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  2. Crown (dental restoration) - Wikipedia

    en.wikipedia.org/wiki/Crown_(dental_restoration)

    A crown may be needed when a large dental cavity threatens the health of a tooth. Some dentists will also finish root canal treatment by covering the exposed tooth with a crown. [1] A crown is typically bonded to the tooth by dental cement. They can be made from various materials, which are usually fabricated using indirect methods. Crowns are ...

  3. Crown (tooth) - Wikipedia

    en.wikipedia.org/wiki/Crown_(tooth)

    In dentistry, crown refers to the anatomical area of teeth, usually covered by enamel. The crown is usually visible in the mouth after developing below the gingiva and then erupting into place. If part of the tooth gets chipped or broken, a dentist can apply an artificial crown .

  4. Grit, not grass hypothesis - Wikipedia

    en.wikipedia.org/wiki/Grit,_not_grass_hypothesis

    The grit, not grass hypothesis is an evolutionary hypothesis that explains the evolution of high-crowned teeth, particularly in New World mammals.The hypothesis is that the ingestion of gritty soil is the primary driver of hypsodont tooth development, not the silica-rich composition of grass, as was previously thought.

  5. Hypsodont - Wikipedia

    en.wikipedia.org/wiki/Hypsodont

    Hypsodont is a pattern of dentition characterized by teeth with high crowns, providing extra material for wear and tear. Some examples of animals with hypsodont dentition are cows and horses; all animals that feed on gritty, fibrous material. The opposite condition is called brachydont.

  6. Crowned teeth - Wikipedia

    en.wikipedia.org/wiki/Crowned_teeth

    Crowned teeth may refer to: List of gear nomenclature#Crowned teeth - a term used in gear nomenclature; Crown (dentistry) - a type of dental restoration

  7. Human tooth - Wikipedia

    en.wikipedia.org/wiki/Human_tooth

    The anatomic crown of a tooth is the area covered in enamel above the cementoenamel junction (CEJ) or "neck" of the tooth. [2] [3] Most of the crown is composed of dentin ("dentine" in British English) with the pulp chamber inside. [4] The crown is within bone before eruption. [5] After eruption, it is almost always visible.