PPT-Tooth development , eruption

and anatomy of primary teeth Tooth development Inductio 67thweek iu Initation stage dental lamina Proliferatio Toothbud 8th week Cap stage 910th . This acid could be dietary gastric or environmental It is therefore distinct from th ose types of tooth wear that are caused by friction or mechanical wear but in many ca ses the clinical presentation of tooth wear results from a combination of acid BASE DIAMETER D is the diameter of the base cylinder from which the involute portion of a tooth profile is generated BACKLASH B is the amount by which the width of a tooth space exceeds the thickness of the engaging tooth on the pitch circles As ac Dr.Rai. Tariq . Masood. Tooth Brush. The . toothbrush. is an instrument consisting of a small brush on a handle used to clean teeth through tooth brushing. Act of cleaning your teeth with the tooth brush is called . Dynamics of the tooth development. Development of teeth. The dynamics of the tooth development is studying the chronological stages of the primary and permanent teeth development, characterized by quantitative and qualitative differences.. I. njuries to the Primary Dentition. Dr M K Muasya. Paediatric dentist. University of Nairobi. Introduction. Trauma refers to injury; damage; impairment; external violence producing injury or degeneration to the tooth.. OUT LINE. NORMAL DENTAL DEVELOPMENT. ABNORMALITIES OF ERUPTION AND EXFOLIATION. MIXED DENTITION PROBLEMS. PLANNED EXTRACTION OF DECIDUOUS TEETH. WHAT TO REFER AND WHEN. 1. NORMAL . DENTAL . DEVELOPMENT. Dr:Nahvi. Force eruption. Force eruption. Unerupted. tooth. Fractured tooth. Tooth eruption . . . A permanent tooth should erupt:. 6 months after natural exfoliation of its predecessor. . Eruption delayed :. Learning Objective. : To be able to identify and describe the two different types of eruption. Effusive Eruptions…. Key Ideas:. Occur when hot, runny magma reaches surface. Gasses can escape more easily so less pressure builds up. Period of the mixed dentition. 6 to 12 years of age . Mixed dentition.. Shedding of primary teeth. Causes of shedding of primary teeth.. Resorption pattern of anterior and posterior primary teeth.. Shedding of teeth. Submitted by : . Nafeesath. . shahana. . mahazi. A.S. Developmental disturbance of teeth affecting the size of teeth. 1.Macrodontia. Macrodontia.  is a condition in which any tooth or . teeth.  appear larger than normal for that particular type of tooth. True . .. Module Capstone: The Assignment. Investigate . Mt. Toba . eruption.. Utilizing . the same research techniques you used in Part A, write a brief summary of the Toba event (150 word minimum). . TOBA. August 2020. Delayed Eruption. Know the eruption dates approximately, but most important is the . sequence. of eruption. If tooth fails to erupt . within 6 months . of its antimere, or there is a significant deviation from the normal sequence (e.g. a 2 erupting before a 1), investigate. In Part 2 MJDF you may be given a cephalogram or OPG of a child with delayed eruption and be expected to realize that there is something wrong!. PATTERN OF TOOTH MOVEMENT. Pre-eruptive . tooth movement. When deciduous tooth germs first differentiate, they are very small and a good deal of space is between them. This space is soon used because of the rapid growth of the tooth germs, and crowding results, especially in the incisor and canine region. This crowding is then relieved by growth of the jaws in length, which permits drifting of the tooth germs. . By:. Assistant Professor Dr. . Baydaa. Ali Al . Rawi. Just for looking. Stages in the life cycle of a tooth. 1. Growth. Physiologic process. Initiation. Prolifiration. Histodifferentiation. Morphodifferentiation.