A Contemporary Examination of First and Second Permanent Molar Emergence
نویسندگان
چکیده
منابع مشابه
effects of first language on second language writing-a preliminary contrastive rhetoric study of farsi and english
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The morphologic relationship of the crown structures of the maxillary second deciduous molar (m2) and the first permanent molar (M1) was investigated with odontometric methods. Materials used were 124 male dental casts taken from Chinese living in Kaohsiung (Taiwan). The mesiodistal and buccolingual diameters, cusp sizes, and intercusp distances were measured. The mean crown diameters were larg...
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INTRODUCTION Uprighting a tipped molar by using an uprighting spring is a fundamental orthodontic treatment technique. Following a weak anchorage done only by the anterior teeth the permanent lower second molar will rotate around its center of resistance, and besides the distalizing movement will occur its extrusion. Following the reaction, the mandibular anterior teeth will have a movement of ...
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OBJECTIVE To determine the prevalence of impacted mandibular second molar (MM2) and the association between MM2 impaction and crowding. The clinical significance of the angle between first and second mandibular molar and of the space between the first mandibular molar (MM1) and the anterior margin of mandibular ramus in MM2 impaction were also evaluated. MATERIAL AND METHODS In this retrospec...
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The evolution of studies of political parties of constitution: The first and second periods show that the evolution of parties indicates that researchers' attitude to political pheno-mena also coincide with the evolution of political realities has been transformed, and the consideration of ideologies in the analysis of the parties have replaced with religious perspectives and anti-authoritarian...
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ژورنال
عنوان ژورنال: Journal of Dental Research
سال: 2017
ISSN: 0022-0345,1544-0591
DOI: 10.1177/0022034517716395