Breathing will consequently become more and more de pendent on the lower parts of the lungs and the diaphragm will gradually take over the main part of the respiration. At the same time, secondary emphysema in the basal zones will further decrease the respiratory capacity. A study of the ...
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With progressive enlargement of the heart (stage 2 or 3), a marked decrease of the amplitude of movement waves occurred in more extensive parts of the left and right ventricular border. Other forms of acute myocarditis (initial rheumatic carditis) presented the same kymographic appearance. In ...
The object of the device is to provide a cheap, simple and accurate means of automatically spinning a kymograph drum for one revolution. The essential parts of the device consist of a "trigger" to release and arrest the drum and an ordinary rubber band, 6 mm. wide. The trigger (Fig. 1...
X-ray kymography enables the shape, position, and size of the different parts of the digestive tract and certain physiological effects to be demonstrated, and in addition reveals changes in various pathological conditions. The height, shape, and number of waves indicate both peristaltic movements ...