PPT-Tooth Eruption It is the axial or occlusal movement of the tooth from its developmental

PATTERN OF TOOTH MOVEMENT Preeruptive 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 . 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 . . development. , . eruption. and . anatomy. of . primary. . teeth. Tooth. . development. Inductio. (6-7thweek . i.u. .). Initation. . stage. dental. . lamina. Proliferatio. . Toothbud. (8th . 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.. Class I Amalgam Restoration. Conservative Approach. Cavity width : . ¼ intercuspal distance (1 – 1.5 mm).. Depth : . 1.5 – 2 mm. Indications. Moderate to large restorations.. Restorations that are not in . 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 :. Dr.Rai. Tariq . Masood. Introduction. Pits and Fissures are the enamel . faults;narrow. shafts and cracks.. Cement which is introduced into unprepared occlusal pits & fissures of caries susceptible teeth forming a protective layer against action of acid producing bacteria.. . Loss. The loss of teeth is the most common cause of a physiologic occlusion developing into a non-physiologic occlusion. In a healthy complete dentition, there is a an equilibrium of forces from lips, cheeks, tongue, neighboring teeth those help to maintain a relative stability of individual teeth. Preparation . for RPD. . is carried out for:. 1- Establishing guiding planes. .. 2- . Modifying unfavourable survey lines.. 3- Providing rest seats.. 4- Creating retentive areas.. 5- Might involve some occlusal . Outline . Tooth development phases. Pre-eruptive period. Period of eruption of the primary dentition. Static period of the primary dentition. Tooth Development Phases. 1- Initiation . The process of tooth development starts as early as 7 weeks in . IN-VITRO-POLARIZATION-SENSITIVEOPTICAL COHERENCE TOMOGRAPHYbyGhadeer AlwadaiSubmitted to the Graduate Faculty of the School of Dentistry in partial fulfillment of the requirements for the degree of Ma Crown. The visible part of the tooth above the gum is called the dental crown. The crowns have different appearances according to the function of the tooth. The front teeth (incisors) are sharp and formed as a chisel to be able to take a bite, e.g. of an apple. The teeth in the back of the mouth (molars) have larger and more rugged surfaces, which make them suitable for chewing. Cracked tooth syndromeanagement: integrating the old with the newAbstractThis article follows on from a paper looking at the pathogenesis and diagnosis of cracked tooth syndrome (CTS). It combines a r Karam. Ahmed. MSc operative dentistry. Lec.6. Occlusal. outline form (. occlusal. step). . The . occlusal. outlin. e. form of a Class II tooth preparation for amalgam. . is similar to that for the Class I tooth preparation..