Synopsis
The film demonstrates two methods of estimating the cardiac output in man. Animated diagrams illustrate the earlier efforts of Stephen Hales, and also explains the Fick principle of estimating cardiac output. Measurement of oxygen consumption by spirometry is followed by technical details of cardiac catheterisation and sampling of blood from the right heart and the brachial artery. The analysis of samples on a Haldane blood gas apparatus is shown with diagrammatic explanations. Optical pressure…
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Details
- Running time
- 35 minutes
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