A rise in venous pressure caused by application of a loose binder to the arm results in a marked increase in the viscosity of the whole blood which is primarily due to a concentration of the blood in the capillaries. This concentration is shown by an increase in the viscosity and total nitrogen of the plasma, an increase in the relative volume of the ...
exaly +3 more sources
Anomalous viscosity of human blood
The viscosity of human blood relative to distilled water observed in a capillary viscometer decreases with the length (in the range of 1.65– 10.5 cm) and increases with the reduction of the radius (in the range of .0106–.0217 cm) of the capillaries.
George A. Mayer
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A non-invasive blood viscosity detecting method based on pulse wave [PDF]
A non-invasive blood viscosity detection method based on pulse wave is proposed. The method establishes a relationship equation between blood viscosity and peripheral resistance, arterial compliance, and pulse wave waveform characteristics by extracting ...
Cui Fei, Chen Xiaohui, Peng Jie
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MEDICAL AND BIOLOGICAL PHYSICS AS AN EDUCATION COMPONENT IN THE STRUGGLE AGAINST TOBACCO SMOKING [PDF]
This paper discusses the role of the discipline “Medical and Biological Physics” in the area of medical education as a component of educational work upon the negative impact of smoking on human health.
Volodymyr I. Fediv +3 more
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Biosensing of Haemorheological Properties Using Microblood Flow Manipulation and Quantification
The biomechanical properties of blood have been used to detect haematological diseases and disorders. The simultaneous measurement of multiple haemorheological properties has been considered an important aspect for separating the individual contributions
Yang Jun Kang
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THE VISCOSITY OF THE BLOOD [PDF]
When a fluid traverses a straight tube of sufficient length the individual molecular constituents arrange themselves eventually parallel to the long axis of the tube. Moreover, the cylinder of fluid does not move forward as one unit, but in such a manner that the central portion attains the greatest speed of flow, while the more external layers show a ...
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Thixotropic effect of some biochemical factors in ischaemic stroke
Background. Yield shear stress (YSS) well characterizes the thixotropic status of blood, that exemplifies a reversible loss of blood fluidity due to a low shear rate. At the stable haematocrit ratio YSS depends mainly on the fibrinogen level. Aim.
Piotr Kowal, Anna Marcinkowska-Gapinska
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Shear viscosity and nonlinear behaviour of whole blood under large amplitude oscillatory shear [PDF]
We investigated experimentally the rheological behavior of whole human blood subjected to large amplitude oscillatory shear under strain control to assess its nonlinear viscoelastic response.
Sousa, P.C. +13 more
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Does sticky blood predict a sticky end? Associations of blood viscosity, haematocrit and fibrinogen with mortality in the West of Scotland [PDF]
There is increasing evidence that blood viscosity and its major determinants (haematocrit, plasma viscosity and fibrinogen) are associated with an increased risk of incident cardiovascular events; however, their associations with mortality are not ...
Lowe, G.D.O. +3 more
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Blood rheology, cardiovascular risk factors, and cardiovascular disease: The West of Scotland Coronary Prevention Study [PDF]
The West of Scotland Coronary Prevention Study (WOSCOPS) showed that pravastatin reduced the risk of coronary heart disease (CHD) events in 6,595 middle-aged hypercholesterolaemic men aged 45-64 years without prior myocardial infarction followed for an ...
Packard, C. +16 more
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