PPT-Pulpal Irritants and Dentin-Pulp Reactions

Presented by Dr Reza Hatam Dental pulp as a connective tissue How respond to irritants What makes it prone to degeneration Unique environment of dental pulp Unyielding walls of dentin. Dentin. – . Composition. , . Formation. , . and. . Structures. Dentinogenesis. O. rigin of the dentin. Dentin is formed by cells called odontoblasts that defferentiated from ectomesenchymal cells of the dental papilla following an organizing influence that emanents from the inner dental epithelium.. 2008;36:536–541. Before 2004 :. Apexification. :. Apexification. has proven to be highly predictable . increased susceptibility to cervical fracture . The . artificial. apical barrier technique . . . . CONTENTS. Introduction . Developmental disturbances in number of teeth. Developmental disturbances in size of teeth. Endodontics. Dr. Lama . Hammoud. 1. Scope of Pediatric . Dentistry:. Pediatric dentistry . is one of the nine recognized specialties of the . American Dental . Association and is concerned with the care of the teeth and oral . Aung. . Oo. DEN . 1114 . D218. What is dentin hypersensitivity?. A transient, sharp pain arising from exposed dentin in response to a . stimulus. Pain . – short in duration, very mild to very intense.. Dr. . omar. . MSc. , Ph D Medical physiology. 2017-2018. What is the pulp. the dental pulp is a soft . connective tissue . that normally is not mineralized. .. The pulpal cells are from different origins.. for Tri-County SMILES. Bill Maas. April 2, 2020. Supplemented with slides from . Jeremy Horst, Elevate Oral Care Webinar, March 26, 2020. “The actual depth of penetration of a carious lesion is greater than it appears on the radiograph.”. odontoblasts. have differentiated and begin collagen production. . Dentinogenesis. factors like TGF, IGF and BMP which are present in the inner enamel epithelium, are released and these are taken up by the . vascularized. and innervated connective tissue of . mesodermal. origin enclosed by dentin with communications to the periodontal ligament.. Dental . Pulp. ANATOMY. General features. The pulp is housed in the pulp chamber of the crown and in the root canal of the root. The pulp present in the crown is called . Assistant Professor,. Conservative Dentistry & Endodontics,. Dr. Z. A. Dental College, A. M. U. Aligarh. Fundamentals Of Tooth Preparation. Definition. Mechanical alteration of a . defective, injured, or diseased. Maxillary molar teeth. Entrance is always gained through the occlusal surface of all posterior teeth. The initial penetration is in the exact center of mesial pit. With the bur directed to the lingual.. vascularized. and innervated connective tissue of . mesodermal. origin enclosed by dentin with communications to the periodontal ligament.. ANATOMY. General features. The pulp is housed in the pulp chamber of the crown and in the root canal of the root. The pulp present in the crown is called . Permanent teeth with incompletely formed apices are called young permanent teeth.. Young permanent teeth are in developmental stage in children from 6 years of age until mid teens.. Young permanent teeth . Calcium hydroxide. 2. Introductio. n. Ca(OH)2 - A SPECIAL PAL. 3. History:. Nygren. (1838. ) =. ‘. fistula . dentalis. ’.. Codman(1851. ) was the first to attempt to preserve the involved dental pulp.