Mindblown: a blog about philosophy.
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Dentures
An appliance used as an artificial or prosthetic replacement for missing teeth and adjacent tissues. It does not include crowns, dental abutments, nor artificial teeth. A set of false teeth, fixed to a device which fits inside the mouth. Manufactured, removable replacement for one or more natural teeth; also called plate. An artificial replacement for…
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Denture Cleansers
Substances used to clean dentures; they are usually alkaline peroxides or hypochlorites, may contain enzymes and release oxygen. Use also for sonic action cleaners.
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Dentin Permeability
The property of dentin that permits passage of light, heat, cold, and chemical substances. It does not include penetration by microorganisms.
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Dental plaque
A film that attaches to teeth, often causing dental caries and gingivitis. It is composed of mucins, secreted from salivary glands, and microorganisms. A sticky transparent film on the surface of the teeth or other oral structures consisting of colonies of bacteria and sugar as a nutrient for the bacteria. As the bacteria grow and…
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Dental Caries
Localized destruction of the tooth surface initiated by decalcification of the enamel followed by enzymatic lysis of organic structures and leading to cavity formation. If left unchecked, the cavity may penetrate the enamel and dentin and reach the pulp. The three most prominent theories used to explain the etiology of the disase are that acids…
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Dental Abutments
Natural teeth or teeth roots used as anchorage for a fixed or removable denture or other prosthesis (such as an implant) serving the same purpose.
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Density
The logarithm to the base 10 of the opacity of an exposed and processed film. The amount of hairs on your head. If you have loads of hair, your hair has heavy density; if you have less hair, your hair has light density. Degree of compactness or relative weight of a substance compared with a…
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Dendrites
Extensions of the nerve cell body. They are short and branched and receive stimuli from other neurons. Branchlike structures on one end of a neuron responsible for bringing information into the cell body. A branch of the nerve cell that receives nerve impulses from the axon of a neighboring nerve; a treelike extension of the…
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Denaturation
Rupture of the hydrogen bonds by heating a DNA solution and then cooling it rapidly causes the two complementary strands to separate. To alter the original state of a food sub- stance by physical or chemical means. The loss of the native conformation of a macromolecule resulting, for instance, from heat, extreme pH (i.e., acidity…
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Demethylation
Process that releases substantial amounts of carbon dioxide in the liver.
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