The film presents a detailed fluorographic study of the normal heart using venous catheterization, showcasing physiological data such as pressure and flow measurements. It illustrates blood flow ...

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Read at the meeting of the New England Heart Association, Cardiac Course, at Boston, December 2, 1931. Ernstene — Assistant in Medicine, Beth Israel Hospital. For record and address of author see ...

The heart in all mammals is composed of four separate chambers and in broad outline is very similar in monotremes, marsupials, and placental mammals. The functional anatomy of the chambers and valves ...

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