Oral anatomy
Oral Anatomy
Chapter One Introduction
Chapter One Introduction
Teeth's structure Classification and function
Teeth’s Structure, Classification and Function
Teeth’ s structure ()Surface's structure 1 crown Anatomic crown Clinical crown Labial developmental 2 root depressions Anatomic crown bial lobe Middle Clinical crown labial lobe 3 neck. cervical line
一Teeth’s structure （一）Surface’s structure 1 crown Anatomic crown Clinical crown 2 root Anatomic crown Clinical crown 3 neck, cervical line
(=) Internal Structure 1 enamel Maxillary alveolar process Enamel Crown 2 cementum Cementoenamel Pulp cavity 3 dentin Root Cementoenamel junction 4 dental pulp Crown Mandibular alveolar Figure 15-6 an anterior and a posterior tooth, showing the dental tissues
（二）Internal Structure 1 enamel 2 cementum 3 dentin 4 dental pulp
Teeths Classification C According to the teeth's shape and function: incisor, canine, premolar and molar (=) permanent teeth primary (deciduous)teeth (E anterior teeth, posterior teeth
二 Teeth’s Classification （一）According to the teeth’s shape and function: incisor,canine,premolar and molar. （二）permanent teeth, primary(deciduous) teeth （三）anterior teeth, posterior teeth
Midline Right maxillary Left maxillary Canine quadrant MAXILLARY ARCH 16 RIGHT LEFT Right mandibular Left mandibula quadrant quadrant MANDIBULAR ARCH Anterior teeth.shown white Posterior teeth - shown blue Figure 15-5 Premolars 20 Oral cavity with the permanent teeth. The midline, quadrants, and anterior and posterior teeth are identified Canine 21
G Incisors Canine B Molars MAXILLARY ARCH RIGHT LEFT MANDIBULAR ARCH Molars Canine R M P
= Teeth’ s Function (-) Mastication (=) Pronunciation and Speech (三) Facial ethic
三Teeth’s Function （一）Mastication （二）Pronunciation and Speech （三）Facial ethic
Eruption of the teeth, Notation of the dentition
Eruption of the teeth, Notation of the dentition