. The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent : designed for the use of practitioners and students . Fig. 79. Tracing from normal chest of a man twenty-eight years old. Diaphragm lines; thelowest full curved lines are the diaphragm lines in deep inspiration ; the two broken lines parallel tothese, the lines in the inspiration and expiration of quiet breathing, respectively; the dotted linesabove these, the diaphragm lines in forced expiration. (One-third life size.) lo8 THE ROENTGEN RAYS IN MEDICINE AND SURGERY during forced expiration, was raise
. The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent : designed for the use of practitioners and students . Fig. 79. Tracing from normal chest of a man twenty-eight years old. Diaphragm lines; thelowest full curved lines are the diaphragm lines in deep inspiration ; the two broken lines parallel tothese, the lines in the inspiration and expiration of quiet breathing, respectively; the dotted linesabove these, the diaphragm lines in forced expiration. (One-third life size.) lo8 THE ROENTGEN RAYS IN MEDICINE AND SURGERY during forced expiration, was raised 2 centimetres higher than the pointreached in ordinary expiration on the right side, and centimetreson the left. In forty-five normal adults, thirty-one men and fourteen women, ofvarious ages, the average excursion of the diaphragm was somewhatgreater in the younger adults than in the older. I have made a number of other measurements of the movement ofthe diaphragm, but the cases in which this has been done are not suf-ficiently numerous to give the results here. In quiet breathing the average excursion is about i| centimetreswhen both
Size: 1325px × 1885px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookidroentgenrays, bookyear1901
