The Physiology of Man: Designed to Represent the Existing State of Physiological Science, as Applied to the Functions of the Human Body. Introduction; the blood; circulation; respiration, 1. kötet

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D. Appleton & Comp., 1866 - 502 oldal
 

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171. oldal - ... the course of the blood through the lungs, from the right to the left side of the heart. This...
240. oldal - The vent-art (semilunar) valves are closed by back pressure in the aorta and pulmonary artery. But the pressure of the blood in the ventricles is so much greater that the...
192. oldal - That the heart is erected, and rises upwards to a point, so that at this time it strikes against the breast and the pulse is felt externally.
208. oldal - ... they serve to give it its prolonged and " booming " character. These elements are, a sound like that produced by any large muscle during its contraction, called by some the muscular murmur, and the sound produced by the impulse of the heart against the walls of the chest. The...
282. oldal - ... has ever since been the delight of the physiologist. We see the great arterial rivers, in which the blood flows with wonderful rapidity, branching and subdividing, until the blood is brought to the superb network of fine capillaries, where the corpuscles dart along one by one ; the fluid being then collected by the veins, and carried in great currents to the heart.
1. oldal - THE PHYSIOLOGY OF MAN. Designed to represent the Existing State of Physiological Science as applied to the Functions of the Human Body.
191. oldal - Haller. /."-,."/„• of the Heart. — Each movement of the heart produces an impulse, which can be readily felt and sometimes seen, in the fifth intercostal space, a little to the left of the median line.
186. oldal - We also particularly observed the movements of the heart, viz., that in the diastole it was retracted and withdrawn : whilst in the systole it emerged and protruded : and the systole of the heart took place at the moment the diastole or pulse in the wrist was perceived ; to conclude, the heart struck the walls of the 247 chest and became prominent at the time it bounded upwards and underwent contraction on itself.
173. oldal - ... contract simultaneously by an admirable adjustment all the internal surfaces are drawn together as if with cords, and so is the charge of blood expelled with force.
102. oldal - Weber, determined, with my cooperation, the weights of two criminals both before and after then' decapitation. The quantity of blood which escaped from the body was determined in the following manner: Water was injected into the vessels of the trunk and head, until the fluid escaping from the veins had only a pale red or yellow color ; the quantity of the blood remaining in the body was then calculated, by instituting a comparison between the solid residue of this pale-red aqueous fluid, and that...

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