from The Century Dictionary and Cyclopedia
- n. The wave of raised tension and arterial expansion which starts from the aorta with each ventricular systole, and travels to the capillaries. Its velocity varies greatly, but in most eases lies between 4 and 12 meters per second.
- n. In hydrodynamics, a wave of compression in a pipe containing liquid, caused by periodic interruptions or fluctuations in the flow.
Sorry, no etymologies found.
In the meantime we'll get busy on that pulse-wave receiver.
As the pulse-wave passes along under the levers they will be successively raised, causing a slight movement of the tissue-paper flags.
The pulse-wave may be compared to the wave produced by a stiff breeze on the surface of a slowly moving stream, or the jerking throb sent along a rope when shaken.
The progress of the pulse-wave must not be confused with the actual current of the blood itself.
_To illustrate how the pulse-wave is transmitted along an artery.
For instance, the pulse-wave travels at the rate of about 30 feet a second, and takes about 1/10 of a second to reach the wrist, while the blood itself is from 3 to 5 seconds in reaching the same place.
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"The movements of the artery in the human body as the pulse-wave passes through it may be shown to consist in a sudden dilatation, followed by a slow contraction, interrupted by one or more secondary dilatations.
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