confused the action of the heart during sleep with that during the waking hours; and although he realized that the blood could not flow backward through the arteries, that the vena cava was the only vessel which permitted the entrance of blood into the heart, and though he spoke of anastomosis between arteries and veins and remarked that if a band be applied around a limb the veins swell below the ligature, he contented himself with comparing the motion of the blood with the flux and reflux of Euripus, as Aristotle had done. It is even thus that he tortured his mind in trying to reconcile two irrecon¬ cilable theories,—-i.e., the opinion of the ancients on the motion of the blood and recent discoveries in the anatomy <of the vascular system.
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