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  2. Mandibular second molar - Wikipedia

    en.wikipedia.org/wiki/Mandibular_second_molar

    In the universal system of notation, the permanent mandibular second molars are designated by a number. The right permanent mandibular second molar is known as "31", and the left one is known as "18". In the Palmer notation, a number is used in conjunction with a symbol designating in which quadrant the tooth is found. For this tooth, the left ...

  3. Universal Numbering System - Wikipedia

    en.wikipedia.org/wiki/Universal_Numbering_System

    Universal numbering system. This is a dental practitioner view, so tooth number 1, the rear upper tooth on the patient's right, appears on the left of the chart. The Universal Numbering System, sometimes called the "American System", is a dental notation system commonly used in the United States. [1] [2]

  4. Human tooth - Wikipedia

    en.wikipedia.org/wiki/Human_tooth

    Human teeth function to ... (19 and 30), mandibular second molars (18 and 31 ... Ectopic enamel is enamel found in an unusual location, such as the root of a tooth.

  5. Dental notation - Wikipedia

    en.wikipedia.org/wiki/Dental_notation

    The uppercase letters A through T are used for primary teeth and the numbers 1 – 32 are used for permanent teeth. The tooth designated "1" is the maxillary right third molar ("wisdom tooth") and the count continues along the upper teeth to the left side. Then the count begins at the mandibular left third molar, designated number 17, and ...

  6. Dental anatomy - Wikipedia

    en.wikipedia.org/wiki/Dental_anatomy

    Tooth development is commonly divided into the following stages: the bud stage, the cap, the bell, and finally maturation. The staging of tooth development is an attempt to categorize changes that take place along a continuum; frequently it is difficult to decide what stage should be assigned to a particular developing tooth. [5]

  7. FDI World Dental Federation notation - Wikipedia

    en.wikipedia.org/wiki/FDI_World_Dental...

    FDI Notation, teeth's quadrants FDI World Dental Federation notation (also "FDI notation" or "ISO 3950 notation") is the world's most commonly used dental notation (tooth numbering system). [ 1 ] [ 2 ] It is designated by the International Organization for Standardization as standard ISO 3950 "Dentistry — Designation system for teeth and ...

  8. Molar (tooth) - Wikipedia

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

    The molars or molar teeth are large, flat teeth at the back of the mouth. They are more developed in mammals. They are used primarily to grind food during chewing. The name molar derives from Latin, molaris dens, meaning "millstone tooth", from mola, millstone and dens, tooth. Molars show a great deal of diversity in size and shape across the ...

  9. Human tooth development - Wikipedia

    en.wikipedia.org/wiki/Human_tooth_development

    The location where the outer enamel epithelium and inner enamel epithelium join is called the cervical loop. [1] The growth of cervical loop cells into the deeper tissues forms Hertwig Epithelial Root Sheath, which determines the root shape of the tooth. During tooth development there are strong similarities between keratinization and amelogenesis.