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The enamel is fragile, the teeth appear yellow or brown, and surface stains build up more readily. [1] Dentinogenesis imperfecta is a defect of dentin formation, and the teeth may be discolored yellow-brown, deep amber or blue-grey with increased translucency. [1] Dentinal dysplasia is another disorder of dentin.
Discoloured teeth - teeth may be amber, brown, blue or opalescent Bulbous shape to the tooth crown due to cervical constriction Tooth wear /Non-carious tooth surface loss (NCTSL) - due to the poorly mineralised dentine, the enamel of the tooth is unsupported and subsequently shears or chips off as it is subjected to biting forces.
A mysterious "monster" fish with teeth washed up on shores of a California park in a "very rare" sighting on Friday, 13 October. Crystal Cove State Park posted images of the specimen on their ...
Teeth displaying enamel hypoplasia lines, linear defects of enamel that form during crowns development as a result of periods of nutritional stress or disease during infancy and childhood Enamel hypoplasia is a risk factor for dental caries in children including early childhood caries (ECC), which continues to be a burden for many children.
A 1930s poster from the Work Projects Administration promoting oral hygiene. Tooth decay is the most common global disease. [14] Over 80% of cavities occur inside fissures in teeth where brushing cannot reach food left trapped after eating and saliva and fluoride have no access to neutralize acid and remineralize demineralized teeth, unlike easy-to-clean parts of the tooth, where fewer ...
The deep ocean is also very cold due to the lack of light and the fact that deep waters originate in polar regions; below 200 meters, the average temperature of the ocean is 4 °C [39F]. [ 8 ] [ 9 ] Organisms in the deep sea are also subject to immense pressure, with pressure increasing by 1 atmosphere (equivalent to the pressure we feel on ...
Chris Brown’s teeth just got a mega makeover with a little help from Thomas Connelly, the self-proclaimed “father of diamond dentistry.” Celebs Wearing Grillz: The Most Blinged-Out Smiles in ...
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