Добро пожаловать в клуб

Показать / Спрятать  Домой  Новости Статьи Файлы Форум Web ссылки F.A.Q. Логобург    Показать / Спрятать

Главное меню
ДомойНовостиСтатьиПостановка звуковФайлыДефектологияКнижный мирФорумСловарьРассылкаКаталог ссылокРейтинг пользователейЧаВо(FAQ)КонкурсWeb магазинШкольникамКарта сайта

Поздравляем нового Логобуржца Evgesha149 со вступлением в клуб!



Fundamentals of Tooth Decay   REETA JAIN,RAVI SHANKAR and G C Jain

Fundamentals of Tooth Decay

220 страниц. 2011 год.
LAP Lambert Academic Publishing
The earliest reference to tooth decay and toothache came from the ancient Sumerian text known as the “Legend of the worm”. Dental caries is an infectious microbiologic disease of the teeth that results in localized dissolution and destruction of calcified tissues or it is a “microbial disease of the calcified tissues of the teeth, characterized by demineralization of the inorganic portion and destruction of the organic substance of the tooth. Progression of caries in dentin is different from progression in the overlying enamel because of the structural differences of dentin. Dentin contains much less mineral and possesses microscopic tubules that provide a pathway for the ingress of acids and egress of mineral However, one may define it, its mainly a disease that dates back to antiquity and has also occurred in populations that have never used sugar or processed foods. Such infections may lead to tooth loss resulting in diminished chewing ability, pain, suffering and cosmetic...
- Генерация страницы: 0.07 секунд -