fluid

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Related to crevicular fluid: crevicular epithelium, Gingival Crevicular Fluid

fluid,

any substance that is able to flow. Of the four states of matterstates of matter,
forms of matter differing in several properties because of differences in the motions and forces of the molecules (or atoms, ions, or elementary particles) of which they are composed.
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, only a solidsolid,
one of the three commonly recognized states in which matter occurs, i.e., that state, as distinguished from liquid and gas, in which a substance has both a definite shape and a definite volume.
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 is not a fluid, since it has a definite shape that is not readily changed. Any liquidliquid,
one of the three commonly recognized states in which matter occurs, i.e., that state, as distinguished from solid and gas, in which a substance has a definite volume but no definite shape.
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, gasgas,
in physics, one of the three commonly recognized states of matter, the other two being solid and liquid. A substance in the gaseous state has neither definite shape nor definite volume. Like liquids, gases are fluids and assume the shape of their containers.
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, or plasmaplasma,
in physics, fully ionized gas of low density, containing approximately equal numbers of positive and negative ions (see electron and ion). It is electrically conductive and is affected by magnetic fields.
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 is classed as a fluid.

fluid

[′flü·əd]
(physics)
An aggregate of matter in which the molecules are able to flow past each other without limit and without fracture planes forming.

fluid

1. a substance, such as a liquid or gas, that can flow, has no fixed shape, and offers little resistance to an external stress
2. capable of flowing and easily changing shape
References in periodicals archive ?
But there are no studies showing the long-term effect of periodontal treatment on levels of IL-17 in both gingival crevicular fluid and serum.
Immunohistochemical analysis was used to measure inducible nitric oxide synthase expression in gingiva and nitric oxide levels in gingival crevicular fluid were spectrophotometrically measured.
The importance of data presentation regarding gingival crevicular fluid myeloperoxidase and elastase like activity in periodontal disease and health status.
The mean concentration of chlorhexidine in gingival crevicular fluid was [+ or -]1000 mg/ml at 4hrs.
Much of the research is centered on detection of gum disease from a patient's saliva and gingival crevicular fluid (the fluid between the tooth and gum).
Oral fluid is a combination of saliva, gingival crevicular fluid (mucosal transudate), and small amounts of other components.
Saliva is a complex mixture of parotid, submandibular, sublingual, and minor salivary gland secretions mixed with mucin, bacteria, leukocytes, sloughed epithelial cells, and gingival crevicular fluid.
In addition, IL-8 production seems to be associated with the estrogen status inasmuch as in estrogen-deficient women higher concentrations of IL-8 have been found in the gingival crevicular fluid than in estrogen-sufficient patients (38).
The PTM kit is an objective biochemical adjunct to traditional methods of monitoring patients by detecting elevated levels of aspartate aminotransferase (AST) found in the crevicular fluid (between the neck of the tooth and gum) when cells die.