Results 21 to 30 of about 47,612 (235)

Adaptability of the tongue during orthodontic apparatus treatment

open access: yesRUDN Journal of Medicine, 2023
To date, most dentoalveolar deformities are associated with bad habits such as thumb sucking, tongue sticking out, and so on. According to the authors, protrusion of the tongue is normal in newborns, in which the tongue lies between the gingival pads ...
Maria B. Vasilyeva, Nidjat A. Guseynov
doaj   +1 more source

Bony pseudoteeth of extinct pelagic birds (Aves, Odontopterygiformes) formed through a response of bone cells to tooth-specific epithelial signals under unique conditions

open access: yesScientific Reports, 2018
Modern birds (crown group birds, called Neornithes) are toothless; however, the extinct neornithine Odontopterygiformes possessed bone excrescences (pseudoteeth) which resembled teeth, distributed sequentially by size along jaws.
Antoine Louchart   +5 more
doaj   +1 more source

Microbial Relationship of Carious Deciduous Molars and Adjacent First Permanent Molars

open access: yesMicroorganisms, 2023
(1) Epidemiological studies have shown that deciduous molar caries are related to and more severe than permanent molar caries. This study aimed to investigate whether caries subtypes in deciduous molars were associated with caries in first permanent ...
Weihua Shi, Jing Tian, He Xu, Man Qin
doaj   +1 more source

Dental Condition as A Factor Modifying the Transmission of the Sound Vibration in the Skull Bones

open access: yesApplied Sciences, 2020
Dental deficiencies coexist with hearing loss, and dental treatment can improve hearing acuity. To prove that different dentition affects the transmission of acoustic vibrations through bone conduction, we prepared six dry human skulls to reconstruct ...
Slawomir Balinski   +4 more
doaj   +1 more source

Cephalometrıc Evaluatıon In Early Loss Of Prımary Teeth

open access: yesTurkish Journal of Orthodontics, 1995
It’s known among the complications of the early loss of primary teeth are mesial drift of the first molars and distal tipping of the anterior teeth. In this study; lateral cephalometric evaluation carried out regardless of molar relationship on the male ...
Erman Akbulut   +3 more
doaj   +1 more source

The Antero-posterior Changes of Upper Permanent Canine Teeth during Their Eruption

open access: yesTurkish Journal of Orthodontics, 1988
In this study; the antero-posterior changes of upper permanent canin teeth have been investigated during their eruption at a mean period of 10.26 months.
Oktay Üner, Emel Yücel Eroğlu
doaj   +1 more source

PHYLOGENETIC SIGNATURES IN THE JUVENILE SKULLS AND CHEEK TEETH OF PLEISTOCENE PROBOSCIDIPPARION SINENSE, CHINA

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2015
We describe and compare three partial skulls of Chinese juvenile Proboscidipparion sinense from the Nihewanian of China. Study of the facial morphology, especially the nasal aperture, as well as cheek tooth morphology and metric data, including length ...
RAYMOND L. BERNOR   +2 more
doaj   +1 more source

A Case of Dentinogenesis Imperfecta Treated with Submerged Root Technique [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Dentinogenesis imperfecta (DGI), an autosomal dominant trait, is one of the most common hereditary disorders affecting both the formation and mineralization of dentin. Either or both primary and permanent dentition is affected by it.
Ginjupally Uday   +4 more
doaj   +1 more source

AN INVESTIGATION OF TOOTH LOSS IN GERIATRIC PATIENTS: A CROSS-SECTIONAL STUDY

open access: yesRevista Naval de Odontologia On Line, 2019
In order to provide a profile of the elderly people assisted by the Naval Dental Center (Odontoclínica Central da Marinha), it was performed an epidemiological survey seeking to outline the oral conditions and reported changes in eating habits in this ...
Graziela Pardini   +2 more
doaj   +1 more source

Permanent dentition occlusion in Chinese, Indian and Malay group in Malaysia

open access: yesAustralasian Orthodontic Journal, 1989
This survey outlines the proportion of the various features of occlusion in the permanent dentition of the three ethnic races, Chinese, Malay and Indian in Malaysia. The mean age of the high school children surveyed was 16.4 years. The Chinese and Malays
Woon Kok-Chin   +2 more
doaj   +1 more source

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