Carpenter's principles of human physiology . parated with ivell-marked dicrotic, andeven a third secondary wave (Galabin). 3. The small hard pulse of peritonitis due to less vigorous action of theheart, with coincident contraction of smaller arteries. 4. The small, soft, and thready pulse of collapse, in which the hearts actionis feeble, and the vessels are relaxed with perhaps diminution of supplyof blood. 5. The irregular and the intermittent pulse are conditions associated withdisease of the heart and disordered cardiac innervation. 241. The mode in which the pulse is propagated through the


Carpenter's principles of human physiology . parated with ivell-marked dicrotic, andeven a third secondary wave (Galabin). 3. The small hard pulse of peritonitis due to less vigorous action of theheart, with coincident contraction of smaller arteries. 4. The small, soft, and thready pulse of collapse, in which the hearts actionis feeble, and the vessels are relaxed with perhaps diminution of supplyof blood. 5. The irregular and the intermittent pulse are conditions associated withdisease of the heart and disordered cardiac innervation. 241. The mode in which the pulse is propagated through the arteries ismade manifest by the following ingenious experiment devised by M. Marey : —A small caoutchouc bag (Fig. 139, b) is fitted with valves Avhich permit the 316 OF THE CIRCULATION OF THE BLOOD. contained fluid to move only in one direction, and is connected with a longelastic tube forming a rude resemblance to the Heart and Arteries. At threedifferent points of its length the tube is placed under the control of a Sphygmo- Fig. Fig. 140.


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Keywords: ., bookcentury1800, bookdecade1880, booksubjectphysiology, bookyear1